NVIDIA A40 PCIe vs NVIDIA CMP 90HX
GPU · Specs Compare
Graphics Card
Release Date
Oct 2020
Jul 2021
Generation
Tesla
Mining GPUs
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 1.0 x4
Clock Speeds
Base Clock
1305 MHz
1500 MHz
Boost Clock
1740 MHz
1710 MHz
Memory Clock
1812 MHz
1188 MHz
Memory
Memory Size
48GB
10GB
Memory Type
GDDR6
GDDR6X
Memory Bus
384bit
320bit
Bandwidth
695.8GB/s
760.3GB/s
Render Config
SM Count
84
50
Shading Units
10752
6400
TMUs
336
200
ROPs
112
80
Tensor Cores
336
200
RT Cores
84
50
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
6 MB
5 MB
Theoretical Performance
Pixel Rate
194.9 GPixel/s
136.8 GPixel/s
Texture Rate
584.6 GTexel/s
342.0 GTexel/s
FP16 (half)
37.42 TFLOPS
21.89 TFLOPS
FP32 (float)
37.42 TFLOPS
21.89 TFLOPS
FP64 (double)
584.6 GFLOPS
342.0 GFLOPS
Graphics Processor
GPU Name
GA102
GA102
Architecture
Ampere
Ampere
Foundry
Samsung
Samsung
Process Size
8 nm
8 nm
Transistors
28.3 billion
28.3 billion
Die Size
628 mm²
628 mm²
GPU Variant
—
GA102-100-A1
Board Design
TDP
300W
320W
Suggested PSU
700 W
700 W
Outputs
3x DisplayPort 1.4a
No outputs
Power Connectors
8-pin EPS
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
8.6
8.6
Shader Model
6.6
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.