Hewlett Packard 826684-B21 Server

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Identifiers
Model Hewlett Packard Enterprise 826684-B21
MPN Hewlett Packard Enterprise 826684-B21
Dimensions / Weight
Key Features
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.
QPI
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
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 (2U)
Conflict free processor
Indicates whether the processor in the device is certified as conflict‑free, meaning it has been tested and confirmed to operate without conflicts or incompatibilities with other system components. A value of "Yes" means the processor meets the conflict‑free standard; "No" indicates it does not.
Yes
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.
680 mm)
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.
Yes
Energy Star certified Yes
Enhanced intel speedstep technology Yes
Ethernet interface type
A list of the Ethernet standards that a product supports, such as Fast Ethernet (10/100 Mbps), Gigabit Ethernet (1 Gbps), 2.5 GbE, 10 GbE, and other variants. Each value is a free‑text label describing one supported interface; multiple values are separated by commas when the device offers more than one speed or generation.
Gigabit Ethernet
Ethernet LAN
Indicates whether the product includes an Ethernet LAN interface for wired network connectivity, allowing data transmission over RJ‑45 or compatible cables.
Yes
Ethernet LAN ports
Represents the total count of Ethernet LAN (RJ‑45) interfaces available on a product. The value is an integer indicating how many physical Ethernet ports are present, regardless of speed or generation.
4
Execute disable bit
Indicates whether the processor’s Execute Disable bit is enabled, allowing the CPU to prevent execution of code from memory regions marked as non-executable.
Yes
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.
90 mm)
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
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 Demand Based Switching
Indicates whether the product incorporates Intel’s Demand‑Based Switching technology, which dynamically adjusts power delivery to components based on workload demands, improving energy efficiency and performance.
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 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.
No
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
Intel TSX-NI
Indicates the specific version of Intel Transactional Synchronization Extensions – No Interlock (TSX‑NI) supported by a processor, which determines its capability for efficient transaction processing and concurrency control.
Yes
Intel Virtualization Technology
Indicates whether the product supports Intel’s virtualization technology, which enables efficient execution of virtual machines by providing hardware‑assisted features such as VT‑x and VT‑d for CPU instruction set extensions.
Yes
Intel Virtualization Technology for Directed I/O
Indicates whether the product supports Intel Virtualization Technology for Directed I/O, a feature that enables efficient virtualization of input/output operations by allowing virtual machines to directly access hardware devices.
Yes
Intel VT-x with Extended Page Tables Yes
Internal memory
The total amount of internal memory available in a device, expressed as a data size such as megabytes (MB) or gigabytes (GB). It indicates how much information the component can hold for active processes and affects multitasking performance.
32768 MB
Maximum internal memory supported by processor 1572864 MB
Maximum PCI Express lanes
Cantidad total de líneas (lanes) de la interfaz PCI Express disponibles en un dispositivo o placa base. Cada línea permite el flujo de datos entre el procesador y los dispositivos conectados, por lo que este número indica la capacidad máxima de ancho de banda para tarjetas y periféricos compatibles con PCIe.
40
Memory bandwidth supported by processor
The maximum rate at which a processor can transfer data to or from its memory subsystem, expressed as a data transfer speed (e.g., GB/s). It indicates the throughput capacity of the CPU’s memory interface and helps users compare performance potential across different processors.
76.8 GB/s
Memory channels supported by processor
The total count of independent memory channels supported by a processor or motherboard, indicating how many separate memory paths can be used simultaneously. This value helps users understand the potential for parallel memory access and overall system performance.
Quad
Memory clock speeds supported by processor
A list of the operating frequencies that a processor can run at, expressed in hertz (Hz). The values are typically given as MHz or GHz and may include multiple speeds separated by commas to indicate base, boost, or other supported clock rates. This attribute helps users compare the performance potential of different CPUs and understand the range of speeds they can achieve under various workloads.
1600,1866,2133,2400 MHz
Memory slots
The number of physical memory slots that are present and available for installing RAM modules in a device. This count indicates how many separate memory sticks can be installed or upgraded.
24 DIMM slots
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.
