Product Compare
NVIDIA A40 PCIe vs NVIDIA Quadro 4100
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Oct 2020 | Unknown |
| Generation | Tesla | Quadro |
| Type | Desktop | Professional |
| Bus Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Base Clock | 1305 MHz | |
| Boost Clock | 1740 MHz | |
| Memory Clock | 1812 MHz | 891 MHz |
| Memory | ||
| Memory Size | 48GB | 2GB |
| Memory Type | GDDR6 | DDR3 |
| Memory Bus | 384bit | 256bit |
| Bandwidth | 695.8GB/s | 57.02GB/s |
| Render Config | ||
| SM Count | 84 | |
| Shading Units | 10752 | 1344 |
| TMUs | 336 | 112 |
| ROPs | 112 | 32 |
| Tensor Cores | 336 | |
| RT Cores | 84 | |
| L1 Cache | 128 KB (per SM) | 16 KB (per SMX) |
| L2 Cache | 6 MB | 512 KB |
| Theoretical Performance | ||
| Pixel Rate | 194.9 GPixel/s | 22.32 GPixel/s |
| Texture Rate | 584.6 GTexel/s | 89.26 GTexel/s |
| FP16 (half) | 37.42 TFLOPS | |
| FP32 (float) | 37.42 TFLOPS | 2.142 TFLOPS |
| FP64 (double) | 584.6 GFLOPS | 89.26 GFLOPS |
| Graphics Processor | ||
| GPU Name | GA102 | GK104 |
| Architecture | Ampere | Kepler |
| Foundry | Samsung | TSMC |
| Process Size | 8 nm | 28 nm |
| Transistors | 28.3 billion | 3.54 billion |
| Die Size | 628 mm² | 294 mm² |
| Board Design | ||
| TDP | 300W | 35W |
| Suggested PSU | 700 W | 200 W |
| Outputs | 3x DisplayPort 1.4a | 4x mini-DisplayPort 1.2 |
| Power Connectors | 8-pin EPS | |
| Graphics Features | ||
| DirectX | 12 Ultimate (12_2) | 12 (11_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.3 | 1.1 |
| CUDA | 8.6 | 3.0 |
| Shader Model | 6.6 | 5.1 |