Radeon PRO W6500M vs Pro W6400

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Primary details

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

Place in the ranking260not rated
Place by popularitynot in top-100not in top-100
Power efficiency28.96no data
ArchitectureRDNA 2.0 (2020−2024)RDNA 2.0 (2020−2024)
GPU code nameNavi 24Navi 24
Market segmentWorkstationMobile workstation
Release date19 January 2022 (2 years ago)no data (2024 years ago)

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 cores7681024
Core clock speed2331 MHz1512 MHz
Boost clock speed2331 MHz2040 MHz
Number of transistors5,400 million5,400 million
Manufacturing process technology6 nm6 nm
Power consumption (TDP)50 Watt25 Watt
Texture fill rate111.9130.6
Floating-point processing power3.58 TFLOPS4.178 TFLOPS
ROPs3232
TMUs4864
Ray Tracing Cores1216

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 x4PCIe 4.0 x4
Width1-slotno data
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 amount4 GB4 GB
Memory bus width64 Bit64 Bit
Memory clock speed1750 MHz2000 MHz
Memory bandwidth112.0 GB/s128.0 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 Connectors2x DisplayPort 1.4aPortable Device Dependent

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.66.7
OpenGL4.64.6
OpenCL2.22.2
Vulkan1.31.3

Pros & cons summary


Power consumption (TDP) 50 Watt 25 Watt

PRO W6500M has 100% lower power consumption.

We couldn't decide between Radeon Pro W6400 and Radeon PRO W6500M. We've got no test results to judge.

Be aware that Radeon Pro W6400 is a workstation card while Radeon PRO W6500M is a mobile workstation one.


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 W6400
Radeon Pro W6400
AMD Radeon PRO W6500M
Radeon PRO W6500M

Comparisons with similar GPUs

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Community ratings

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4 28 votes

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5 1 vote

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Questions & comments

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