NVIDIA
GeForce GTX 1660 Super
Turing · 6 GB GDDR6 · 125 W
65
/ 100
From $229
VS
GeForce RTX 5090 Super wins by 34
NVIDIA
GeForce RTX 5090 Super
Blackwell · 32 GB · 620 W
99
/ 100
From $2,199
Specdex verdict
GeForce RTX 5090 Super takes it — here’s why.
In our weighted Specdex score, GeForce GTX 1660 Super lands at 65 and GeForce RTX 5090 Super at 99. That puts GeForce RTX 5090 Super ahead by 34 points — a decisive margin driven mostly by its strengths in the categories below.
Pick GeForce GTX 1660 Super if…
- ✓NVIDIA driver stack
- ✓DLSS support on RTX
- ✓Strong resale value
Pick GeForce RTX 5090 Super if…
- ✓Latest generation silicon
- ✓Improved perf-per-watt
- ✓Full modern feature set
GeForce GTX 1660 Super 65
vs 99 GeForce RTX 5090 Super
Score breakdown
GeForce GTX 1660 Super
65 raster 65
rt 60
ai 62
efficiency 70
GeForce RTX 5090 Super
99 raster 99
rt 100
ai 100
efficiency 80
Specs side-by-side
| Spec | GeForce GTX 1660 Super | GeForce RTX 5090 Super |
|---|---|---|
| Architecture | Turing | Blackwell |
| VRAM | 6 GB GDDR6 | ▲ 32 GB GDDR7 |
| TBP | 125 W | 620 W |
| Release year | 2019 | 2025 |
GeForce GTX 1660 Super
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 5090 Super
Pros
- +Latest generation silicon
- +Improved perf-per-watt
- +Full modern feature set
Cons
- −Premium pricing
- −Requires up-to-date platform
- −Initial stock scarcity likely
FAQ: GeForce GTX 1660 Super vs GeForce RTX 5090 Super
Which is better, GeForce GTX 1660 Super or GeForce RTX 5090 Super? +
GeForce RTX 5090 Super scores 99 on our weighted rubric — ahead by 34. Your best pick depends on the sub-scores above.
Is GeForce GTX 1660 Super worth the price? +
At $229, GeForce GTX 1660 Super delivers a Specdex score of 65 — strongest in efficiency.
Is GeForce RTX 5090 Super worth the price? +
At $2,199, GeForce RTX 5090 Super delivers a Specdex score of 99 — strongest in rt.
Does GeForce GTX 1660 Super or GeForce RTX 5090 Super 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.