Product Compare
NVIDIA A100 PCIe 80 GB vs NVIDIA RTX PRO 4000 Blackwell
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jun 2021 | Mar 2025 |
| Generation | Tesla Ampere(Axx) | Blackwell PRO W |
| Type | Professional | Desktop |
| Bus Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |
| Clock Speeds | ||
| Base Clock | 1065 MHz | 1230 MHz |
| Boost Clock | 1410 MHz | 2055 MHz |
| Memory Clock | 1512 MHz | 1750 MHz |
| Memory | ||
| Memory Size | 80GB | 24GB |
| Memory Type | HBM2e | GDDR7 |
| Memory Bus | 5120bit | 192bit |
| Bandwidth | 1.94TB/s | 672.0GB/s |
| Render Config | ||
| SM Count | 108 | 70 |
| Shading Units | 6912 | 8960 |
| TMUs | 432 | 280 |
| ROPs | 160 | 96 |
| Tensor Cores | 432 | 280 |
| L1 Cache | 192 KB (per SM) | 128 KB (per SM) |
| L2 Cache | 80 MB | 48 MB |
| RT Cores | 70 | |
| Theoretical Performance | ||
| Pixel Rate | 225.6 GPixel/s | 197.3 GPixel/s |
| Texture Rate | 609.1 GTexel/s | 575.4 GTexel/s |
| FP16 (half) | 77.97 TFLOPS | 36.83 TFLOPS |
| FP32 (float) | 19.49 TFLOPS | 36.83 TFLOPS |
| FP64 (double) | 9.746 TFLOPS | 575.4 GFLOPS |
| Graphics Processor | ||
| GPU Name | GA100 | GB203 |
| Architecture | Ampere | Blackwell 2.0 |
| Foundry | TSMC | TSMC |
| Process Size | 7 nm | 5 nm |
| Transistors | 54.2 billion | 45.6 billion |
| Die Size | 826 mm² | 378 mm² |
| Board Design | ||
| TDP | 300W | 140W |
| Suggested PSU | 700 W | 300 W |
| Outputs | No outputs | 4x DisplayPort 2.1b |
| Power Connectors | 8-pin EPS | 1x 16-pin |
| Graphics Features | ||
| DirectX | N/A | 12 Ultimate (12_2) |
| OpenGL | N/A | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | N/A | 1.4 |
| CUDA | 8.0 | 12.0 |
| Shader Model | N/A | 6.8 |