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NVIDIA GeForce RTX 3080 Laptop GPU vs NVIDIA GeForce RTX 5090 Laptop GPU: Comparison
NVIDIA GeForce RTX 3080 Laptop GPU and NVIDIA GeForce RTX 5090 Laptop GPU separate most on vram: NVIDIA GeForce RTX 3080 Laptop GPU at 8 GB, NVIDIA GeForce RTX 5090 Laptop GPU at 24 GB, 67% in favour of NVIDIA GeForce RTX 5090 Laptop GPU. Boost Clock splits them by another 29%, again favouring NVIDIA GeForce RTX 5090 Laptop GPU. They match on 5 other specifications, including gpu brand, board partner and tier.
Specs
| Specification |  |  |
|---|---|---|
| GPU Brand | NVIDIA | NVIDIA |
| Series | GeForce RTX 30 | GeForce RTX 50 |
| Board Partner | OEM (varies by laptop model) | OEM (varies by laptop model) |
| VRAM | 8 GB-67% | 24 GB |
| Tier | Flagship | Flagship |
| Memory Type | GDDR6 | GDDR7 |
| Boost Clock | 1710 MHz-29% | 2407 MHz |
| Ray Tracing Support | true | true |
| TDP | 165 W | 175 W-6% |
| Architecture | Ampere (GA104) | Blackwell (GB203) |
| Slot Width | N/A (mobile GPU, soldered to laptop motherboard) | N/A (mobile GPU, soldered to laptop motherboard) |
| CUDA Cores | 6144 | 10496 |
| Configurable TGP Range | 80-165W | 150-175W |
Verdict
NVIDIA GeForce RTX 3080 Laptop GPU
7.1 / 10 Expert Rating
A capable secondhand flagship, but confirm the VRAM configuration before buying since it varies by laptop model.
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.
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