AMD Radeon RX 580 vs R9 390X
Comparison of Radeon RX 580 and Radeon R9 390X architecture, market type and release date.
Radeon RX 580 and Radeon R9 390X's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon RX 580 and Radeon R9 390X's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Core clock speed
Manufacturing process technology
Power consumption (TDP)
Texture fill rate
193.0 GTexel / s
184.8 GTexel / s
Compatibility, dimensions and requirements
Information on Radeon RX 580 and Radeon R9 390X compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin, 1 x 8-pin
Parameters of memory installed on Radeon RX 580 and Radeon R9 390X: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
High bandwidth memory (HBM)
Maximum RAM amount
Memory bus width
Memory clock speed
256.0 GB / s
384 GB / s
Video outputs and ports
Types and number of video connectors present on Radeon RX 580 and Radeon R9 390X.
1x HDMI, 3x DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
Number of Eyefinity displays
Technological solutions and APIs supported by Radeon RX 580 and Radeon R9 390X. You'll probably need this information if you need some particular technology for your purposes.
APIs supported by Radeon RX 580 and Radeon R9 390X, sometimes including their particular versions.
Non-gaming benchmarks performance of Radeon RX 580 and Radeon R9 390X. Note that overall benchmark performance is measured in points in 0-100 range.
Overall benchmark performance
RX 580 43.04
R9 390X 44.23 +2.8%
3DMark Ice Storm GPU
RX 580 348952 +9.7%
R9 390X 318024
3DMark Cloud Gate GPU
RX 580 82516 +11%
R9 390X 74351
3DMark Fire Strike Score
RX 580 11986 +14.9%
R9 390X 10431
3DMark Fire Strike Graphics
RX 580 13927 +12.4%
R9 390X 12389
3DMark 11 Performance GPU
RX 580 19274 +7.4%
R9 390X 17944
3DMark Vantage Performance
RX 580 44344 +23.8%
R9 390X 35807
RX 580 8481
R9 390X 8511 +0.4%
Cryptocurrency mining performance of Radeon RX 580 and Radeon R9 390X. Usually measured in megahashes per second.
Bitcoin / BTC (SHA256)
Ethereum / ETH (DaggerHashimoto)
Let's see how good Radeon RX 580 and Radeon R9 390X are for gaming. Particular gaming benchmark results are measured in FPS.
Advantages of AMD Radeon RX 580
Much newer (18 April 2017 vs 18 June 2015)
Cheaper ($229 vs $429)
Finer manufacturing process technology (14 vs 28 nm)
Less power hungry (185 vs 275 watts)
Advantages of AMD Radeon R9 390X
2.8% faster in synthetic tests
Wider memory bus (512 vs 256 bit)
More pipelines (2816 vs 2304)
Higher memory bandwidth (384 vs 256 GB/s)
Mantle (an API developed by AMD for 3D graphics acceleration. Discontinued and later superceded by Vulkan)
Eyefinity (allows using several displays with an AMD GPU)
PowerTune (dynamically increases AMD GPU's voltage and frequency while there's still enough temperature headroom. Similar to NVIDIA GPU Boost)
So, RX 580 or R9 390X?
Technical City couldn't decide between AMD Radeon RX 580 and AMD Radeon R9 390X. The differences in performance seem too small.
Should you still have questions on choice between Radeon RX 580 and Radeon R9 390X, ask them in Comments section, and we shall answer.