NVIDIA
GeForce RTX 3090 Ti
Ampere · 24 GB GDDR6X · 450 W
89
/ 100
From $1,999
VS
GeForce RTX 5080 wins by 4
NVIDIA
GeForce RTX 5080
Blackwell · 16 GB GDDR7 · 360 W
93
/ 100
From $999
Specdex verdict
GeForce RTX 5080 takes it — here’s why.
In our weighted Specdex score, GeForce RTX 3090 Ti lands at 89 and GeForce RTX 5080 at 93. That puts GeForce RTX 5080 ahead by 4 points — a narrow margin driven mostly by its strengths in the categories below.
Pick GeForce RTX 3090 Ti if…
- ✓NVIDIA driver stack
- ✓DLSS support on RTX
- ✓Strong resale value
Pick GeForce RTX 5080 if…
- ✓Excellent 4K performance
- ✓DLSS 4 support
- ✓Cooler and quieter than 5090
GeForce RTX 3090 Ti 89
vs 93 GeForce RTX 5080
Score breakdown
GeForce RTX 3090 Ti
89 raster 89
rt 84
ai 86
efficiency 73
GeForce RTX 5080
93 raster 94
rt 95
ai 94
efficiency 85
Specs side-by-side
| Spec | GeForce RTX 3090 Ti | GeForce RTX 5080 |
|---|---|---|
| Architecture | Ampere | Blackwell |
| VRAM | ▲ 24 GB GDDR6X | 16 GB GDDR7 |
| TBP | 450 W | 360 W |
| Release year | 2022 | — |
| CUDA cores | — | 10,752 |
| Memory bus | — | 256-bit |
| PCIe | — | PCIe 5.0 x16 |
GeForce RTX 3090 Ti
Pros
- +NVIDIA driver stack
- +DLSS support on RTX
- +Strong resale value
Cons
- −Power draw scales with tier
- −Gen-over-gen price creep
- −VRAM gated per tier
GeForce RTX 5080
Pros
- +Excellent 4K performance
- +DLSS 4 support
- +Cooler and quieter than 5090
Cons
- −Only 16 GB VRAM
- −Price creep vs 4080
- −Gap to 5090 is large
FAQ: GeForce RTX 3090 Ti vs GeForce RTX 5080
Which is better, GeForce RTX 3090 Ti or GeForce RTX 5080? +
GeForce RTX 5080 scores 93 on our weighted rubric — ahead by 4. Your best pick depends on the sub-scores above.
Is GeForce RTX 3090 Ti worth the price? +
At $1,999, GeForce RTX 3090 Ti delivers a Specdex score of 89 — strongest in raster.
Is GeForce RTX 5080 worth the price? +
At $999, GeForce RTX 5080 delivers a Specdex score of 93 — strongest in rt.
Does GeForce RTX 3090 Ti or GeForce RTX 5080 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.