RTX 4080 Laptop GPU
1860 MHz · PassMark #50
RTX 5090 D
China-spec · 2017 MHz · PassMark #1
RTX 5090 D takes it — here’s why.
In our weighted Specdex score, RTX 4080 Laptop GPU lands at 56 and RTX 5090 D at 95. That puts RTX 5090 D ahead by 39 points — a decisive margin driven mostly by its strengths in the categories below.
Pick RTX 4080 Laptop GPU if…
- ✓Capable 1440p card at PassMark G3D rank #50
- ✓Ada Lovelace with DLSS 3 frame generation
Pick RTX 5090 D if…
- ✓Ranked #1 on PassMark G3D Mark — flagship-tier 3D performance
- ✓Blackwell architecture with DLSS 4 support
Winner by scenario
Derived from the sub-score breakdown · not a separate testValue for money
RTX 4080 Laptop GPUSpecdex score per dollar at MSRP
RTX 4080 Laptop GPU more score per dollar ($999 vs $1,999).
Score breakdown
Specs side-by-side
| Spec | RTX 4080 Laptop GPU | RTX 5090 D |
|---|---|---|
| GPU clock | 1860 MHz | ▲ 2017 MHz |
| Memory clock | ▲ 2250 MHz | 1750 MHz |
| DirectX | 12_2 | 12_2 |
| PassMark rank | #50 of 2,991 | #1 of 2,991 |
| PassMark G3D Mark | 24,741 | 41,588 |
RTX 4080 Laptop GPU
- +Capable 1440p card at PassMark G3D rank #50
- +Ada Lovelace with DLSS 3 frame generation
- −Mobile thermal envelope limits sustained performance vs desktop
RTX 5090 D
- +Ranked #1 on PassMark G3D Mark — flagship-tier 3D performance
- +Blackwell architecture with DLSS 4 support
- −Halo pricing — premium over the next tier
FAQ: RTX 4080 Laptop GPU vs RTX 5090 D
Which is better, RTX 4080 Laptop GPU or RTX 5090 D? +
RTX 5090 D scores 95 on our weighted rubric — ahead by 39. Your best pick depends on the sub-scores above.
Is RTX 4080 Laptop GPU worth the price? +
At $999, RTX 4080 Laptop GPU delivers a Specdex score of 56 — strongest in passmark.
Is RTX 5090 D worth the price? +
At $1,999, RTX 5090 D delivers a Specdex score of 95 — strongest in passmark.
Does RTX 4080 Laptop GPU or RTX 5090 D last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is the better value, RTX 4080 Laptop GPU or RTX 5090 D? +
RTX 4080 Laptop GPU — more score per dollar ($999 vs $1,999). Specdex score per dollar at MSRP.