AMD Radeon 660M vs NVIDIA GeForce RTX 3080 Ti Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Jan 2022
Generation
Rembrandt
GeForce 30 Mobile
Type
Integrated
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
1500 MHz
810 MHz
Boost Clock
1900 MHz
1260 MHz
Memory Clock
System Shared
2000 MHz
Memory
Memory Size
System Shared
16GB
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
512.0GB/s
Render Config
Compute Units
6
-
Shading Units
384
7424
TMUs
24
232
ROPs
16
96
RT Cores
6
58
L1 Cache
128 KB per Array
128 KB (per SM)
L2 Cache
2 MB
4 MB
SM Count
-
58
Tensor Cores
-
232
Theoretical Performance
Pixel Rate
30.40 GPixel/s
121.0 GPixel/s
Texture Rate
45.60 GTexel/s
292.3 GTexel/s
FP16 (half)
2.918 TFLOPS
18.71 TFLOPS
FP32 (float)
1459 GFLOPS
18.71 TFLOPS
FP64 (double)
91.20 GFLOPS
292.3 GFLOPS
Graphics Processor
GPU Name
Rembrandt
GA103S
Architecture
RDNA 2.0
Ampere
Foundry
TSMC
Samsung
Process Size
6 nm
8 nm
Transistors
13.1 billion
Unknown
Die Size
210 mm²
496 mm²
GPU Variant
-
GN20-E8-A1
Board Design
TDP
15W
115W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.5
6.5
CUDA
-
8.6
📊 Benchmark
3DMark Time Spy
1,537
12,905
3DMark Time Spy Extreme
701
6,164