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NVIDIA GeForce RTX 5090 Laptop GPU vs AMD PowerColor Red Devil Radeon RX 6900 XT: Comparison
NVIDIA GeForce RTX 5090 Laptop GPU and AMD PowerColor Red Devil Radeon RX 6900 XT separate most on tdp: NVIDIA GeForce RTX 5090 Laptop GPU at 175 W, AMD PowerColor Red Devil Radeon RX 6900 XT at 300 W, 71% in favour of NVIDIA GeForce RTX 5090 Laptop GPU. VRAM splits them by another 33%, again favouring NVIDIA GeForce RTX 5090 Laptop GPU. They match on tier and ray tracing support.
Specs
| Specification |  |  |
|---|---|---|
| GPU Brand | NVIDIA | AMD |
| Series | GeForce RTX 50 | Radeon RX 6000 |
| Board Partner | OEM (varies by laptop model) | PowerColor |
| VRAM | 24 GB | 16 GB-33% |
| Tier | Flagship | Flagship |
| Memory Type | GDDR7 | GDDR6 |
| Boost Clock | 2407 MHz | 2340 MHz-3% |
| Ray Tracing Support | true | true |
| TDP | 175 W | 300 W-71% |
| Architecture | Blackwell (GB203) | RDNA 2 (Navi 21) |
| Slot Width | N/A (mobile GPU, soldered to laptop motherboard) | 3 |
Verdict
NVIDIA GeForce RTX 5090 Laptop GPU
8.7 / 10 Expert Rating
The fastest mobile GPU available, but it needs a $4,000+ chassis with serious cooling to hit its rated clocks.
AMD PowerColor Red Devil Radeon RX 6900 XT
9 / 10 Expert Rating
A solid flagship pick if its price and 16GB VRAM allocation match your target resolution.
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