GPU Showdown

Radeon RX 580vsGeForce RTX 5090

The GeForce RTX 5090 is a top-tier GPU for hardcore gamers and creators who need maximum performance, while the Radeon RX 580 is a budget-friendly, older card for casual 1080p gaming.

AMD Radeon RX 580
8 GB · 185W
VS
NVIDIA GeForce RTX 5090
32 GB · 575W
AMD

Radeon RX 580

GCN 4.0 · TSMC 14 nm · 2017

21score
4.1/ 5
0 votes
VRAM
8 GB
TDP
185W
CUDA Cores
2,304
Boost Clock
1340 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.

RX 580
21
RTX 5090Winner
94
RTX 5090 leads by 347.6% in aggregate performance.
Where they rank overall
#1RTX 5090 D100
#2RTX 509094
#3RTX 409092
#105RX 550021
#106RX 58021
#107RX 48021
Technical Specifications

Side-by-Side Specs

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

SpecsRX 580RTX 5090
General
Process Node14 nm5 nm
Memory
VRAM8 GB32 GB
Memory TypeGDDR5GDDR7
Memory Bus256-bit512-bit
Bandwidth256 GB/s1790 GB/s
Compute
CUDA Cores2,30421,760
TMUs144680
ROPs32176
Boost Clock1340 MHz2407 MHz
FP326.175 TF104.8 TF
Power
TDP185575
Power Connectors1x 8-pin1x 16-pin
Display
Max Resolution7680×43207680×4320
Display Outputs1x HDMI, 3x DisplayPort1x HDMI 2.1b, 3x DisplayPort 2.1b
Verdict

Which should you buy?

Winner overall

The GeForce RTX 5090 dominates the Radeon RX 580 with far greater speed and modern features, winning for anyone needing top-tier performance.

Best value

The Radeon RX 580 is the smarter pick for budget buyers, costing less while still handling older games and daily tasks.

When the other wins

The Radeon RX 580 is the right choice for a secondary PC or basic home office setup where low cost and simple graphics are enough.

FAQ

Frequently asked questions

Is the RX 580 better than the RTX 5090?

Overall the RTX 5090 is the stronger graphics card: it ranks higher in our aggregate performance score (94 vs 21 out of 100), so it leads the RX 580 in most workloads.

How much faster is the RTX 5090 than the RX 580?

Based on our aggregated benchmark scores the RTX 5090 is roughly 348% faster than the RX 580 overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the RX 580 or the RTX 5090?

If you want the most performance, pick the RTX 5090. If the RX 580 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.