Apple MacBook Pro 15 i9 512GB SSD MacOS X Grey Refurbished Laptop

Indicates whether the product supports AMD FreeSync, an adaptive sync technology that synchronizes a display’s refresh rate with a graphics card to reduce screen tearing and stuttering.

A list of the card reader capabilities supported by a device. Each entry describes a specific type of memory card or interface that the product can read, such as SD, microSD, MMC, or USB On‑The-Go. If a device has no card reader, the list is empty.

A colour is a visual attribute that describes the hue or shade of an object or surface. It can be a single dominant colour, a combination of colours, or a range such as "Black, White". The value may be expressed in common names (e.g., Black, Silver) or descriptive terms (e.g., One Colour, Assorted).

The maximum operating frequency that a CPU can reach when its turbo or boost feature is active, expressed in hertz (Hz). This value indicates the peak performance capability of the processor under load and helps users compare how fast a CPU can run beyond its base clock speed.

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.

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.

The total number of independent execution units (threads) that a CPU can handle simultaneously. This value indicates how many parallel tasks the processor can process at once, affecting multitasking performance and workload distribution.

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.

The total count of processing cores present in a graphics processing unit (GPU). This value indicates how many independent execution units are available for parallel rendering, compute tasks, and other GPU‑accelerated operations.

The maximum operating frequency that a graphics processing unit can reach when its turbo or boost feature is active, expressed in hertz (Hz). This value indicates the peak performance capability of the GPU under load and helps users compare how fast a graphics card can run beyond its base clock speed.

The exact model or designation of the graphics processing unit (GPU) installed in a device, such as "Intel UHD Graphics 620", "NVIDIA GeForce RTX 2070" or "AMD Radeon RX 580". It identifies the specific GPU variant used for rendering and video processing, allowing users to compare visual performance and compatibility across products.

The maximum operating frequency of the graphics processing unit (GPU), expressed in hertz (Hz). This value indicates how many cycles per second the GPU can execute and helps users compare visual performance across different models.

The amount of dedicated video memory (VRAM) available on the graphics processing unit, expressed as a data size such as megabytes (MB) or gigabytes (GB). This value indicates how much graphical data can be stored for textures, frame buffers, and other GPU tasks, affecting performance in gaming, rendering, and high‑resolution displays.

The width of the data bus that connects the graphics processing unit (GPU) to its memory, expressed in bits. A wider bus allows more data to be transferred per clock cycle, which can improve rendering performance and bandwidth between the GPU and its dedicated video memory.

The operating frequency of the graphics memory (VRAM) in a device, expressed in hertz (Hz). It indicates how many cycles per second the video RAM can perform and is useful for comparing performance potential across different GPUs or integrated graphics solutions.

The type of video memory used by a graphics processing unit or integrated GPU, such as GDDR6, GDDR5, or shared system memory. This attribute indicates whether the device has dedicated VRAM, the generation of that memory, or if it relies on shared memory from the main system RAM.

A comma‑separated list describing the input/output interfaces available on a device. Each entry typically names a port type (e.g., HDMI, USB, Ethernet) and may include additional details such as version or connector style. The list is used to inform users about connectivity options without specifying exact quantities for each type.

The form factor, connectivity, and illumination features of a product’s keyboard, such as Chiclet, mechanical, backlit with RGB or single‑color LEDs, or non‑backlit. It indicates how the keys are arranged, whether they provide visual feedback, and what lighting options are available.

The largest amount of random‑access memory 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.

The maximum operating frequency of a memory module, expressed in hertz (Hz). It indicates how many cycles per second the RAM can perform and is typically reported as MHz or GHz. This value helps users compare performance potential across different memory types and system configurations.

Indicates whether the product supports NVIDIA SLI (Scalable Link Interface) for connecting multiple GPUs in parallel. The value is "Yes" if the device can configure or operate with SLI, and "No" otherwise.

Indicates whether the product supports NVIDIA G‑Sync technology, which dynamically synchronizes a monitor’s refresh rate with the graphics card to eliminate screen tearing and reduce input lag.

Indicates whether a product incorporates NVIDIA Max‑Q design, a technology that optimizes power consumption and thermal performance for mobile GPUs while maintaining gaming or professional graphics capabilities.

The operating system 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.

Indicates whether the central processing unit (CPU) can be run at a higher clock speed than its default specification, typically to achieve better performance.

Indicates whether a graphics card or device can perform real‑time ray tracing, a rendering technique that simulates realistic lighting and shadows by tracing the paths of light rays in a virtual scene. A value of "Yes" means the hardware and drivers support this feature for games, simulations, or professional applications; "No" indicates it is not supported.

The number of times per second that a display updates its image, expressed in hertz (Hz). It indicates the smoothness and responsiveness of motion on the screen; higher rates generally provide a more fluid visual experience.

The pixel dimensions that a device can output or support, expressed as width by height (e.g., 1920x1080). It indicates the maximum resolution available for display content on the product.

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.

The technology or media format used for internal or external data storage, such as hard disk drives (HDD), solid‑state drives (SSD), eMMC, microSD cards, or combinations of these. It indicates the underlying storage medium that determines performance, capacity, and compatibility with a device.

Indicates whether the graphics card is compatible with virtual reality systems and can support VR applications or experiences.

The pixel resolution of a built‑in camera on a device, expressed in megapixels (e.g., 5.0 MP). It indicates the image detail capability for video calls, recordings, and other visual functions.