NVIDIA RTX PRO 4000 Blackwell SFF vs NVIDIA GRID A100A
GPU · Specs Compare
Graphics Card
Release Date
Aug 2025
May 2020
Generation
Blackwell PRO W
GRID
Type
Desktop
Professional
Bus Interface
PCIe 5.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
577 MHz
1095 MHz
Boost Clock
1432 MHz
1410 MHz
Memory Clock
1125 MHz
1215 MHz
Memory
Memory Size
24GB
32GB
Memory Type
GDDR7
HBM2e
Memory Bus
192bit
6144bit
Bandwidth
432.0GB/s
1.87TB/s
Render Config
SM Count
70
108
Shading Units
8960
6912
TMUs
280
432
ROPs
96
192
Tensor Cores
280
432
RT Cores
70
—
L1 Cache
128 KB (per SM)
192 KB (per SM)
L2 Cache
48 MB
32 MB
Theoretical Performance
Pixel Rate
137.5 GPixel/s
270.7 GPixel/s
Texture Rate
401.0 GTexel/s
609.1 GTexel/s
FP16 (half)
25.66 TFLOPS
77.97 TFLOPS
FP32 (float)
25.66 TFLOPS
19.49 TFLOPS
FP64 (double)
401.0 GFLOPS
9.746 TFLOPS
Graphics Processor
GPU Name
GB203
GA100
Architecture
Blackwell 2.0
Ampere
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
45.6 billion
54.2 billion
Die Size
378 mm²
826 mm²
Board Design
TDP
70W
400W
Suggested PSU
250 W
800 W
Outputs
4x mini-DisplayPort 2.1b
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
3.0
3.0
Vulkan
1.4
N/A
CUDA
12.0
8.0
Shader Model
6.8
N/A
▲ Specs Compare
Data sourced from official specifications and benchmark tests.