GRID A100A vs Radeon HD 6850 X2

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking568not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.78no data
ArchitectureTeraScale 2 (2009−2015)Ampere (2020−2024)
GPU code nameBartsGA100
Market segmentDesktopWorkstation
Release date19 September 2011 (13 years ago)14 May 2020 (4 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores9606912
Core clock speed800 MHz900 MHz
Boost clock speedno data1005 MHz
Number of transistors1,700 million54,200 million
Manufacturing process technology40 nm7 nm
Power consumption (TDP)254 Watt400 Watt
Texture fill rate38.40434.2
Floating-point processing power1.536 TFLOPS13.89 TFLOPS
ROPs32192
TMUs48432
Tensor Coresno data432

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

InterfacePCIe 2.0 x16PCIe 4.0 x16
Width2-slotIGP
Supplementary power connectors2x 8-pinNone

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5HBM2e
Maximum RAM amount2 GB48 GB
Memory bus width256 Bit6144 Bit
Memory clock speed1050 MHz1215 MHz
Memory bandwidth134.4 GB/s1,866 GB/s

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors2x DVI, 1x HDMI, 1x DisplayPortNo outputs
HDMI+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX11.2 (11_0)12 Ultimate (12_2)
Shader Model5.06.5
OpenGL4.44.6
OpenCL1.22.0
VulkanN/A1.2
CUDA-8.0

Pros & cons summary


Recency 19 September 2011 14 May 2020
Maximum RAM amount 2 GB 48 GB
Chip lithography 40 nm 7 nm
Power consumption (TDP) 254 Watt 400 Watt

HD 6850 X2 has 57.5% lower power consumption.

GRID A100A, on the other hand, has an age advantage of 8 years, a 2300% higher maximum VRAM amount, and a 471.4% more advanced lithography process.

We couldn't decide between Radeon HD 6850 X2 and GRID A100A. We've got no test results to judge.

Be aware that Radeon HD 6850 X2 is a desktop card while GRID A100A is a workstation one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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AMD Radeon HD 6850 X2
Radeon HD 6850 X2
NVIDIA GRID A100A
GRID A100A

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Community ratings

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3.6 9 votes

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4 9 votes

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