| Spec | RX 6600M | RX 7900 GRE |
|---|---|---|
| Performance | ||
| FP32 Performance | 8.66 TFLOPS | 45.98 TFLOPS+81% |
| FP16 Performance | 17.32 TFLOPS | 91.96 TFLOPS+81% |
| Stream Processors | 1,792 | 5,120+65% |
| Boost Clock | 2,416 MHz+8% | 2,245 MHz |
| Base Clock | 2,068 MHz+61% | 1,287 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+62% | 260W |
| Recommended PSU | N/A | 600W |
| Power Connector | N/A | 2x 8-pin |
| Architecture | ||
| Form Factor | mobile | desktop |
| Generation | Navi Mobile(RX 6000M) | Navi III(RX 7000) |
| Architecture | RDNA 2.0 | RDNA 3.0 |
| GPU Chip | Navi 23 | Navi 31 |
| Process Node | 7 nm TSMC | 5 nm TSMC |
| Transistors | 11.06+81% | 57.7 |
| Die Size | 237+55% | 529 |
| Features | ||
| Ray Tracing | RT Cores (28) | RT Cores (80) |
| Ray Accelerators | 28 | 80+65% |
| FSR Version | 2 | 3.1 |
| AV1 Encoding | N/A | Yes |
| Connectivity | ||
| Display Outputs | N/A | 1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C |
| PCIe Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| Physical | ||
| Card Length | N/A | 276 mm |
| Slot Size | N/A | Dual-slot |
| Price | ||
| Release Date | 2021-05-31 | 2023-07-27 |
