A800 PCIe 40 GB vs Radeon Pro W6600X

Primary details

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

Place in the ranking152not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation51.46no data
Power efficiency19.66no data
ArchitectureRDNA 2.0 (2020−2024)Ampere (2020−2024)
GPU code nameNavi 23GA100
Market segmentWorkstationWorkstation
Release date3 August 2021 (3 years ago)8 November 2022 (1 year ago)
Launch price (MSRP)$699 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores20486912
Core clock speed2068 MHz765 MHz
Boost clock speed2479 MHz1410 MHz
Number of transistors11,060 million54,200 million
Manufacturing process technology7 nm7 nm
Power consumption (TDP)120 Watt250 Watt
Texture fill rate317.3609.1
Floating-point processing power10.15 TFLOPS19.49 TFLOPS
ROPs64160
TMUs128432
Tensor Coresno data432
Ray Tracing Cores32no data

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 4.0 x8PCIe 4.0 x16
Lengthno data267 mm
Width2-slot2-slot
Supplementary power connectorsNone8-pin EPS

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 typeGDDR6HBM2e
Maximum RAM amount8 GB40 GB
Memory bus width128 Bit5120 Bit
Memory clock speed2000 MHz1215 MHz
Memory bandwidth256.0 GB/s1,555 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 ConnectorsNo outputsNo outputs

API compatibility

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

DirectX12 Ultimate (12_2)N/A
Shader Model6.7N/A
OpenGL4.6N/A
OpenCL2.13.0
Vulkan1.3N/A
CUDA-8.0

Pros & cons summary


Recency 3 August 2021 8 November 2022
Maximum RAM amount 8 GB 40 GB
Power consumption (TDP) 120 Watt 250 Watt

Pro W6600X has 108.3% lower power consumption.

A800 PCIe 40 GB, on the other hand, has an age advantage of 1 year, and a 400% higher maximum VRAM amount.

We couldn't decide between Radeon Pro W6600X and A800 PCIe 40 GB. We've got no test results to judge.


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 Pro W6600X
Radeon Pro W6600X
NVIDIA A800 PCIe 40 GB
A800 PCIe 40 GB

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