Radeon Pro W6600 vs Pro W6900X

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Primary details

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

Place in the rankingnot rated104
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data70.27
Power efficiencyno data27.59
ArchitectureRDNA 2.0 (2020−2024)RDNA 2.0 (2020−2024)
GPU code nameNavi 21Navi 23
Market segmentWorkstationWorkstation
Release date3 August 2021 (3 years ago)8 June 2021 (3 years ago)
Launch price (MSRP)$4,999 $649

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 cores51201792
Core clock speed1825 MHz2331 MHz
Boost clock speed2150 MHz2903 MHz
Number of transistors26,800 million11,060 million
Manufacturing process technology7 nm7 nm
Power consumption (TDP)300 Watt100 Watt
Texture fill rate688.0325.1
Floating-point processing power22.02 TFLOPS10.4 TFLOPS
ROPs12864
TMUs320112
Ray Tracing Cores8028

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 mm241 mm
WidthQuad-slot1-slot
Supplementary power connectorsNone1x 6-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 GB8 GB
Memory bus width256 Bit128 Bit
Memory clock speed2000 MHz1750 MHz
Memory bandwidth512.0 GB/s224.0 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 Connectors1x HDMI, 4x Thunderbolt4x DisplayPort
HDMI+-

API compatibility

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

DirectX12 Ultimate (12_2)12.0 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
Maximum RAM amount 32 GB 8 GB
Power consumption (TDP) 300 Watt 100 Watt

Pro W6900X has an age advantage of 1 month, and a 300% higher maximum VRAM amount.

Pro W6600, on the other hand, has 200% lower power consumption.

We couldn't decide between Radeon Pro W6900X and Radeon Pro W6600. 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 W6900X
Radeon Pro W6900X
AMD Radeon Pro W6600
Radeon Pro W6600

Comparisons with similar GPUs

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Community ratings

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


3.1 67 votes

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4.2 65 votes

Rate Radeon Pro W6600 on a scale of 1 to 5:

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Questions & comments

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