Dell PowerEdge R820

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Identifiers
Model QNAP TVS-EC2480U-SAS-RP-8GE-R2
MPN QNAP TVS-EC2480U-SAS-RP-8GE-R2
Dimensions / Weight
Key Features
AC input frequency
The frequency of the alternating current supplied to a power supply or charger, expressed in hertz (Hz). It indicates the acceptable operating range for the electrical mains that powers the device, ensuring proper functionality and safety.
50 - 60 Hz
AC input voltage
The range of alternating current voltage that the product accepts from its power source, expressed in volts (V). It indicates the minimum and maximum supply voltages compatible with the device across different regions.
90-264 V
Backup features Cloud,iSCSI LUN
Backup function
Indicates whether a device has the capability to create backups of its data or settings, allowing restoration in case of loss, failure, or interruption.
Yes
Bays
The total number of drive bays available in a storage enclosure or similar device, indicating how many individual drives can be installed.
24 Bay
Browser supported
A list of web browsers that the product can run or support, typically including major desktop and mobile browsers such as Chrome, Firefox, Safari, Edge, Internet Explorer, Opera, and others. Each value represents a distinct browser name or version range that has been verified to work with the device.
Microsoft Internet Explorer 10+, Mozilla Firefox 8+, Apple Safari 4+, Google Chrome
Built-in display
Indicates whether the product includes a built‑in screen or display unit that can be used directly for viewing content, such as a monitor on a laptop, an integrated display on a device, or a built‑in screen on appliances. A value of "Yes" means the product has such a display; "No" means it does not.
No
Built-in FTP server
Indicates whether the product includes a built‑in FTP server that allows file transfer and management over the network without requiring an external device.
Yes
Built-in UPnP AV media server
Indicates whether the product includes a built‑in Universal Plug and Play (UPnP) Audio/Video media server that can stream audio or video content to other devices on the network. A value of "Yes" means the device has this capability; "No" means it does not.
Yes
Bus Type
The interface or communication bus that a component uses to connect with other parts of a system, such as PCI Express, USB, SATA, or legacy buses like FSB and QPI. It indicates the protocol and physical connection used for data transfer between devices.
DMI2
Buzzer Yes
Cable lock slot
Indicates whether the product includes a slot for inserting a cable lock, such as a Kensington or similar security device.
No
Cables included
A list of the cable types that are supplied with the product, such as USB, HDMI, VGA, DisplayPort, LAN (RJ‑45), SATA, audio or other relevant connectors.
AC,LAN (RJ-45)
Card reader integrated
Indicates whether the device includes a built‑in card reader that can read removable memory cards such as SD, microSD, MMC or similar formats.
No
Chassis type
The physical form factor of a computer chassis, indicating its size and layout such as Tower, Desktop, Mini‑PC, or rack units (e.g., 1U, 2U). This attribute helps users identify the footprint, mounting options, and compatibility with other hardware.
Rack (4U)
Cooling
The type of cooling mechanism used by a product, such as active fan‑based cooling, passive heat sinks, liquid cooling, or no active cooling. It indicates whether the device relies on airflow, conduction, or other methods to dissipate heat and helps users assess thermal performance and noise levels.
Fan
Cooling type
The method used to dissipate heat from a component or system, such as active cooling (fans or liquid loops), passive heat sinks, or no active cooling. It indicates whether the product relies on airflow, conduction, or other mechanisms to maintain safe operating temperatures.
Active
CPU Cores
The total count of physical processing units (cores) present in a central processing unit (CPU). This integer value indicates how many independent execution threads the CPU can handle simultaneously, influencing multitasking performance and computational throughput.
Quad Core
CPU Model
The complete name or part number of the central processing unit used in a device, such as "Intel Core i7-10700K" or "AMD Ryzen 5 5600X". This value allows users to distinguish between different processor families, generations, and performance levels.
