GPU Showdown

GeForce GTX 1660 SupervsGeForce RTX 5090

The GeForce GTX 1660 Super is a budget-friendly 1080p workhorse for gamers who just want solid frames without breaking the bank, while the RTX 5090 is a monstrous flagship for enthusiasts chasing the absolute highest fidelity at 4K.

NVIDIA GeForce GTX 1660 Super
6 GB · 125W
VS
NVIDIA GeForce RTX 5090
32 GB · 575W
NVIDIA

GeForce GTX 1660 Super

Turing · TSMC 12 nm · 2019

30score
4.2/ 5
0 votes
VRAM
6 GB
TDP
125W
CUDA Cores
1,408
Boost Clock
1785 MHz

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NVIDIA

GeForce RTX 5090

Blackwell 2.0 · TSMC 5 nm · 2025

94score
3.3/ 5
0 votes
VRAM
32 GB
TDP
575W
Shaders
21,760
Boost Clock
2407 MHz

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Aggregate Performance

Overall Performance Score

A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest consumer GPU available.

GTX 1660 Super
30
RTX 5090Winner
94
RTX 5090 leads by 213.3% in aggregate performance.
Where they rank overall
#1RTX 5090 D100
#2RTX 509094
#3RTX 409092
#87Vega Frontier Edition31
#88GTX 1660 Super30
#89Arc A75030
Technical Specifications

Side-by-Side Specs

Every detail compared. Highlighted cells indicate the leading value for that metric.

SpecsGTX 1660 SuperRTX 5090
General
Process Node12 nm5 nm
Memory
VRAM6 GB32 GB
Memory TypeGDDR6GDDR7
Memory Bus192-bit512-bit
Bandwidth336 GB/s1790 GB/s
Compute
CUDA Cores1,40821,760
TMUs88680
ROPs48176
Boost Clock1785 MHz2407 MHz
FP325.027 TF104.8 TF
Power
TDP125575
Power Connectors1x 8-pin1x 16-pin
Display
Max Resolution7680×43207680×4320
Display Outputs1x DVI, 1x HDMI, 1x DisplayPort1x HDMI 2.1b, 3x DisplayPort 2.1b
Verdict

Which should you buy?

Winner overall

The GeForce RTX 5090 wins by a massive margin, offering generations of faster performance and far more memory for demanding tasks.

Best value

For budget buyers, the GeForce GTX 1660 Super is the smarter pick, costing much less while still handling older games well.

When the other wins

The GeForce GTX 1660 Super is the right choice for playing esports titles on a tight budget where raw speed isn't needed.

FAQ

Frequently asked questions

Is the GTX 1660 Super better than the RTX 5090?

Overall the RTX 5090 is the stronger graphics card: it ranks higher in our aggregate performance score (94 vs 30 out of 100), so it leads the GTX 1660 Super in most workloads.

How much faster is the RTX 5090 than the GTX 1660 Super?

Based on our aggregated benchmark scores the RTX 5090 is roughly 213% faster than the GTX 1660 Super overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the GTX 1660 Super or the RTX 5090?

If you want the most performance, pick the RTX 5090. If the GTX 1660 Super is meaningfully cheaper where you shop, it can be the better value for similar real-world results — check current prices and the full spec comparison above before deciding.