| Spec | RX 6600 | RTX 4090 Mobile |
|---|---|---|
| Performance | ||
| FP32 Performance | 8.93 TFLOPS | 32.98 TFLOPS+73% |
| FP16 Performance | 17.86 TFLOPS | 32.98 TFLOPS+46% |
| Shader Units | 1,792 | 9,728+82% |
| Boost Clock | 2,491 MHz+47% | 1,695 MHz |
| Base Clock | 1,626 MHz+22% | 1,335 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 | 132W | 120W+10% |
| Recommended PSU | 300W | N/A |
| Power Connector | 1x 8-pin | N/A |
| Architecture | ||
| Form Factor | desktop | mobile |
| Generation | Navi II(RX 6000) | GeForce 40 Mobile |
| Architecture | RDNA 2.0 | Ada Lovelace |
| GPU Chip | Navi 23 | AD103 |
| Process Node | 7 nm TSMC | 5 nm TSMC |
| Transistors | 11.06+76% | 45.9 |
| Die Size | 237+37% | 379 |
| Features | ||
| Ray Tracing | RT Cores (28) | RT Cores (76) |
| Tensor Cores | N/A | 304 |
| Ray Accelerators | 28 | N/A |
| DLSS Version | N/A | 3.5 |
| FSR Version | 2 | N/A |
| AV1 Encoding | N/A | Yes |
| Connectivity | ||
| Display Outputs | 1x HDMI 2.1, 3x DisplayPort 1.4a | N/A |
| PCIe Interface | PCIe 4.0 x8 | PCIe 4.0 x16 |
| Physical | ||
| Card Length | 190 mm | N/A |
| Slot Size | Dual-slot | N/A |
| Price | ||
| Release Date | 2021-10-13 | 2023-01-03 |