E3-1246 v3
CPU Speed
The maximum operating frequency of a central processing unit (CPU), expressed in hertz (Hz). This value indicates how many cycles per second the CPU can execute under normal conditions and is useful for comparing performance potential across different models.
3.5 GHz
CPU Type
The specific name or designation of the central processing unit installed in a device, such as "Intel Core i5-11400" or "AMD Ryzen 7 5800X." It identifies the exact processor variant and helps users compare performance, compatibility, and features across products.
Intel Xeon
Depth
The linear measurement of an object from front to back or top to bottom, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the item is and can be used for fitting, compatibility, or spatial planning.
530.5 mm
Device class
A free‑text label that identifies the general category or type of a device, such as "NAS", "Server", "Router", "Storage Enclosure" or any other descriptive class used by manufacturers to classify their products. The value is intended to help users quickly understand the primary function or form factor of the item.
Large Enterprise Business
DHCP Client
Indicates whether the device supports the DHCP client function, meaning it can automatically request an IP address and related network settings from a DHCP server.
Yes
DHCP server
Indicates whether the device supports acting as a DHCP server, allowing it to assign IP addresses and network configuration settings to clients on the network.
Yes
Dimensions
The pixel dimensions of a display or image, expressed as width by height (e.g., 1920x1080). It indicates how many pixels are used to render the visual content and is commonly used for monitors, TVs, smartphones, cameras, and digital images.
176 x 442 x 530 (WxHxD mm)
DOM Capacity
The total amount of digital storage available inside a Network‑Attached Storage (NAS) device for holding files and data, expressed as a numeric value with an appropriate unit such as MB, GB, or TB. This attribute helps users understand how much information the NAS can store internally and compare it to other storage solutions.
512MB
DOM Module
Indicates whether the product includes a Digital Optical Monitoring (DOM) module that provides optical power, temperature, and other diagnostics for fiber‑optic connections.
Yes
Drive Form Factor Support
A specification of the physical drive sizes and configurations that a storage device can accommodate. Each value lists one or more drive dimensions (e.g., "12 x 2.5"/3.5") indicating the number of bays and the supported platter or SSD form factor. This attribute helps users determine whether their existing drives fit the enclosure or server.
24 x 2.5"/3.5"
Drive Interface Support
A list of the physical or logical interfaces that a storage device uses to connect with other components, such as SATA, SAS, M.2 PCIe, U.2, NVMe, eSATA, USB, or Ethernet. The values are typically separated by commas and may include both technical names and consumer‑friendly labels.
24 x SAS 3 (12Gbps) / SATA 3 (6Gbps)
ECC supported by processor
Indicates whether the processor in a device supports Error Correcting Code (ECC) memory, allowing detection and correction of single-bit errors during data storage or transfer.
Yes
Embedded options available
Indicates whether the product includes embedded options such as firmware features, hardware modules or configuration settings that are built into the device and available for use without external accessories.
No
Enhanced intel speedstep technology Yes
Ethernet LAN
Indicates whether the product has an Ethernet interface for wired network connectivity, allowing data transmission over RJ‑45 or compatible cables.
Yes
Ethernet LAN data rates
Maximum theoretical speed at which a device can send or receive data over its Ethernet LAN interface, expressed in megabits per second (Mbps) or gigabits per second (Gbps). It represents the upper bound of throughput under optimal conditions and is useful for comparing network performance between devices with wired connectivity.
10,100,1000,10000 Mbit/s
Execute disable bit
Indica si la función de desactivar el bit de ejecución está habilitada en el dispositivo o componente. Un valor afirmativo significa que se permite bloquear la ejecución de código no autorizado, mientras que un valor negativo indica que esta protección no está activa.
Yes
Expansion slots
The total count of physical expansion slots available on a device for installing additional modules or peripherals such as PCI‑Express cards, M.2 drives, USB adapters, or other expansion hardware. It indicates how many separate slots can be used simultaneously or swapped between the product and other devices.
