AMD Radeon 660M vs NVIDIA RTX PRO 3000 Blackwell Mobile
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Unknown
Generation
Rembrandt
Blackwell-MW
Type
Integrated
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1500 MHz
848 MHz
Boost Clock
1900 MHz
1605 MHz
Memory Clock
System Shared
1750 MHz
Memory
Memory Size
System Shared
12GB
Memory Type
System Shared
GDDR7
Memory Bus
System Shared
192bit
Bandwidth
System Dependent
672.0GB/s
Render Config
Compute Units
6
—
Shading Units
384
5888
TMUs
24
184
ROPs
16
80
RT Cores
6
46
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
48 MB
SM Count
—
46
Tensor Cores
—
184
Theoretical Performance
Pixel Rate
30.40 GPixel/s
128.4 GPixel/s
Texture Rate
45.60 GTexel/s
295.3 GTexel/s
FP16 (half)
2.918 TFLOPS
18.90 TFLOPS
FP32 (float)
1459 GFLOPS
18.90 TFLOPS
FP64 (double)
91.20 GFLOPS
295.3 GFLOPS
Graphics Processor
GPU Name
Rembrandt
GB205
Architecture
RDNA 2.0
Blackwell 2.0
Foundry
TSMC
TSMC
Process Size
6 nm
5 nm
Transistors
13.1 billion
31.1 billion
Die Size
210 mm²
263 mm²
GPU Variant
—
GB205
Board Design
TDP
15W
60W
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
None
Suggested PSU
—
250 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.4
Shader Model
6.5
6.8
CUDA
—
12.0
Benchmark
3DMark Time Spy
1,537
—
3DMark Time Spy Extreme
701
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.