GTX 1660 Ti vs RTX 5090
Full specification comparison between the NVIDIA GeForce GTX 1660 Ti (2019) and the NVIDIA GeForce RTX 5090 (2025).
GTX 1660 Ti
NVIDIA Entry-level
- ✓ Lower power draw (120 W vs 575 W)
- ✓ Cheaper at launch ($279 vs $1999)
RTX 5090
NVIDIA Enthusiast
- ✓ ~681% faster on average
- ✓ More VRAM (32 GB vs 6 GB)
- ✓ Wider memory bus (512-bit vs 192-bit)
- ✓ Newer (2025 vs 2019)
- ✓ Better performance per dollar
Verdict: The RTX 5090 is roughly 681% faster than the GTX 1660 Ti on average — a clear, noticeable performance advantage.
The RTX 5090 also carries more video memory (32 GB vs 6 GB), which matters for high-resolution textures, modern AAA titles and future-proofing.
At launch pricing, the RTX 5090 offers more performance per dollar, and the RTX 5090 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 | GTX 1660 Ti | RTX 5090 |
|---|---|---|
| Architecture | Turing | Blackwell |
| Release year | 2019 | 2025 |
| Est. performance | ||
| Shading units | ||
| Boost clock | ||
| FP32 compute | ||
| VRAM | ||
| Memory type | GDDR6 | 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 5090 better than the GTX 1660 Ti?
Yes — based on aggregated benchmark data, the RTX 5090 is about 681% faster than the GTX 1660 Ti on average.
How much faster is the RTX 5090 than the GTX 1660 Ti?
Roughly 681% 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 5090 delivers more performance per dollar. Check current street prices, as market pricing often shifts the value equation.