2 x mSATA 1 x PCIe 3.0 x4 1 x PCIe 3.0 x8
External Connectivity
A comma‑separated list of the physical connector types that are available on the exterior of a product, such as USB (various versions), HDMI, DisplayPort, Ethernet (RJ‑45), Thunderbolt, SATA, eSATA, SD card reader, audio jacks, and other common interfaces. The list helps users identify which ports they can use for data transfer, video output, power delivery or expansion.
2 x SFP+ 4 x USB 2.0 4 x USB 3.0/2.0
Fan diameter
The linear measurement across the widest part of a fan, expressed in units such as millimeters (mm), centimeters (cm) or inches (in). It represents the overall width of the fan and is useful for determining fit, compatibility with cases, and airflow characteristics.
8 cm
Fiber optic connector SFP+
Graphics & IMC lithography
The minimum feature size that can be etched onto a semiconductor chip, expressed in nanometers (nm). It indicates the manufacturing technology generation and influences performance, power consumption, and integration density of the processor.
22 nm
HDMI ports quantity 1
Height
The vertical dimension of a product measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where height is relevant, including books, electronics, furniture and other objects.
176.2 mm
Hot spare
Indicates whether the device includes an active backup unit (hot spare) that can automatically replace a failed drive without service interruption.
Yes
Hot-swap drive bays
Indicates whether the product’s drive bays support hot‑swap, meaning drives can be inserted or removed while the device is powered on without shutting down or rebooting.
Yes
Idle states
A list of the various low‑power or standby modes that a device can enter to conserve energy when not actively performing tasks.
Yes
Installed storage drive type No
Intel 64
Indicates whether the processor is compatible with the Intel® 64 architecture, enabling it to run operating systems and applications designed for x86‑64 processors.
Yes
Intel enhanced halt state
Indicates whether the processor includes Intel’s Enhanced Halt State feature, which allows the CPU to enter a low‑power idle mode when not actively executing instructions, thereby reducing energy consumption without compromising performance.
Yes
Intel Fast Memory Access
Indicates whether the product supports Intel’s Fast Memory Access feature, which allows the processor to access system memory more quickly and efficiently for improved performance.
Yes
Intel FDI Technology
Indicates whether the product incorporates Intel’s Flexible Display Interface (FDI) technology, which enables high‑bandwidth video output and efficient power management for display connections.
Yes
Intel flex memory access
Indicates whether the product supports Intel’s flexible memory access feature, which allows dynamic allocation and sharing of memory resources between the CPU and other components to improve performance and power efficiency.
Yes
Intel Identity Protection Technology version
Indicates the specific version number of Intel’s Identity Protection Technology that a product supports or implements. The value is typically a numeric string such as "1.00" or "0.00", representing the major and minor revision of the feature set.
1.00
Intel trusted execution technology
Indicates whether the product incorporates Intel’s Trusted Execution Technology, a security feature that creates isolated execution environments to protect sensitive code and data from tampering or unauthorized access.
Yes
Internal Flash Memory
Indicates whether the product contains an internal flash memory component that can be used for storage or firmware. A value of "Yes" means a built‑in flash module is present; "No" indicates it is absent.
No
Internal memory type
The type of memory physically installed inside a device, such as DDR4 SDRAM, LPDDR3, or other RAM variants. It indicates the architecture and generation of the internal memory modules that the product uses or supports.
DDR3
iSCSI support Yes
Jumbo frames support Yes
LAN Type
The type of network connection supported by the product, such as Ethernet speeds (e.g., 10/100/1000 Mbps) or combined interfaces like 1GbE + 10GbE. It indicates which networking standards are available for data transfer.
N/A
LED indicators
A list of the functions or statuses that an LED indicator on a device can display, such as power status, activity, link, and other operational signals.
Yes
Link aggregation
Indicates whether the device can combine multiple network connections into a single logical link to increase bandwidth or provide redundancy.
Yes
Linux operating systems supported
List of Linux operating systems that the product is compatible with, including specific versions and architectures when relevant. Each value represents a distinct Linux distribution or kernel version supported by the hardware or software.
