Radeon RX 460 vs Radeon HD 7870 XT

Radeon RX 460
Memory: 2048Mb GDDR5DESKTOP
Release date: 29 Jun 2016
Radeon RX 460
Radeon HD 7870 XT
Memory: 2048Mb GDDR5DESKTOP
Release date: 19 Nov 2012
Radeon HD 7870 XT

Summary

Synthetic performance index

  • Radeon RX 460
    100%
  • Radeon HD 7870 XT
    106%

Relative performance

Reasons to consider Radeon RX 460

110 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7870 XT .
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 HD 7870 XT

Around 6% 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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Radeon HD 7870 XT

HWBench recommends Radeon HD 7870 XT

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


Specifications

Core Configuration

Radeon RX 460Radeon HD 7870 XT
GPU NameBaffin (Baffin PRO)vsTahiti (Tahiti LE)
Fab Process14 nmvs28 nm
Die Size123 mm²vs352 mm²
Transistors3,000 millionvs4,313 million
Shaders896vs1536
Compute Units14vs24
Core clock1090 MHzvs925 MHz
ROPs16vs32
TMUs56vs96

Memory Configuration

Radeon RX 460Radeon HD 7870 XT
Memory TypeGDDR5vsGDDR5
Bus Width128 bitvs256 bit
Memory Speed1750 MHz
7000 MHz effective
vs1500 MHz
6000 MHz effective
Memory Size2048 Mbvs2048 Mb

Additional details

Radeon RX 460Radeon HD 7870 XT
TDP75 wattsvs185 watts
Release Date29 Jun 2016vs19 Nov 2012

Raw Performance comparison

Pixel Rate

  • Radeon RX 460
    19.20 GP/s
  • Radeon HD 7870 XT
    29.60 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 460
    67.20 GT/s
  • Radeon HD 7870 XT
    88.80 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 460
    112.00 GB/s
  • Radeon HD 7870 XT
    192.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 460
    2150.40 GFLOPs
  • Radeon HD 7870 XT
    2842.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon RX 460
    8080
  • Radeon HD 7870 XT
    8590

Points (higher is better)