Product Compare
AMD Radeon HD 8950 OEM vs AMD Radeon RX 7900 XTX
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jan 2013 | Nov 2022 |
| Generation | Sea Islands | Navi III |
| Type | Desktop | Desktop |
| Bus Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Clock Speeds | ||
| Base Clock | 850 MHz | 1929 MHz |
| Boost Clock | 925 MHz | 2498 MHz |
| Memory Clock | 1250 MHz | 2500 MHz |
| Memory | ||
| Memory Size | 3GB | 24GB |
| Memory Type | GDDR5 | GDDR6 |
| Memory Bus | 384bit | 384bit |
| Bandwidth | 240.0GB/s | 960.0GB/s |
| Render Config | ||
| Compute Units | 28 | 96 |
| Shading Units | 1792 | 6144 |
| TMUs | 112 | 384 |
| ROPs | 32 | 192 |
| L1 Cache | 16 KB (per CU) | 256 KB per Array |
| L2 Cache | 768 KB | 6 MB |
| RT Cores | 96 | |
| L3 Cache | 96 MB | |
| Theoretical Performance | ||
| Pixel Rate | 29.60 GPixel/s | 479.6 GPixel/s |
| Texture Rate | 103.6 GTexel/s | 959.2 GTexel/s |
| FP32 (float) | 3.315 TFLOPS | 61.39 TFLOPS |
| FP64 (double) | 828.8 GFLOPS | 1.918 TFLOPS |
| FP16 (half) | 122.8 TFLOPS | |
| Graphics Processor | ||
| GPU Name | Tahiti | Navi 31 |
| GPU Variant | Tahiti PRO(215-0821056) | Navi 31 XTX(215-145000146) |
| Architecture | GCN 1.0 | RDNA 3.0 |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 5 nm |
| Transistors | 4.313 billion | 57.7 billion |
| Die Size | 352 mm² | 529 mm² |
| Board Design | ||
| TDP | 200W | 355W |
| Suggested PSU | 550 W | 750 W |
| Outputs | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C |
| Power Connectors | 2x 6-pin | 2x 8-pin |
| Graphics Features | ||
| DirectX | 12 (11_1) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.2 |
| Vulkan | 1.2 | 1.4 |
| Shader Model | 5.1 | 6.8 |