Product Compare
NVIDIA Quadro P4000 Max Q vs NVIDIA A40 PCIe
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jan 2017 | Oct 2020 |
| Generation | Quadro Mobile | Tesla |
| Type | Professional | Desktop |
| Bus Interface | MXM-B (3.0) | PCIe 4.0 x16 |
| Clock Speeds | ||
| Base Clock | 1114 MHz | 1305 MHz |
| Boost Clock | 1228 MHz | 1740 MHz |
| Memory Clock | 1502 MHz | 1812 MHz |
| Memory | ||
| Memory Size | 8GB | 48GB |
| Memory Type | GDDR5 | GDDR6 |
| Memory Bus | 256bit | 384bit |
| Bandwidth | 192.3GB/s | 695.8GB/s |
| Render Config | ||
| SM Count | 14 | 84 |
| Shading Units | 1792 | 10752 |
| TMUs | 112 | 336 |
| ROPs | 64 | 112 |
| L1 Cache | 48 KB (per SM) | 128 KB (per SM) |
| L2 Cache | 2 MB | 6 MB |
| Tensor Cores | 336 | |
| RT Cores | 84 | |
| Theoretical Performance | ||
| Pixel Rate | 78.59 GPixel/s | 194.9 GPixel/s |
| Texture Rate | 137.5 GTexel/s | 584.6 GTexel/s |
| FP16 (half) | 68.77 GFLOPS | 37.42 TFLOPS |
| FP32 (float) | 4.401 TFLOPS | 37.42 TFLOPS |
| FP64 (double) | 137.5 GFLOPS | 584.6 GFLOPS |
| Graphics Processor | ||
| GPU Name | GP104 | GA102 |
| GPU Variant | N17E-Q3-A1 | |
| Architecture | Pascal | Ampere |
| Foundry | TSMC | Samsung |
| Process Size | 16 nm | 8 nm |
| Transistors | 7.2 billion | 28.3 billion |
| Die Size | 314 mm² | 628 mm² |
| Board Design | ||
| TDP | 100W | 300W |
| Outputs | No outputs | 3x DisplayPort 1.4a |
| Power Connectors | None | 8-pin EPS |
| Suggested PSU | 700 W | |
| Graphics Features | ||
| DirectX | 12 (12_1) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.3 | 1.3 |
| CUDA | 6.1 | 8.6 |
| Shader Model | 6.4 | 6.6 |