Radeon RX 580 vs Radeon R9 270X

Radeon RX 580
Memory: 8192Mb GDDR5DESKTOP
Release date: 1 Apr 2017
Radeon RX 580
Radeon R9 270X
Memory: 2048Mb GDDR5DESKTOP
Release date: 8 Oct 2013
Radeon R9 270X

Summary

Gaming performance index

  • Radeon RX 580
    209%
  • Radeon R9 270X
    100%

Relative performance

Reasons to consider Radeon RX 580

109% higher gaming performance.
This is a much newer product, it might have better long term support.
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 R9 270X

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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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

The Radeon RX 580 is the better performing card based on the game benchmark suite used (6 combinations of games and resolutions).


Specifications

Core Configuration

Radeon RX 580Radeon R9 270X
GPU NameEllesmere (Ellesmere XT)vsCuracao (Curacao XT)
Fab Process14 nmvs28 nm
Die Size232 mm²vs212 mm²
Transistors5,700 millionvs2,800 million
Shaders2304vs1280
Compute Units36vs20
Core clock1120 MHzvs1000 MHz
ROPs32vs32
TMUs144vs80

Memory Configuration

Radeon RX 580Radeon R9 270X
Memory TypeGDDR5vsGDDR5
Bus Width256 bitvs256 bit
Memory Speed2000 MHz
8000 MHz effective
vs1400 MHz
5600 MHz effective
Memory Size8192 Mbvs2048 Mb

Additional details

Radeon RX 580Radeon R9 270X
TDP150 wattsvs180 watts
Release Date1 Apr 2017vs8 Oct 2013

Raw Performance comparison

Pixel Rate

  • Radeon RX 580
    40.50 GP/s
  • Radeon R9 270X
    32.00 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 580
    182.30 GT/s
  • Radeon R9 270X
    80.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 580
    256.00 GB/s
  • Radeon R9 270X
    179.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 580
    5834.00 GFLOPs
  • Radeon R9 270X
    2560.00 GFLOPs

GFLOPs - higher is better

Game benchmarks

Grand Theft Auto V

DX11, Max Details, 16:1 AF, 2xMSAA

  • Radeon RX 580
    89
  • Radeon R9 270X
    42

FPS (higher is better)

The Witcher 3: Wild Hunt

DX11,Max Details, 16:1 HQ-AF, +AA

  • Radeon RX 580
    63
  • Radeon R9 270X
    27

FPS (higher is better)

Grand Theft Auto V

DX11, Max Details, 16:1 AF, 2xMSAA

  • Radeon RX 580
    61
  • Radeon R9 270X
    28

FPS (higher is better)

The Witcher 3: Wild Hunt

DX11,Max Details, 16:1 HQ-AF, +AA

  • Radeon RX 580
    46
  • Radeon R9 270X
    21

FPS (higher is better)

Grand Theft Auto V

DX11, Max Details, 16:1 AF, 2xMSAA

  • Radeon RX 580
    31
  • Radeon R9 270X
    22

FPS (higher is better)

The Witcher 3: Wild Hunt

DX11,Max Details, 16:1 HQ-AF, +AA

  • Radeon RX 580
    26
  • Radeon R9 270X
    11

FPS (higher is better)