| Spec | RX 6600M | RTX 4090 |
|---|---|---|
| Performance | ||
| FP32 Performance | 8.66 TFLOPS | 82.58 TFLOPS+90% |
| FP16 Performance | 17.32 TFLOPS | 82.58 TFLOPS+79% |
| Shader Units | 1,792 | 16,384+89% |
| Boost Clock | 2,416 MHz | 2,520 MHz+4% |
| Base Clock | 2,068 MHz | 2,235 MHz+7% |
| Memory | ||
| VRAM | 8 GB | 24 GB+67% |
| VRAM Type | GDDR6 | |
| GDDR6X |
| Memory Bus | 128-bit | 384-bit+67% |
| Memory Clock | 1,750 MHz+33% | 1,313 MHz |
| Memory Bandwidth | 224 | 1,010+78% |
| Power | ||
| TDP | 100W+78% | 450W |
| Recommended PSU | N/A | 850W |
| Power Connector | N/A | 1x 16-pin |
| Architecture | ||
| Form Factor | mobile | desktop |
| Generation | Navi Mobile(RX 6000M) | GeForce 40 |
| Architecture | RDNA 2.0 | Ada Lovelace |
| GPU Chip | Navi 23 | AD102 |
| Process Node | 7 nm TSMC | 5 nm TSMC |
| Transistors | 11.06+86% | 76.3 |
| Die Size | 237+61% | 609 |
| Features | ||
| Ray Tracing | RT Cores (28) | RT Cores (128) |
| Tensor Cores | N/A | 512 |
| Ray Accelerators | 28 | N/A |
| DLSS Version | N/A | 3.5 |
| FSR Version | 2 | N/A |
| AV1 Encoding | N/A | Yes |
| Connectivity | ||
| Display Outputs | N/A | 1x HDMI 2.1, 3x DisplayPort 1.4a |
| PCIe Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| Physical | ||
| Card Length | N/A | 304 mm |
| Slot Size | N/A | Triple-slot |
| Price | ||
| Release Date | 2021-05-31 | 2022-09-20 |