Yes
Mac operating systems supported
A list of macOS operating system versions that the product supports or is compatible with, such as "macOS 10.15 Catalina", "macOS 11 Big Sur" or newer releases. Each entry represents a distinct OS version that can run on or be supported by the device.
Yes
Maximum internal memory supported by processor
The largest amount of internal random‑access memory (RAM) that a processor can address and support, expressed as a data size such as megabytes or gigabytes. It indicates the upper limit of memory capacity for active processes and multitasking performance on devices using this CPU.
32 GB
Maximum number of PCI Express lanes
The total count of PCI Express lanes available on a device or component, indicating the maximum number of high‑speed communication channels that can be used simultaneously for peripherals such as graphics cards, storage devices, and networking adapters.
16
Maximum on-board graphics adapter memory
The maximum amount of dedicated video memory that the integrated graphics adapter built into a device can provide, expressed as a data size (e.g., megabytes or gigabytes). This value indicates how much graphical processing power is available for rendering, gaming, and other GPU‑intensive tasks.
1.74 GB
Maximum power consumption
The highest electrical power that a device can draw or consume during operation, expressed in watts (W). It represents the peak energy usage of the product and is useful for estimating maximum power requirements, comparing efficiency across similar devices, and ensuring compatibility with power supplies.
351.21 W
Maximum RAM Memory Supported
The largest amount of random‑access memory (RAM) that a device or component can support, expressed as a data size such as megabytes or gigabytes. It indicates the upper limit of memory capacity for active processes and multitasking performance.
32GB (4x8GB)
Memory channels supported by processor
The total number of independent memory channels that a processor or motherboard supports for installing RAM modules. Each channel can handle one or more memory sticks, allowing the system to access data in parallel and improving performance.
Dual
Multilingual support
Indicates whether a product supports multiple languages for its user interface, documentation or help resources. A value of "Yes" means the device offers language options beyond the default; "No" indicates it is limited to a single language.
Yes
Noise Level 36.2 dB(A)
Number of screws
The total count of individual screws included with a product or component. It indicates how many separate screw units are provided for assembly, mounting, or securing parts, regardless of size or type.
192
On-board graphics adapter base frequency
The clock speed at which the integrated graphics processor runs under normal conditions, expressed in hertz (Hz). It indicates how many cycles per second the GPU performs and is useful for comparing visual performance across devices that use an on‑board graphics solution.
350 MHz
On-board graphics adapter DirectX version
The version number of the DirectX graphics API supported by a device, indicating its graphical capabilities and compatibility with software that relies on specific DirectX features.
11.2
On-board graphics adapter model
The model name or number of the integrated graphics adapter built into a device, such as a laptop or motherboard. It identifies the specific GPU variant used for rendering and video processing, allowing users to compare visual performance and compatibility across products.
Intel® HD Graphics P4600
On/off switch
Indicates whether the product includes an on/off switch that allows the user to power it on or off manually.
Yes
Operating system installed
The operating system that is installed on the device, indicating the software platform that manages hardware resources and provides services for applications. It can be a commercial OS such as Windows or macOS, an open‑source distribution like Linux, or a proprietary firmware used in embedded devices.
QNAP Turbo NAS System
PCI Express configurations
A textual description of how PCI Express lanes are distributed across the available slots or interfaces in a device. The value typically lists groups of lanes separated by commas, where each group may contain a number of lanes and optional ‘+’ signs to indicate combined lanes that share the same speed (e.g., "1x16", "2x8", "1x8+2x4"). This attribute helps users understand the bandwidth capacity and compatibility of expansion slots.
1x16,2x8,1x8+2x4
PCI Express slots version
The version of the PCI Express specification supported by a device or component. It indicates the maximum bandwidth and compatibility with PCIe devices such as graphics cards, storage controllers, and expansion cards. The value is typically expressed as a numeric revision (e.g., 2.0, 3.0, 4.0) but may also include descriptive labels for specific generations.
