Radeon RX 470 vs Radeon HD 4870 X2

Radeon RX 470
Memory: 4096Mb GDDR5DESKTOP
Release date: 29 Jun 2016
Radeon RX 470
Radeon HD 4870 X2
Memory: 1024Mb GDDR5DESKTOP
Release date: 12 Aug 2008
Radeon HD 4870 X2

Summary

Synthetic performance index

  • Radeon RX 470
    400%
  • Radeon HD 4870 X2
    100%

Relative performance

Reasons to consider Radeon RX 470

166 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 4870 X2 .
This is a much newer product, it might have better long term support.
Around 300% higher average synthetic performance.
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 HD 4870 X2

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Radeon RX 470

HWBench recommends Radeon RX 470

The Radeon RX 470 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon RX 470Radeon HD 4870 X2
GPU NameEllesmere (Ellesmere PRO)vsR700 (R700 XT)
Fab Process14 nmvs55 nm
Die Size232 mm²vs256 mm²
Transistors5,700 millionvs956 million
Shaders2048vs800
Compute Units32vs10
Core clock926 MHzvs700 MHz
ROPs32vs16
TMUs128vs40

Memory Configuration

Radeon RX 470Radeon HD 4870 X2
Memory TypeGDDR5vsGDDR5
Bus Width256 bitvs256 bit x2
Memory Speed1650 MHz
6600 MHz effective
vs900 MHz
3600 MHz effective
Memory Size4096 Mbvs1024 Mb

Additional details

Radeon RX 470Radeon HD 4870 X2
TDP120 wattsvs286 watts
Release Date29 Jun 2016vs12 Aug 2008

Raw Performance comparison

Pixel Rate

  • Radeon RX 470
    38.60 GP/s
  • Radeon HD 4870 X2
    22.40 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 470
    154.40 GT/s
  • Radeon HD 4870 X2
    56.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 470
    211.20 GB/s
  • Radeon HD 4870 X2
    230.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 470
    4940.00 GFLOPs
  • Radeon HD 4870 X2
    2240.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon RX 470
    16690
  • Radeon HD 4870 X2
    4170

Points (higher is better)