| Spec | RX 6600M | RX 6650 XT |
|---|---|---|
| Performance | ||
| FP32 Performance | 8.66 TFLOPS | 10.79 TFLOPS+20% |
| FP16 Performance | 17.32 TFLOPS | 21.59 TFLOPS+20% |
| Stream Processors | 1,792 | 2,048+12% |
| Boost Clock | 2,416 MHz | 2,635 MHz+8% |
| Base Clock | 2,068 MHz+1% | 2,055 MHz |
| Memory | ||
| VRAM | 8 GB | 8 GB |
| VRAM Type | GDDR6 | GDDR6 |
| Memory Bus | 128-bit | 128-bit |
| Memory Clock | 1,750 MHz | 2,190 MHz+20% |
| Memory Bandwidth | 224 | 280.3+20% |
| Power | ||
| TDP | 100W+43% | 176W |
| Recommended PSU | N/A | 450W |
| Power Connector | N/A | 1x 8-pin |
| Architecture | ||
| Form Factor | mobile | desktop |
| Generation | Navi Mobile(RX 6000M) | Navi II(RX 6000) |
| Architecture | RDNA 2.0 | RDNA 2.0 |
| GPU Chip | Navi 23 | Navi 23 |
| Process Node | 7 nm TSMC | 7 nm TSMC |
| Transistors | 11.06 | 11.06 |
| Die Size | 237 | 237 |
| Features | ||
| Ray Tracing | RT Cores (28) | RT Cores (32) |
| Ray Accelerators | 28 | 32+12% |
| FSR Version | 2 | 2 |
| Connectivity | ||
| Display Outputs | N/A | 1x HDMI 2.1, 3x DisplayPort 1.4a |
| PCIe Interface | PCIe 4.0 x8 | PCIe 4.0 x8 |
| Physical | ||
| Slot Size | N/A | Dual-slot |
| Price | ||
| Release Date | 2021-05-31 | 2022-05-10 |
