GB10 vs Radeon 660M

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Primary details

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

Place in the ranking549not rated
Place by popularitynot in top-100not in top-100
Power efficiency14.92no data
ArchitectureRDNA 2.0 (2020−2025)Blackwell (2024−2025)
GPU code nameRembrandt+GB10
Market segmentLaptopWorkstation
Release date3 January 2023 (2 years ago)27 August 2025 (recently)

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 cores3846144
Core clock speed1500 MHz1665 MHz
Boost clock speed1900 MHz2525 MHz
Number of transistors13,100 millionno data
Manufacturing process technology6 nm3 nm
Power consumption (TDP)40 Wattno data
Texture fill rate45.60969.6
Floating-point processing power1.459 TFLOPS31.03 TFLOPS
ROPs1648
TMUs24384
Tensor Coresno data384
Ray Tracing Cores648

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 5.0 x16
Lengthno data150 mm
Widthno dataIGP
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 SharedLPDDR5X
Maximum RAM amountSystem Shared128 GB
Memory bus widthSystem Shared256 Bit
Memory clock speedSystem Shared1067 MHz
Memory bandwidthno data273.2 GB/s
Shared memory+no data
Resizable BAR-+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsPortable Device Dependent1x HDMI
HDMI-+

API and SDK compatibility

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

DirectX12 Ultimate (12_2)N/A
Shader Model6.7N/A
OpenGL4.6N/A
OpenCL2.03.0
Vulkan1.3N/A
CUDA-10.1
DLSS-+

Pros & cons summary


Recency 3 January 2023 27 August 2025
Chip lithography 6 nm 3 nm

GB10 has an age advantage of 2 years, and a 100% more advanced lithography process.

We couldn't decide between Radeon 660M and GB10. We've got no test results to judge.

Be aware that Radeon 660M is a notebook graphics card while GB10 is a workstation one.

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AMD Radeon 660M
Radeon 660M
NVIDIA GB10
GB10

Other comparisons

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Community ratings

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