Product Compare
NVIDIA A100 SXM4 40 GB vs AMD Radeon HD 7870 XT
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | May 2020 | Nov 2012 |
| Generation | Tesla Ampere | Southern Islands |
| Type | AI GPU | Desktop |
| Bus Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Base Clock | 1095 MHz | 925 MHz |
| Boost Clock | 1410 MHz | 975 MHz |
| Memory Clock | 1215 MHz | 1500 MHz |
| Memory | ||
| Memory Size | 40GB | 2GB |
| Memory Type | HBM2e | GDDR5 |
| Memory Bus | 5120bit | 256bit |
| Bandwidth | 1555GB/s | 192.0GB/s |
| Render Config | ||
| SM Count | 108 | |
| Shading Units | 6912 | 1536 |
| TMUs | 432 | 96 |
| ROPs | 160 | 32 |
| Tensor Cores | 432 | |
| L1 Cache | 192 KB (per SM) | 16 KB (per CU) |
| L2 Cache | 40 MB | 512 KB |
| Compute Units | 24 | |
| Theoretical Performance | ||
| Pixel Rate | 225.6 GPixel/s | 31.20 GPixel/s |
| Texture Rate | 609.1 GTexel/s | 93.60 GTexel/s |
| FP16 (half) | 77.97 TFLOPS | |
| FP32 (float) | 19.49 TFLOPS | 2.995 TFLOPS |
| FP64 (double) | 9.746 TFLOPS | 748.8 GFLOPS |
| Graphics Processor | ||
| GPU Name | GA100 | Tahiti |
| Architecture | Ampere | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process Size | 7 nm | 28 nm |
| Transistors | 54.2 billion | 4.313 billion |
| Die Size | 826 mm² | 352 mm² |
| GPU Variant | Tahiti LE(215-0821122) | |
| Board Design | ||
| TDP | 400W | 185W |
| Suggested PSU | 800 W | 450 W |
| Outputs | No outputs | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Power Connectors | None | 2x 6-pin |
| Graphics Features | ||
| DirectX | N/A | 12 (11_1) |
| OpenGL | N/A | 4.6 |
| OpenCL | 3.0 | 1.2 |
| Vulkan | N/A | 1.2 |
| CUDA | 8.0 | |
| Shader Model | N/A | 5.1 |