3.0
Power management
Indicates whether the device supports power‑management features such as automatic sleep, wake‑on‑LAN, or energy‑saving modes. A value of "Yes" means the product can enter low‑power states or be remotely controlled to conserve energy; "No" indicates it lacks these capabilities.
Yes
Power supply location
The physical position where the power supply unit is installed or mounted within a device, such as top, bottom, rear, side, front, or built‑in. This attribute helps users understand where to find the power source and plan cable routing or ventilation.
Built-in
Processor ARK ID
The Processor ARK ID is a numeric identifier assigned by Intel to each processor model. It uniquely distinguishes one CPU from another and can be used to look up detailed specifications, compatibility information, or firmware updates for that specific chip.
80916
Processor boost frequency
The highest clock speed a processor can reach when its turbo or boost feature is active, expressed in hertz (Hz). This value indicates the peak performance capability of the CPU under load and helps users compare how fast a processor can run beyond its base clock speed.
3.9 GHz
Processor cache type
The type or level of the internal cache memory in a processor, such as L1, L2, L3, or Smart Cache. This attribute indicates the hierarchical structure and naming convention used by the CPU manufacturer to describe its cache organization.
Smart Cache
Processor codename Haswell
Processor family
The processor family identifies the group or series of CPU models that share a common architecture, design, and performance characteristics. It helps users compare processors across brands and generations by indicating the underlying technology used in the chip.
Intel® Xeon® E3 V3 Family
Processor operating modes
The set of instruction set architectures or execution modes that a processor can operate in, such as 32‑bit or 64‑bit. This attribute indicates the architectural mode(s) supported by the CPU and helps users determine compatibility with software that requires a specific bitness.
32-bit,64-bit
Processor package size
The overall dimensions of a processor’s physical package, expressed as length × width × height in millimetres or inches. It indicates the size that must fit within a motherboard socket or mounting area and helps users compare compatibility across different CPU models.
37.5 mm
Processor series
The processor series identifies the family or generation of a CPU, such as "Intel Xeon E5-2600" or "AMD Ryzen 5000". It is used to group models that share similar architecture, performance characteristics and compatibility features.
Intel Xeon E3-1200 v3
Processor socket
The physical connector used by a processor to attach to a motherboard or compatible platform, such as LGA 1151, BGA 1440, Socket AM4, or LGA 1200. This attribute indicates the exact socket designation required for proper CPU installation and compatibility with other hardware components.
LGA 1150 (Socket H3)
Quick installation guide
Indicates whether a quick‑installation guide is provided with the product. A value of "Yes" means that a brief, step‑by‑step manual or overview is included to help users set up the device quickly; "No" indicates that no such guide is supplied.
Yes
RAID levels
A comma‑separated list that specifies the RAID configurations supported by a storage controller or device. Each entry can be a numeric level (e.g., 0, 1, 5, 10) or a special label such as JBOD. This attribute indicates which disk arrangements the system can manage.
0,1,5,6,10,JBOD
RAID support
A comma‑separated list of RAID levels that a storage device or controller can support, such as 0, 1, 5, 10, JBOD, and other proprietary configurations. Each value represents a distinct RAID mode the system is capable of creating or managing.
Yes
Reset button
Indicates whether the device has a physical reset button that restores factory settings or original configuration when pressed.
Yes
S.M.A.R.T. support
Indicates whether the product supports S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology), a feature that monitors storage device health and predicts failures.
Yes
Security algorithms
A list of cryptographic and authentication methods that a device can use for secure communication or data protection. Each entry represents a distinct algorithm or protocol, such as encryption ciphers (e.g., AES, WEP), authentication mechanisms (e.g., RADIUS, WPA‑PSK), or network security protocols (e.g., HTTPS, SSL/TLS). The values are typically separated by commas and may include both technical identifiers and consumer‑friendly labels.
