GPU Showdown

Radeon RX 580XvsGeForce RTX 5090

The GeForce RTX 5090 is a top-tier card for hardcore gamers and creators who need the absolute best performance, while the Radeon RX 580X is a budget-friendly option for those building a simple 1080p PC.

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

Radeon RX 580X

GCN 4.0 · TSMC 14 nm · 2018

18score
3.7/ 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 580X
18
RTX 5090Winner
94
RTX 5090 leads by 422.2% in aggregate performance.
Where they rank overall
#1RTX 5090 D100
#2RTX 509094
#3RTX 409092
#112RX 530018
#113RX 580X18
#114GTX 1050 Ti15
Technical Specifications

Side-by-Side Specs

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

SpecsRX 580XRTX 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 wins overall by a massive margin for anyone needing top-tier performance, while the Radeon RX 580X is only relevant for legacy systems.

Best value

For budget buyers, the Radeon RX 580X is the smarter pick if you just need basic display output for an older PC.

When the other wins

The Radeon RX 580X is the right choice for a low-cost office or media PC where you never game or render.

FAQ

Frequently asked questions

Is the RX 580X better than the RTX 5090?

Overall the RTX 5090 is the stronger graphics card: it ranks higher in our aggregate performance score (94 vs 18 out of 100), so it leads the RX 580X in most workloads.

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

Based on our aggregated benchmark scores the RTX 5090 is roughly 422% faster than the RX 580X overall. The real-world gap varies by game, resolution and settings.

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

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