| Spec | RX 6800 XT | RTX 5090 Mobile |
|---|---|---|
| Performance | ||
| FP32 Performance | 20.74 TFLOPS | 31.8 TFLOPS+35% |
| FP16 Performance | 41.47 TFLOPS+30% | 31.8 TFLOPS |
| Shader Units | 4,608 | 10,496+56% |
| Boost Clock | 2,250 MHz+49% | 1,515 MHz |
| Base Clock | 1,825 MHz+84% | 990 MHz |
| Memory | ||
| VRAM | 16 GB | 24 GB+33% |
| VRAM Type | GDDR6 | |
| GDDR7 |
| Memory Bus | 256-bit | 256-bit |
| Memory Clock | 2,000 MHz+14% | 1,750 MHz |
| Memory Bandwidth | 512 | 896+43% |
| Power | ||
| TDP | 300W | 95W+216% |
| Recommended PSU | 700W | N/A |
| Power Connector | 2x 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 21 | GB203 |
| Process Node | 7 nm TSMC | 5 nm TSMC |
| Transistors | 26.8+41% | 45.6 |
| Die Size | 520 | 378+38% |
| Features | ||
| Ray Tracing | RT Cores (72) | RT Cores (82) |
| Tensor Cores | N/A | 328 |
| Ray Accelerators | 72 | N/A |
| DLSS Version | N/A | 4 |
| FSR Version | 2 | N/A |
| AV1 Encoding | N/A | Yes |
| Connectivity | ||
| Display Outputs | 1x HDMI 2.1, 2x DisplayPort 1.4a, 1x USB Type-C | N/A |
| PCIe Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |
| Physical | ||
| Card Length | 267 mm | N/A |
| Slot Size | Dual-slot | N/A |
| Price | ||
| Release Date | 2020-10-28 | 2025-03-27 |
