Radeon HD 7870 GHz Edition vs Radeon HD 8570 OEM

Radeon HD 7870 GHz Edition
Memory: 2048Mb GDDR5DESKTOP
Release date: 5 Mar 2012
Radeon HD 7870 GHz Edition
Radeon HD 8570 OEM
Memory: 2048Mb GDDR3DESKTOP
Release date: 8 Jan 2013
Radeon HD 8570 OEM

Summary

Synthetic performance index

  • Radeon HD 7870 GHz Edition
    427%
  • Radeon HD 8570 OEM
    100%

Relative performance

Reasons to consider Radeon HD 7870 GHz Edition

Around 327% higher average synthetic performance.
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Reasons to consider Radeon HD 8570 OEM

125 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7870 GHz Edition .
This is a much newer product, it might have better long term support.
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 HD 7870 GHz Edition

HWBench recommends Radeon HD 7870 GHz Edition

The Radeon HD 7870 GHz Edition is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon HD 7870 GHz EditionRadeon HD 8570 OEM
GPU NamePitcairn (Pitcairn XT)vsOland ()
Fab Process28 nmvs28 nm
Die Size212 mm²vs90 mm²
Transistors2,800 millionvs1,040 million
Shaders1280vs320
Compute Units20vs5
Core clock1000 MHzvs730 MHz
ROPs32vs8
TMUs80vs20

Memory Configuration

Radeon HD 7870 GHz EditionRadeon HD 8570 OEM
Memory TypeGDDR5vsGDDR3
Bus Width256 bitvs128 bit
Memory Speed1200 MHz
4800 MHz effective
vs900 MHz
1800 MHz effective
Memory Size2048 Mbvs2048 Mb

Additional details

Radeon HD 7870 GHz EditionRadeon HD 8570 OEM
TDP175 wattsvs50 watts
Release Date5 Mar 2012vs8 Jan 2013

Raw Performance comparison

Pixel Rate

  • Radeon HD 7870 GHz Edition
    32.00 GP/s
  • Radeon HD 8570 OEM
    5.84 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 7870 GHz Edition
    80.00 GT/s
  • Radeon HD 8570 OEM
    14.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 7870 GHz Edition
    154.00 GB/s
  • Radeon HD 8570 OEM
    28.80 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 7870 GHz Edition
    2560.00 GFLOPs
  • Radeon HD 8570 OEM
    467.20 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon HD 7870 GHz Edition
    8290
  • Radeon HD 8570 OEM
    1940

Points (higher is better)