NVIDIA GeForce RTX 4090 Laptop vs NVIDIA GeForce RTX 3080
These two cards score identically in our gaming index. The decision comes down to VRAM, power draw and price.
| Specification | NVIDIA GeForce RTX 4090 Laptop | NVIDIA GeForce RTX 3080 |
|---|---|---|
| Performance score | 49/100 | 49/100 |
| Tier | B | B |
| VRAM | 16 GB | 10 GB |
| Power draw (TDP) | 175 W | 320 W |
| Launch MSRP | — | $699 |
| Performance per $100 | — | 7.0 |
| Release year | 2023 | 2020 |
| DLSS | ✓ Yes | ✓ Yes |
| FSR | ✓ Yes | ✓ Yes |
| XeSS | — No | — No |
| Ray tracing | ✓ Yes | ✓ Yes |
Which should you buy?
Performance is a tie, so the tie-breakers below decide it. The NVIDIA GeForce RTX 4090 Laptop carries more VRAM (16GB vs 10GB), which matters at 1440p and above and for texture-heavy titles. The NVIDIA GeForce RTX 4090 Laptop draws 145W less, so it is easier on your power supply and case cooling — check the PSU calculator before committing.