| Spec | RX 590 | RX 6950 XT |
|---|---|---|
| Performance | ||
| FP32 Performance | 7.12 TFLOPS | 23.65 TFLOPS+70% |
| FP16 Performance | 7.12 TFLOPS | 47.31 TFLOPS+85% |
| Stream Processors | 2,304 | 5,120+55% |
| Boost Clock | 1,545 MHz | 2,310 MHz+33% |
| Base Clock | 1,469 MHz | 1,860 MHz+21% |
| Memory | ||
| VRAM | 8 GB | 16 GB+50% |
| VRAM Type | ||
| GDDR5 |
| GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Clock | 2,000 MHz | 2,250 MHz+11% |
| Memory Bandwidth | 256 | 576+56% |
| Power | ||
| TDP | 175W+48% | 335W |
| Recommended PSU | 450W+36% | 700W |
| Power Connector | 1x 8-pin | 2x 8-pin |
| Architecture | ||
| Form Factor | desktop | desktop |
| Generation | Polaris(RX 500) | Navi II(RX 6000) |
| Architecture | GCN 4.0 | RDNA 2.0 |
| GPU Chip | Polaris 30 | Navi 21 |
| Process Node | 12 nm GlobalFoundries | 7 nm TSMC |
| Transistors | 5.7+79% | 26.8 |
| Die Size | 232+55% | 520 |
| Features | ||
| Ray Tracing | N/A | RT Cores (80) |
| Ray Accelerators | N/A | 80 |
| FSR Version | N/A | 2 |
| AV1 Encoding | Yes | N/A |
| Connectivity | ||
| Display Outputs | 1x HDMI 2.0b, 3x DisplayPort 1.4a | 1x HDMI 2.1, 2x DisplayPort 1.4a |
| PCIe Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Physical | ||
| Card Length | 241 mm+10% | 267 mm |
| Slot Size | Dual-slot | Triple-slot |
| Price | ||
| Release Date | 2018-11-15 | 2022-05-10 |
