Product Compare
AMD Radeon HD 7870 GHz Edition vs NVIDIA CMP 70HX
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Mar 2012 | Jan 2021 |
| Generation | Southern Islands | Mining GPUs |
| Type | Desktop | Desktop |
| Bus Interface | PCIe 3.0 x16 | PCIe 1.0 x4 |
| Clock Speeds | ||
| Memory Clock | 1200 MHz | 1188 MHz |
| Base Clock | 1365 MHz | |
| Boost Clock | 1395 MHz | |
| Memory | ||
| Memory Size | 2GB | 8GB |
| Memory Type | GDDR5 | GDDR6X |
| Memory Bus | 256bit | 256bit |
| Bandwidth | 153.6GB/s | 608.3GB/s |
| Render Config | ||
| Compute Units | 20 | |
| Shading Units | 1280 | 3840 |
| TMUs | 80 | 120 |
| ROPs | 32 | 64 |
| L1 Cache | 16 KB (per CU) | 128 KB (per SM) |
| L2 Cache | 512 KB | 4 MB |
| SM Count | 30 | |
| Tensor Cores | 120 | |
| RT Cores | 30 | |
| Theoretical Performance | ||
| Pixel Rate | 32.00 GPixel/s | 89.28 GPixel/s |
| Texture Rate | 80.00 GTexel/s | 167.4 GTexel/s |
| FP32 (float) | 2.560 TFLOPS | 10.71 TFLOPS |
| FP64 (double) | 160.0 GFLOPS | 167.4 GFLOPS |
| FP16 (half) | 10.71 TFLOPS | |
| Graphics Processor | ||
| GPU Name | Pitcairn | GA104 |
| GPU Variant | Pitcairn XT(215-0828047) | GA104-100-A1 |
| Architecture | GCN 1.0 | Ampere |
| Foundry | TSMC | Samsung |
| Process Size | 28 nm | 8 nm |
| Transistors | 2.8 billion | 17.4 billion |
| Die Size | 212 mm² | 392 mm² |
| Board Design | ||
| TDP | 175W | Unknown |
| Suggested PSU | 450 W | 200 W |
| Outputs | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | No outputs |
| Power Connectors | 2x 6-pin | 1x 12-pin |
| Graphics Features | ||
| DirectX | 12 (11_1) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2 | 1.3 |
| Shader Model | 5.1 | 6.8 |
| CUDA | 8.6 | |