| Spec | RX 5500 XT | RX 6600 XT |
|---|---|---|
| Performance | ||
| FP32 Performance | 5.2 TFLOPS | 10.6 TFLOPS+51% |
| FP16 Performance | 10.39 TFLOPS | 21.21 TFLOPS+51% |
| Stream Processors | 1,408 | 2,048+31% |
| Boost Clock | 1,845 MHz | 2,589 MHz+29% |
| Base Clock | 1,607 MHz | 1,968 MHz+18% |
| Memory | ||
| VRAM | 4 GB | 8 GB+50% |
| VRAM Type | GDDR6 | |
| GDDR6 |
| Memory Bus | 128-bit | 128-bit |
| Memory Clock | 1,750 MHz | 2,000 MHz+12% |
| Memory Bandwidth | 224 | 256+12% |
| Power | ||
| TDP | 130W+19% | 160W |
| Recommended PSU | 300W+33% | 450W |
| Power Connector | 1x 8-pin | 1x 8-pin |
| Architecture | ||
| Form Factor | desktop | desktop |
| Generation | Navi(RX 5000) | Navi II(RX 6000) |
| Architecture | RDNA 1.0 | RDNA 2.0 |
| GPU Chip | Navi 14 | Navi 23 |
| Process Node | 7 nm TSMC | 7 nm TSMC |
| Transistors | 6.4+42% | 11.06 |
| Die Size | 158+33% | 237 |
| Features | ||
| Ray Tracing | N/A | RT Cores (32) |
| Ray Accelerators | N/A | 32 |
| FSR Version | 1 | 2 |
| AV1 Encoding | Yes | N/A |
| Connectivity | ||
| Display Outputs | 1x HDMI 2.0b, 3x DisplayPort 1.4a | 1x HDMI 2.1, 3x DisplayPort 1.4a |
| PCIe Interface | PCIe 4.0 x8 | PCIe 4.0 x8 |
| Physical | ||
| Card Length | 180 mm+5% | 190 mm |
| Slot Size | Dual-slot | Dual-slot |
| Price | ||
| Release Date | 2019-12-12 | 2021-07-30 |
