Radeon PRO W6500M vs 660M

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Primary details

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

Place in the ranking332not rated
Place by popularitynot in top-100not in top-100
Power efficiency27.94no data
ArchitectureRDNA 2.0 (2020−2024)RDNA 2.0 (2020−2024)
GPU code nameRembrandt+Navi 24
Market segmentLaptopMobile workstation
Release date3 January 2023 (1 year ago)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 cores3841024
Core clock speed1500 MHz1512 MHz
Boost clock speed1900 MHz2040 MHz
Number of transistors13,100 million5,400 million
Manufacturing process technology6 nm6 nm
Power consumption (TDP)40 Watt25 Watt
Texture fill rate45.60130.6
Floating-point processing power1.459 TFLOPS4.178 TFLOPS
ROPs1632
TMUs2464
Ray Tracing Cores616

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 x8PCIe 4.0 x4
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 typeSystem SharedGDDR6
Maximum RAM amountSystem Shared4 GB
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared2000 MHz
Memory bandwidthno data128.0 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 ConnectorsPortable Device DependentPortable 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 Model6.76.7
OpenGL4.64.6
OpenCL2.02.2
Vulkan1.31.3

Pros & cons summary


Power consumption (TDP) 40 Watt 25 Watt

PRO W6500M has 60% lower power consumption.

We couldn't decide between Radeon 660M and Radeon PRO W6500M. We've got no test results to judge.

Be aware that Radeon 660M is a notebook graphics 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 660M
Radeon 660M
AMD Radeon PRO W6500M
Radeon PRO W6500M

Comparisons with similar GPUs

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Community ratings

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3.6 324 votes

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Questions & comments

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