NVIDIA A100 PCIe vs NVIDIA A100 SXM4 80 GB
What is the difference between NVIDIA A100 PCIe and NVIDIA A100 SXM4 80 GB. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GA100 | GPU Name | GA100 |
| Ampere | Architecture | Ampere |
| TSMC | Foundry | TSMC |
| 7 nm | Process Size | 7 nm |
| 54,200 million | Transistors | 54,200 million |
| 826 mm² | Die Size | 826 mm² |
Graphics Card
| Jun 22nd, 2020 | Release Date | Nov 16th, 2020 |
| Tesla (Axx) | Family | Tesla (Axx) |
| Active | Production | Active |
| PCIe 4.0 x16 | Bus Interface | PCIe 4.0 x16 |
Memory
| 40 GB | Memory Size | 80 GB |
| HBM2e | Memory Type | HBM2e |
| 5120 bit | Memory Bus | 5120 bit |
| 1,555 GB/s | Bandwidth | 2,039 GB/s |
Performance
| 225.6 GPixel/s | Pixel fillrate | 225.6 GPixel/s |
| 609.1 GTexel/s | Texture fillrate | 609.1 GTexel/s |
| 77.97 TFLOPS (4:1) | FP16 (half) performance | 77.97 TFLOPS (4:1) |
| 19.49 TFLOPS | FP32 (float) performance | 19.49 TFLOPS |
| 9.746 TFLOPS (1:2) | FP64 (double) performance | 9.746 TFLOPS (1:2) |
Clock Speeds
| 765 MHz | Base Clock | 1275 MHz |
| 1410 MHz | Boost Clock | 1410 MHz |
| 1215 MHz 2.4 Gbps effective | Memory Clock | 1593 MHz 3.2 Gbps effective |
Render Config
| 6912 | Shading Units | 6912 |
| 432 | TMUs | 432 |
| 160 | ROPs | 160 |
| 192 KB (per SM) | L1 Cache | 192 KB (per SM) |
| 40 MB | L2 Cache | 40 MB |
| 108 | SM Count | 108 |
| 432 | Tensor Cores | 432 |
Board Design
| Dual-slot | Slot Width | IGP |
| 250 W | Thermal design power (TDP) | 400 W |
| 600 W | Suggested PSU | 800 W |
| No outputs | Display Connectors | No outputs |
| 8-pin EPS | Power Connectors | None |
API support
| N/A | DirectX | N/A |
| N/A | OpenGL | N/A |
| 3.0 | OpenCL | 3.0 |
| N/A | Vulkan | N/A |
| N/A | Shader Model | N/A |
| 8.0 | CUDA | 8.0 |