Product Compare
NVIDIA B300 vs NVIDIA GRID A100B
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Sep 2025 | May 2020 |
| Generation | Server Blackwell | GRID |
| Type | Desktop | Professional |
| Bus Interface | PCIe 5.0 x16 | PCIe 4.0 x16 |
| Clock Speeds | ||
| Base Clock | 1665 MHz | 900 MHz |
| Boost Clock | 2032 MHz | 1005 MHz |
| Memory Clock | 2000 MHz | 1215 MHz |
| Memory | ||
| Memory Size | 144GB | 48GB |
| Memory Type | HBM3e | HBM2e |
| Memory Bus | 4096bit | 6144bit |
| Bandwidth | 4.10TB/s | 1.87TB/s |
| Render Config | ||
| SM Count | 148 | 108 |
| Shading Units | 18944 | 6912 |
| TMUs | 592 | 432 |
| ROPs | 24 | 192 |
| Tensor Cores | 592 | 432 |
| L1 Cache | 256 KB (per SM) | 192 KB (per SM) |
| L2 Cache | 50 MB | 48 MB |
| Theoretical Performance | ||
| Pixel Rate | 48.77 GPixel/s | 193.0 GPixel/s |
| Texture Rate | 1202.9 GTexel/s | 434.2 GTexel/s |
| FP16 (half) | 1231.8 TFLOPS | 55.57 TFLOPS |
| FP32 (float) | 76.99 TFLOPS | 13.89 TFLOPS |
| FP64 (double) | 1202.9 GFLOPS | 6.947 TFLOPS |
| Graphics Processor | ||
| GPU Name | GB110 | GA100 |
| Architecture | Blackwell Ultra | Ampere |
| Foundry | TSMC | TSMC |
| Process Size | 5 nm | 7 nm |
| Transistors | 104 billion | 54.2 billion |
| Die Size | Unknown | 826 mm² |
| Board Design | ||
| TDP | 1400W | 400W |
| Suggested PSU | 1800 W | 800 W |
| Outputs | No outputs | No outputs |
| Power Connectors | None | |
| Graphics Features | ||
| DirectX | N/A | N/A |
| OpenGL | N/A | N/A |
| OpenCL | 3.0 | 3.0 |
| Vulkan | N/A | N/A |
| CUDA | 10.3 | 8.0 |
| Shader Model | N/A | N/A |