| Spec | RX 7900 GRE | Arc A770 |
|---|---|---|
| Performance | ||
| FP32 Performance | 45.98 TFLOPS+134% | 19.66 TFLOPS |
| FP16 Performance | 91.96 TFLOPS+134% | 39.32 TFLOPS |
| Shader Units | 5,120+25% | 4,096 |
| Boost Clock | 2,245 MHz | 2,400 MHz+6% |
| Base Clock | 1,287 MHz | 2,100 MHz+39% |
| Memory | ||
| VRAM | 16 GB | 16 GB |
| VRAM Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Clock | 2,250 MHz+13% | 2,000 MHz |
| Memory Bandwidth | 576+13% | 512 |
| Power | ||
| TDP | 260W | 225W+16% |
| Recommended PSU | 600W | 550W+9% |
| Power Connector | 2x 8-pin | 1x 6-pin + 1x 8-pin |
| Architecture | ||
| Form Factor | desktop | desktop |
| Generation | Navi III(RX 7000) | Alchemist(Arc 7) |
| Architecture | RDNA 3.0 | Xe-HPG |
| GPU Chip | Navi 31 | DG2-512 |
| Process Node | 5 nm TSMC | 6 nm TSMC |
| Transistors | 57.7 | 21.7+166% |
| Die Size | 529 | 406+30% |
| Features | ||
| Ray Tracing | RT Cores (80) | RT Cores (32) |
| Ray Accelerators | 80 | N/A |
| FSR Version | 3.1 | N/A |
| XeSS Version | N/A | 1.3 |
| AV1 Encoding | Yes | Yes |
| Connectivity | ||
| Display Outputs | 1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C | 1x HDMI 2.1, 3x DisplayPort 2.0 |
| PCIe Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| Physical | ||
| Card Length | 276 mm | N/A |
| Slot Size | Dual-slot | Dual-slot |
| Price | ||
| Release Date | 2023-07-27 | 2022-10-12 |
