RTX 3090 vs RTX 5080
Full specification comparison between the NVIDIA GeForce RTX 3090 (2020) and the NVIDIA GeForce RTX 5080 (2025).
RTX 3090
NVIDIA High-end
- ✓ More VRAM (24 GB vs 16 GB)
- ✓ Wider memory bus (384-bit vs 256-bit)
- ✓ Lower power draw (350 W vs 360 W)
RTX 5080
NVIDIA Enthusiast
- ✓ ~64% faster on average
- ✓ Cheaper at launch ($999 vs $1499)
- ✓ Newer (2025 vs 2020)
- ✓ Better performance per dollar
- ✓ More power-efficient
Verdict: The RTX 5080 is roughly 64% faster than the RTX 3090 on average — a clear, noticeable performance advantage.
The RTX 3090 also carries more video memory (24 GB vs 16 GB), which matters for high-resolution textures, modern AAA titles and future-proofing.
At launch pricing, the RTX 5080 offers more performance per dollar, and the RTX 5080 is the more power-efficient chip.
Estimated performance
Estimated average 1440p raster gaming performance compiled from publicly available benchmark data. Individual games vary.
Specs side by side
| Specification | RTX 3090 | RTX 5080 |
|---|---|---|
| Architecture | Ampere | Blackwell |
| Release year | 2020 | 2025 |
| Est. performance | ||
| Shading units | ||
| Boost clock | ||
| FP32 compute | ||
| VRAM | ||
| Memory type | GDDR6X | GDDR7 |
| Memory bus | ||
| Board power | ||
| Launch MSRP |
Green bars mark the better value in each row (for power and price, lower wins).
Frequently asked questions
Is the RTX 5080 better than the RTX 3090?
Yes — based on aggregated benchmark data, the RTX 5080 is about 64% faster than the RTX 3090 on average.
How much faster is the RTX 5080 than the RTX 3090?
Roughly 64% on average in raster gaming workloads. The gap varies by title, resolution and settings.
Which graphics card is better value?
Comparing launch prices, the RTX 5080 delivers more performance per dollar. Check current street prices, as market pricing often shifts the value equation.