Product Compare
AMD Ryzen Z2 A GPU vs AMD Radeon HD 7870 XT
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jan 2025 | Nov 2012 |
| Generation | Console GPU | Southern Islands |
| Type | Game console | Desktop |
| Bus Interface | PCIe 3.0 x16 | |
| Clock Speeds | ||
| Base Clock | 1000 MHz | 925 MHz |
| Boost Clock | 1600 MHz | 975 MHz |
| Memory Clock | 800 MHz | 1500 MHz |
| Memory | ||
| Memory Size | 16GB | 2GB |
| Memory Type | LPDDR5 | GDDR5 |
| Memory Bus | 128bit | 256bit |
| Bandwidth | 51.20GB/s | 192.0GB/s |
| Render Config | ||
| Compute Units | 8 | 24 |
| Shading Units | 512 | 1536 |
| TMUs | 32 | 96 |
| ROPs | 16 | 32 |
| RT Cores | 8 | |
| L1 Cache | 128 KB per Array | 16 KB (per CU) |
| L2 Cache | 1024 KB | 512 KB |
| L3 Cache | 8 MB | |
| Theoretical Performance | ||
| Pixel Rate | 25.60 GPixel/s | 31.20 GPixel/s |
| Texture Rate | 51.20 GTexel/s | 93.60 GTexel/s |
| FP16 (half) | 3.277 TFLOPS | |
| FP32 (float) | 1.638 TFLOPS | 2.995 TFLOPS |
| FP64 (double) | 102.4 GFLOPS | 748.8 GFLOPS |
| Graphics Processor | ||
| GPU Name | Van Gogh | Tahiti |
| GPU Variant | 100-000001835 | Tahiti LE(215-0821122) |
| Architecture | RDNA 2.0 | GCN 1.0 |
| Foundry | TSMC | TSMC |
| Process Size | 7 nm | 28 nm |
| Transistors | 2.4 billion | 4.313 billion |
| Die Size | 163 mm² | 352 mm² |
| Board Design | ||
| TDP | 15W | 185W |
| Outputs | 1x USB Type-C | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 |
| Suggested PSU | 450 W | |
| Power Connectors | 2x 6-pin | |
| Graphics Features | ||
| DirectX | 12 Ultimate (12_2) | 12 (11_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 1.2 |
| Vulkan | 1.3 | 1.2 |
| Shader Model | 6.8 | 5.1 |