GeForce RTX 4080 (Laptop) vs GeForce RTX 5090 (Laptop)

Laptop GPU comparison · NVIDIA vs NVIDIA · 2023 vs 2025

Estimates only. These calculators use typical component specifications and rough rules of thumb. They are for planning and education, not purchase advice. Verify every number against your parts’ official datasheets before buying or building.
Why a static comparison: AI search can list each part's spec sheet, but it cannot lay the two side by side with a grounded pick guidance calibrated to your workload. That is what this page does — every number below comes from the vendor datasheet / TechPowerUp entry.

GeForce RTX 4080 (Laptop) vs GeForce RTX 5090 (Laptop) — head to head

MetricGeForce RTX 4080 (Laptop)GeForce RTX 5090 (Laptop)
Relative tier76/10086/100
TDP / power150 W150 W
Memory12 GB24 GB
Bandwidth432 GB/s896 GB/s
Boost clock2280 MHz2090 MHz

Which one should you pick?

GeForce RTX 5090 (Laptop) leads by ~10 tier points — a modest relative-performance gap. 24 GB VRAM on the larger card vs 12 GB. Tier is a TweakGearPro planning estimate, not a benchmark — verify with reviews that match your exact workload, resolution and workload mix before buying.

Specs: vendor datasheets / TechPowerUp database, retrieved 2026-08-29. Tier is a TweakGearPro relative performance index (estimate), not a benchmark guarantee.

Full specifications

GeForce RTX 4080 (Laptop)

Brand / seriesNVIDIA GeForce RTX 40 Mobile
Architecture / classAda Lovelace
Launch year2023
Shaders / cores7,424
Memory12 GB GDDR6 · 192-bit · 432 GB/s
Boost clock2280 MHz
TDP150 W
Relative tier76/100 — High-end

GeForce RTX 5090 (Laptop)

Brand / seriesNVIDIA GeForce RTX 50 Mobile
Architecture / classBlackwell
Launch year2025
Shaders / cores10,752
Memory24 GB GDDR7 · 256-bit · 896 GB/s
Boost clock2090 MHz
TDP150 W
Relative tier86/100 — High-end

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