No
Optical drive type
The type of optical drive included in a device, such as DVD‑RW, DVD‑Writer, Blu‑Ray RW, or no optical drive. This attribute indicates whether the product can read or write optical media and specifies the particular model or capability when available.
DVD-RW
PCI Express slots version 3
PCI-X slots 6
Physical Address Extension PAE
The number of bits used by a processor to address physical memory when Physical Address Extension (PAE) is enabled. This value indicates the maximum virtual address space that can be accessed, typically 32, 36, 40 or 48 bits for x86 CPUs.
46 bit
Power supply
The electrical power consumption or output of the product, expressed in watts (W). It indicates how much energy the device uses during operation or how much power it can deliver to connected equipment.
800 W
Processor ARK ID
The unique numeric identifier assigned by Intel to each processor model, used for precise identification and lookup of technical specifications.
91767
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.
2.9 GHz
Processor cache
The amount of internal memory reserved for a processor’s cache, expressed in units such as megabytes (MB) or gigabytes (GB). This value indicates how much data the CPU can store locally to accelerate access and improve performance.
30 MB
Processor cache type
Indicates the level or category of a processor’s internal cache memory, such as L1, L2, L3, or Smart Cache. This attribute helps users understand the hierarchy and accessibility of cached data within the CPU, which can influence performance characteristics.
Smart Cache
Processor code
A unique identifier that represents the specific model or variant of a computer processor. The code is typically an alphanumeric string (e.g., "SR2ZU", "SR3LA") used by manufacturers to distinguish between different CPU models, generations, and configurations. It can be entered as free text and may appear in product listings, technical specifications, or inventory records.
SR2N3
Processor codename Broadwell
Processor cores
The total number of physical processing units in a single central processing unit (CPU). This value indicates how many independent tasks the CPU can handle simultaneously, influencing multitasking and parallel performance.
12
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® E5 v4
Processor frequency
The fundamental operating frequency of a processor, expressed in hertz (Hz). It indicates the speed at which the CPU runs under normal conditions and is typically reported in gigahertz (GHz) or megahertz (MHz). This value helps users compare performance potential across different models.
2.2 GHz
Processor lithography 14 nm
Processor model
Identifies the exact model of the central processing unit used in a device, including brand and numeric designation such as "Intel Core i5-8250U" or "AMD Ryzen 7 3700X". This value allows users to distinguish between different processor families, generations, and performance levels.
E5-2650V4
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 lists the supported modes for the CPU and helps users determine compatibility with software that requires a specific bitness.
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.
52.5 x 51 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 E5-2600 v4
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 2011-v3
Redundant power supply RPS support
Indicates whether the product includes a redundant power supply system that can provide backup power in case one unit fails, ensuring continuous operation.
Yes
Stepping
The processor stepping code identifies the specific revision of a CPU model, indicating changes in manufacturing that may affect performance, power consumption or compatibility. It is used to distinguish between different silicon revisions within the same product line.
M0
Supported instruction sets
A list of processor instruction set extensions that a CPU can execute, such as AVX, AVX2, SSE4.1, SSE4.2, and AVX‑512. Each value represents an individual extension or group of extensions supported by the hardware.
AVX 2.0
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.
9.6 GT/s
Tcase
The highest temperature at which the product can safely operate without risk of damage or performance degradation. It is expressed in degrees Celsius and applies to all electronic components such as processors, servers, storage devices, and other hardware that generate heat during normal use.
80 °C
Thermal design power
The maximum amount of power, expressed in watts (W), that a processor or other electronic component is designed to dissipate as heat under typical operating conditions. It represents the thermal load the cooling system must handle and is used by manufacturers and users to assess performance, energy consumption, and suitability for specific environments.
105 W
Thermal monitoring technologies 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.
32.6 lbs (14.8 kg)
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.
445 mm)
Hewlett Packard Enterprise

Hewlett Packard Enterprise is a technology company that provides a range of products and services to businesses and governments around the world. Some of the company's most popular products include servers, storage systems, and networking equipment. Hewlett Packard Enterprise also offers a variety of services, including consulting, support, and training.