| Spec | RX 7900 GRE | RTX 4090 Mobile |
|---|---|---|
| Performance | ||
| FP32 Performance | 45.98 TFLOPS+39% | 32.98 TFLOPS |
| FP16 Performance | 91.96 TFLOPS+179% | 32.98 TFLOPS |
| Shader Units | 5,120 | 9,728+47% |
| Boost Clock | 2,245 MHz+32% | 1,695 MHz |
| Base Clock | 1,287 MHz | 1,335 MHz+4% |
| Memory | ||
| VRAM | 16 GB | 16 GB |
| VRAM Type | ||
| GDDR6 |
| GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Clock | 2,250 MHz | 2,250 MHz |
| Memory Bandwidth | 576 | 576 |
| Power | ||
| TDP | 260W | 120W+117% |
| Recommended PSU | 600W | N/A |
| Power Connector | 2x 8-pin | N/A |
| Architecture | ||
| Form Factor | desktop | mobile |
| Generation | Navi III(RX 7000) | GeForce 40 Mobile |
| Architecture | RDNA 3.0 | Ada Lovelace |
| GPU Chip | Navi 31 | AD103 |
| Process Node | 5 nm TSMC | 5 nm TSMC |
| Transistors | 57.7 | 45.9+26% |
| Die Size | 529 | 379+40% |
| Features | ||
| Ray Tracing | RT Cores (80) | RT Cores (76) |
| Tensor Cores | N/A | 304 |
| Ray Accelerators | 80 | N/A |
| DLSS Version | N/A | 3.5 |
| FSR Version | 3.1 | N/A |
| AV1 Encoding | Yes | Yes |
| Connectivity | ||
| Display Outputs | 1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C | N/A |
| PCIe Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| Physical | ||
| Card Length | 276 mm | N/A |
| Slot Size | Dual-slot | N/A |
| Price | ||
| Release Date | 2023-07-27 | 2023-01-03 |
