NVIDIA A40 PCIe vs NVIDIA RTX PRO 500 Blackwell Mobile
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Unknown
Generation
Tesla
Blackwell-MW
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1305 MHz
1357 MHz
Boost Clock
1740 MHz
1792 MHz
Memory Clock
1812 MHz
1500 MHz
Memory
Memory Size
48GB
6GB
Memory Type
GDDR6
GDDR7
Memory Bus
384bit
96bit
Bandwidth
695.8GB/s
288.0GB/s
Render Config
SM Count
84
14
Shading Units
10752
1792
TMUs
336
56
ROPs
112
24
Tensor Cores
336
56
RT Cores
84
14
L1 Cache
128 KB (per SM)
128 KB (per SM)
L2 Cache
6 MB
24 MB
Theoretical Performance
Pixel Rate
194.9 GPixel/s
43.01 GPixel/s
Texture Rate
584.6 GTexel/s
100.4 GTexel/s
FP16 (half)
37.42 TFLOPS
6.423 TFLOPS
FP32 (float)
37.42 TFLOPS
6.423 TFLOPS
FP64 (double)
584.6 GFLOPS
100.4 GFLOPS
Graphics Processor
GPU Name
GA102
GB207
Architecture
Ampere
Blackwell 2.0
Foundry
Samsung
TSMC
Process Size
8 nm
5 nm
Transistors
28.3 billion
16.9 billion
Die Size
628 mm²
149 mm²
Board Design
TDP
300W
35W
Suggested PSU
700 W
-
Outputs
3x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
8-pin EPS
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.4
CUDA
8.6
12.0
Shader Model
6.6
6.8