Radeon Pro W6800X Duo vs 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 evaluation51.36no data
Power efficiency19.61no data
ArchitectureRDNA 2.0 (2020−2024)RDNA 2.0 (2020−2024)
GPU code nameNavi 23Navi 21
Market segmentWorkstationWorkstation
Release date3 August 2021 (3 years ago)3 August 2021 (3 years ago)
Launch price (MSRP)$699 $4,999

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 cores20483840
Core clock speed2068 MHz1800 MHz
Boost clock speed2479 MHz1967 MHz
Number of transistors11,060 million26,800 million
Manufacturing process technology7 nm7 nm
Power consumption (TDP)120 Watt400 Watt
Texture fill rate317.3472.1
Floating-point processing power10.15 TFLOPS15.11 TFLOPS
ROPs6496
TMUs128240
Ray Tracing Cores3260

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 x8Apple MPX
Lengthno data267 mm
Width2-slotQuad-slot
Supplementary power connectorsNoneNone

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 amount8 GB32 GB
Memory bus width128 Bit256 Bit
Memory clock speed2000 MHz2000 MHz
Memory bandwidth256.0 GB/s512.0 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 ConnectorsNo outputs1x HDMI 2.1, 4x Thunderbolt
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 Model6.76.7
OpenGL4.64.6
OpenCL2.12.1
Vulkan1.31.3

Pros & cons summary


Maximum RAM amount 8 GB 32 GB
Power consumption (TDP) 120 Watt 400 Watt

Pro W6600X has 233.3% lower power consumption.

Pro W6800X Duo, on the other hand, has a 300% higher maximum VRAM amount.

We couldn't decide between Radeon Pro W6600X and Radeon Pro W6800X Duo. 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
AMD Radeon Pro W6800X Duo
Radeon Pro W6800X Duo

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Community ratings

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