Radeon RX 580 vs Radeon R7 250X

Radeon RX 580
Memory: 8192Mb GDDR5DESKTOP
Release date: 1 Apr 2017
Radeon RX 580
Radeon R7 250X
Memory: 1024Mb GDDR5DESKTOP
Release date: 13 Feb 2014
Radeon R7 250X

Summary

Reasons to consider Radeon RX 580

This is a much newer product, it might have better long term support.
Higher theoretical gaming performance, based on specifications.
Supports Direct3D 12 Async Compute
Supports FreeSync
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports TrueAudio
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Reasons to consider Radeon R7 250X

70 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon RX 580 .
Supports Direct3D 12 Async Compute
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports Mantle
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Radeon RX 580

HWBench recommends Radeon RX 580

Based on theoretical specifications.


Specifications

Core Configuration

Radeon RX 580Radeon R7 250X
GPU NameEllesmere (Ellesmere XT)vsCape Verde (Cape Verde XT)
Fab Process14 nmvs28 nm
Die Size232 mm²vs123 mm²
Transistors5,700 millionvs1,500 million
Shaders2304vs640
Compute Units36vs10
Core clock1120 MHzvs950 MHz
ROPs32vs16
TMUs144vs40

Memory Configuration

Radeon RX 580Radeon R7 250X
Memory TypeGDDR5vsGDDR5
Bus Width256 bitvs128 bit
Memory Speed2000 MHz
8000 MHz effective
vs1125 MHz
4500 MHz effective
Memory Size8192 Mbvs1024 Mb

Additional details

Radeon RX 580Radeon R7 250X
TDP150 wattsvs80 watts
Release Date1 Apr 2017vs13 Feb 2014

Raw Performance comparison

Pixel Rate

  • Radeon RX 580
    40.50 GP/s
  • Radeon R7 250X
    15.20 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 580
    182.30 GT/s
  • Radeon R7 250X
    38.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 580
    256.00 GB/s
  • Radeon R7 250X
    72.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 580
    5834.00 GFLOPs
  • Radeon R7 250X
    1216.00 GFLOPs

GFLOPs - higher is better