| Spec | RX 480 | Arc A770 |
|---|---|---|
| Performance | ||
| FP32 Performance | 5.83 TFLOPS | 19.66 TFLOPS+70% |
| FP16 Performance | 5.83 TFLOPS | 39.32 TFLOPS+85% |
| Shader Units | 2,304 | 4,096+44% |
| Boost Clock | 1,266 MHz | 2,400 MHz+47% |
| Base Clock | 1,120 MHz | 2,100 MHz+47% |
| Memory | ||
| VRAM | 8 GB | 16 GB+50% |
| VRAM Type | GDDR5 | |
| GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Clock | 2,000 MHz | 2,000 MHz |
| Memory Bandwidth | 256 | 512+50% |
| Power | ||
| TDP | 150W+33% | 225W |
| Recommended PSU | 450W+18% | 550W |
| Power Connector | 1x 6-pin | 1x 6-pin + 1x 8-pin |
| Architecture | ||
| Form Factor | desktop | desktop |
| Generation | Arctic Islands(RX 400) | Alchemist(Arc 7) |
| Architecture | GCN 4.0 | Xe-HPG |
| GPU Chip | Ellesmere | DG2-512 |
| Process Node | 14 nm GlobalFoundries | 6 nm TSMC |
| Transistors | 5.7+74% | 21.7 |
| Die Size | 232+43% | 406 |
| Features | ||
| Ray Tracing | N/A | RT Cores (32) |
| XeSS Version | N/A | 1.3 |
| AV1 Encoding | Yes | Yes |
| Connectivity | ||
| Display Outputs | 1x HDMI 2.0b, 3x DisplayPort 1.4a | 1x HDMI 2.1, 3x DisplayPort 2.0 |
| PCIe Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Physical | ||
| Card Length | 240 mm | N/A |
| Slot Size | Dual-slot | Dual-slot |
| Price | ||
| Release Date | 2016-06-29 | 2022-10-12 |
