| Spec | RX 6600 | RTX 5090 Mobile |
|---|---|---|
| Performance | ||
| FP32 Performance | 8.93 TFLOPS | 31.8 TFLOPS+72% |
| FP16 Performance | 17.86 TFLOPS | 31.8 TFLOPS+44% |
| Shader Units | 1,792 | 10,496+83% |
| Boost Clock | 2,491 MHz+64% | 1,515 MHz |
| Base Clock | 1,626 MHz+64% | 990 MHz |
| Memory | ||
| VRAM | 8 GB | 24 GB+67% |
| VRAM Type | GDDR6 | |
| GDDR7 |
| Memory Bus | 128-bit | 256-bit+50% |
| Memory Clock | 1,750 MHz | 1,750 MHz |
| Memory Bandwidth | 224 | 896+75% |
| Power | ||
| TDP | 132W | 95W+39% |
| Recommended PSU | 300W | N/A |
| Power Connector | 1x 8-pin | N/A |
| Architecture | ||
| Form Factor | desktop | mobile |
| Generation | Navi II(RX 6000) | GeForce 50 Mobile |
| Architecture | RDNA 2.0 | Blackwell 2.0 |
| GPU Chip | Navi 23 | GB203 |
| Process Node | 7 nm TSMC | 5 nm TSMC |
| Transistors | 11.06+76% | 45.6 |
| Die Size | 237+37% | 378 |
| Features | ||
| Ray Tracing | RT Cores (28) | RT Cores (82) |
| Tensor Cores | N/A | 328 |
| Ray Accelerators | 28 | N/A |
| DLSS Version | N/A | 4 |
| 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 5.0 x16 |
| Physical | ||
| Card Length | 190 mm | N/A |
| Slot Size | Dual-slot | N/A |
| Price | ||
| Release Date | 2021-10-13 | 2025-03-27 |
