| Spec | RX 6600M | RX 6950 XT |
|---|---|---|
| Performance | ||
| FP32 Performance | 8.66 TFLOPS | 23.65 TFLOPS+63% |
| FP16 Performance | 17.32 TFLOPS | 47.31 TFLOPS+63% |
| Stream Processors | 1,792 | 5,120+65% |
| Boost Clock | 2,416 MHz+5% | 2,310 MHz |
| Base Clock | 2,068 MHz+11% | 1,860 MHz |
| Memory | ||
| VRAM | 8 GB | 16 GB+50% |
| VRAM Type | GDDR6 | |
| GDDR6 |
| Memory Bus | 128-bit | 256-bit+50% |
| Memory Clock | 1,750 MHz | 2,250 MHz+22% |
| Memory Bandwidth | 224 | 576+61% |
| Power | ||
| TDP | 100W+70% | 335W |
| Recommended PSU | N/A | 700W |
| Power Connector | N/A | 2x 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 21 |
| Process Node | 7 nm TSMC | 7 nm TSMC |
| Transistors | 11.06+59% | 26.8 |
| Die Size | 237+54% | 520 |
| Features | ||
| Ray Tracing | RT Cores (28) | RT Cores (80) |
| Ray Accelerators | 28 | 80+65% |
| FSR Version | 2 | 2 |
| Connectivity | ||
| Display Outputs | N/A | 1x HDMI 2.1, 2x DisplayPort 1.4a |
| PCIe Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| Physical | ||
| Card Length | N/A | 267 mm |
| Slot Size | N/A | Triple-slot |
| Price | ||
| Release Date | 2021-05-31 | 2022-05-10 |
