NVIDIA GeForce RTX 3090 Ti vs AMD Radeon 660M
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Jan 2022
Generation
GeForce 30
Rembrandt
Type
Desktop
Integrated
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1560 MHz
1500 MHz
Boost Clock
1860 MHz
1900 MHz
Memory Clock
1313 MHz
System Shared
Memory
Memory Size
24GB
System Shared
Memory Type
GDDR6X
System Shared
Memory Bus
384bit
System Shared
Bandwidth
1.01TB/s
System Dependent
Render Config
SM Count
84
—
Shading Units
10752
384
TMUs
336
24
ROPs
112
16
Tensor Cores
336
—
RT Cores
84
6
L1 Cache
128 KB (per SM)
128 KB per Array
L2 Cache
6 MB
2 MB
Compute Units
—
6
Theoretical Performance
Pixel Rate
208.3 GPixel/s
30.40 GPixel/s
Texture Rate
625.0 GTexel/s
45.60 GTexel/s
FP16 (half)
40.00 TFLOPS
2.918 TFLOPS
FP32 (float)
40.00 TFLOPS
1459 GFLOPS
FP64 (double)
625.0 GFLOPS
91.20 GFLOPS
Graphics Processor
GPU Name
GA102
Rembrandt
GPU Variant
GA102-350-A1
—
Architecture
Ampere
RDNA 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
6 nm
Transistors
28.3 billion
13.1 billion
Die Size
628 mm²
210 mm²
Board Design
TDP
450W
15W
Suggested PSU
850 W
—
Outputs
1x HDMI 2.13x DisplayPort 1.4a
No outputs
Power Connectors
1x 16-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.0
Vulkan
1.4
1.2
CUDA
8.6
—
Shader Model
6.8
6.5
Benchmark
3DMark Time Spy
21,832
1,537
3DMark Time Spy Extreme
11,318
701
3DMark Speed Way
5,903
—
Blender
6,217
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.