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GPU Comparison: FPS, Specs & Value

Radeon R9 M390X vs Radeon RX 580

The Radeon R9 M390X is quite a bit slower than the Radeon RX 580 on average across 100+ games. We cannot compare value as at least one GPU is out of stock.

  • Up to 96% faster on average across 100+ games
  • Is 2 years newer
  • Available for $129.99

FPS Comparison Across Popular Games

Specs & Benchmark Comparison

Scorehelp

Radeon RX 580 ranks 1 points higher.

FP32 Computehelp
AMD Radeon R9 M390X Logo
Radeon R9 M390X
2961 TFLOPS
AMD Radeon RX 580 Logo
Radeon RX 580
6175 TFLOPS

Radeon RX 580 has 109% more compute power.

Pixel Fillratehelp
AMD Radeon R9 M390X Logo
Radeon R9 M390X
23.14 GP/s
AMD Radeon RX 580 Logo
Radeon RX 580
42.88 GP/s

Radeon RX 580 fills pixels 85% faster.

Texture Fillratehelp
AMD Radeon R9 M390X Logo
Radeon R9 M390X
92.54 GT/s

Radeon RX 580 maps textures 109% faster.

VRAMhelp

Radeon RX 580 has 4 GB more VRAM.

Memory Bandwidthhelp

Radeon RX 580 moves data 60% faster.

TDPhelp

Radeon R9 M390X draws 110W less power.

GDDR5
Memory Typehelp
GDDR5
256-bit
Memory Bushelp
256-bit
Gem System (R9 M300)
Generationhelp
Polaris (RX 500)
Mobile
Segmenthelp
Desktop
-
Power Connectorshelp
-
-
Outputshelp
-

Frequently Asked Questions

compare_arrowsWhich is better, Radeon R9 M390X or Radeon RX 580?expand_more
Neither, they're within 1% of each other across 100+ games. Pick based on price, availability, or VRAM.
aspect_ratioWhich is better for 1440p and 4K gaming, Radeon R9 M390X or Radeon RX 580?expand_more
They trade blows depending on the game. Toggle the resolution selector above to compare per-game FPS at 1440p and 4K.
differenceWhat is the difference between Radeon R9 M390X and Radeon RX 580?expand_more
Performance: Radeon R9 M390X scores 8/100, Radeon RX 580 scores 9/100. They also differ in VRAM, memory bandwidth, power draw, and compute performance. Full breakdown in the specs section above.
compressWill the Radeon R9 M390X or Radeon RX 580 bottleneck my PC?expand_more
Depends on the rest of your build, especially your CPU. Swap the paired CPU in the FPS section above to see if it limits performance, or use our bottleneck calculator for a full analysis.
upgradeIs it worth upgrading to the Radeon R9 M390X or Radeon RX 580?expand_more
Both are solid choices. Compare your current GPU against each one to see the exact FPS gain.
memoryDoes VRAM matter when comparing the Radeon R9 M390X and Radeon RX 580?expand_more
Yes, more VRAM helps at higher resolutions and in modded games. Check the specs section above to compare memory capacity and bandwidth between both GPUs.

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