Radeon PRO W7900 vs Pro W6800X Duo

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Primary details

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

Place in performance rankingnot rated10
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data7.72
ArchitectureRDNA 2.0 (2020−2022)RDNA 3.0 (2022)
GPU code nameNavi 21Navi 31
Market segmentWorkstationWorkstation
Release date3 August 2021 (2 years ago)13 April 2023 (1 year ago)
Launch price (MSRP)$4,999 $3,999
Current price$4200 (0.8x MSRP)$4649 (1.2x MSRP)

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores38406144
Boost clock speed1967 MHz2495 MHz
Number of transistors26,800 million57,700 million
Manufacturing process technology7 nm5 nm
Power consumption (TDP)400 Watt295 Watt
Texture fill rate472.1958.1

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).

InterfaceApple MPXPCIe 4.0 x16
Length267 mm280 mm
WidthQuad-slot3-slot
Supplementary power connectorsNone2x 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 GB48 GB
Memory bus width256 Bit384 Bit
Memory clock speed16 GB/s18 GB/s
Memory bandwidth512.0 GB/s864.0 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 2.1, 4x Thunderbolt3x DisplayPort 2.1, 1x mini-DisplayPort 2.1
HDMI+no data

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.76.7
OpenGL4.64.6
OpenCL2.12.2
Vulkan1.31.3

Pros & cons summary


Recency 3 August 2021 13 April 2023
Cost $4999 $3999
Maximum RAM amount 32 GB 48 GB
Chip lithography 7 nm 5 nm
Power consumption (TDP) 400 Watt 295 Watt

We couldn't decide between Radeon Pro W6800X Duo and Radeon PRO W7900. 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 W6800X Duo
Radeon Pro W6800X Duo
AMD Radeon PRO W7900
Radeon PRO W7900

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Community ratings

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3.6 37 votes

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3.9 68 votes

Rate Radeon PRO W7900 on a scale of 1 to 5:

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Questions & comments

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