Radeon Pro W6800 vs Pro W6900X

Primary details

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

Place in the rankingnot rated52
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data23.18
Power efficiencyno data14.18
ArchitectureRDNA 2.0 (2020−2024)RDNA 2.0 (2020−2024)
GPU code nameNavi 21Navi 21
Market segmentWorkstationWorkstation
Release date3 August 2021 (3 years ago)8 June 2021 (3 years ago)
Launch price (MSRP)$4,999 $2,249

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 cores51203840
Core clock speed1825 MHz2075 MHz
Boost clock speed2150 MHz2320 MHz
Number of transistors26,800 million26,800 million
Manufacturing process technology7 nm7 nm
Power consumption (TDP)300 Watt250 Watt
Texture fill rate688.0556.8
Floating-point processing power22.02 TFLOPS17.82 TFLOPS
ROPs12896
TMUs320240
Ray Tracing Cores8060

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 x16PCIe 4.0 x16
Length267 mm267 mm
WidthQuad-slot2-slot
Supplementary power connectorsNone1x 6-pin + 1x 8-pin

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 typeGDDR6GDDR6
Maximum RAM amount32 GB32 GB
Memory bus width256 Bit256 Bit
Memory clock speed2000 MHz2000 MHz
Memory bandwidth512.0 GB/s512.0 GB/s
Shared memory--

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 Connectors1x HDMI, 4x Thunderbolt6x mini-DisplayPort
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.56.5
OpenGL4.64.6
OpenCL2.12.1
Vulkan1.21.2

Pros & cons summary


Recency 3 August 2021 8 June 2021
Power consumption (TDP) 300 Watt 250 Watt

Pro W6900X has an age advantage of 1 month.

Pro W6800, on the other hand, has 20% lower power consumption.

We couldn't decide between Radeon Pro W6900X and Radeon Pro W6800. 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.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon Pro W6900X
Radeon Pro W6900X
AMD Radeon Pro W6800
Radeon Pro W6800

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.1 67 votes

Rate Radeon Pro W6900X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 80 votes

Rate Radeon Pro W6800 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.