256-bit AES,FIPS 140-2,FTPES,HTTPS,SSH,SSL/TLS
Server operating systems supported
A list of operating systems that the product can run or support, including specific versions and architectures when relevant. Each value represents a distinct OS that is compatible with the hardware or software.
Windows Server 2003
Share folder
A list of network file‑sharing protocols that the device can use to expose shared folders or drives. Common values include CIFS/SMB, AFP, NFS, FTP, and WebDAV. The attribute helps users understand which remote access methods are available for mounting or accessing storage on the device.
CIFS/SMB
Stepping
Der CPU‑Stepping bezeichnet die interne Version eines Prozessormodells, die bei jeder neuen Fertigungsrunde geändert wird. Er gibt an, welche Revision des Chips verwendet wurde und kann Einfluss auf Leistung, Energieverbrauch oder Kompatibilität haben.
C0
Storage drive interface
List of physical or logical interfaces that allow communication between a hard drive and other devices, such as SATA, M.2 PCIe, U.2, SAS, NVMe, or other standard connections.
Serial ATA III
Storage drive size
A list of the physical drive sizes that are compatible with the product, such as "2.5"", "3.5"", and "M.2". This attribute helps users determine which external or internal drives can be used with the device.
2.5/3.5"
Storage drives installed
The total count of individual storage devices (hard disk drives or solid‑state drives) that are physically present in the product. It indicates how many separate drives are installed, regardless of capacity or interface type.
No
Supported file systems
A comma‑separated list of file system formats that the product can read or write, such as FAT32, NTFS, ext4, exFAT, HFS+, and others. Each value represents a distinct storage format supported by the device’s firmware or operating system.
FAT32,HFS+,NTFS,ext3,ext4
Supported network protocols
A list of network communication protocols that a device can use or support, such as TCP/IP, HTTP, HTTPS, FTP, DHCP, DNS, and various wireless standards. Each protocol is represented by its standard name and may be separated by commas or slashes in the source data.
CIFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Supported storage drive types
A list of the types of storage drives that a product can accommodate or use, such as HDD, SSD, or hybrid configurations. Each entry indicates a distinct drive type that is supported by the device’s bays, slots, or external interfaces.
HDD,SSD
System bus rate
The highest theoretical speed at which the system bus can transfer data, expressed in gigatransfers per second (GT/s). This value indicates the bandwidth capacity of the internal communication pathway between components such as the CPU and memory or peripheral devices.
5 GT/s
System log
Indicates whether the product includes a system log feature that records events, errors, or status updates for troubleshooting and monitoring purposes. The value is a simple yes/no answer.
Yes
Thermal monitoring technologies Yes
Thermal solution specification
A short alphanumeric code that identifies the thermal solution or cooling configuration used in a computer component such as a processor, motherboard, or chassis. The identifier is typically assigned by the manufacturer and can be referenced to determine compatibility, performance characteristics, or warranty information for the cooling system.
PCG 2013D
Type
The general category or style of the product, such as laptop, printer cartridge, or cooling fan. It helps buyers quickly identify the nature of the item and compare similar products.
NAS
Wake-on-LAN ready
Indicates whether the device can be powered on remotely via Wake‑on‑LAN, allowing a network administrator or user to start it from sleep or off state using a network packet.
Yes
Web-based management
Indicates whether the product can be configured and monitored through a web interface accessible via a browser, allowing remote administration over a local or internet connection.
Yes
Weight
The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.
23.08 kg
Wi-Fi
Indicates whether the product has built‑in Wi‑Fi capability, allowing it to connect to wireless networks without requiring external adapters or dongles.
No
Width
The horizontal measurement of a product, expressed in a linear unit such as millimetres or inches. It indicates how wide the item is from one side to the other and is used for sizing, fitting, and compatibility purposes.
442.5 mm
QNAP

QNAP is a Taiwanese technology company that produces network-attached storage (NAS) devices. The company was founded in 2004 and is headquartered in Taipei. QNAP's products are used by consumers, small businesses, and enterprises, and include NAS devices, surveillance solutions, and cloud storage services.