Product Compare
NVIDIA L40 vs NVIDIA RTX A400
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Oct 2022 | Apr 2024 |
| Generation | Tesla Ada | Quadro Ampere(Ax000) |
| Type | Professional | Desktop |
| Bus Interface | PCIe 4.0 x16 | PCIe 4.0 x8 |
| Clock Speeds | ||
| Base Clock | 735 MHz | 1417 MHz |
| Boost Clock | 2490 MHz | 1762 MHz |
| Memory Clock | 2250 MHz | 1500 MHz |
| Memory | ||
| Memory Size | 48GB | 4GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 384bit | 64bit |
| Bandwidth | 864.0GB/s | 96.00GB/s |
| Render Config | ||
| SM Count | 142 | 6 |
| Shading Units | 18176 | 768 |
| TMUs | 568 | 24 |
| ROPs | 192 | 16 |
| Tensor Cores | 568 | 24 |
| RT Cores | 142 | 6 |
| L1 Cache | 128 KB (per SM) | 128 KB (per SM) |
| L2 Cache | 96 MB | 2 MB |
| Theoretical Performance | ||
| Pixel Rate | 478.1 GPixel/s | 28.19 GPixel/s |
| Texture Rate | 1414 GTexel/s | 42.29 GTexel/s |
| FP16 (half) | 90.52 TFLOPS | 2.706 TFLOPS |
| FP32 (float) | 90.52 TFLOPS | 2.706 TFLOPS |
| FP64 (double) | 1414 GFLOPS | 42.29 GFLOPS |
| Graphics Processor | ||
| GPU Name | AD102 | GA107 |
| GPU Variant | AD102-895-A1 | |
| Architecture | Ada Lovelace | Ampere |
| Foundry | TSMC | Samsung |
| Process Size | 4 nm | 8 nm |
| Transistors | 76.3 billion | 8.7 billion |
| Die Size | 608 mm² | 200 mm² |
| Board Design | ||
| TDP | 300W | 50W |
| Suggested PSU | 700 W | 250 W |
| Outputs | 4x DisplayPort 1.4a | 4x mini-DisplayPort 1.4a |
| Power Connectors | 1x 16-pin | 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 | 1.3 |
| CUDA | 8.9 | 8.6 |
| Shader Model | 6.6 | 6.8 |