Radeon RX 460 vs Radeon HD 7970

Radeon RX 460
Memory: 2048Mb GDDR5 DESKTOP
Release date: 29 Jun 2016
Radeon RX 460
Radeon HD 7970
Memory: 3072Mb GDDR5 DESKTOP
Release date: 22 Dec 2011
Radeon HD 7970

Summary

Synthetic performance index

  • Radeon RX 460
    100%
  • Radeon HD 7970
    133%

Relative performance

Gaming performance index

  • Radeon RX 460
    100%
  • Radeon HD 7970
    123%

Relative performance

Reasons to consider Radeon RX 460

175 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7970 .
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.

Reasons to consider Radeon HD 7970

23% higher gaming performance.
Supports Direct3D 12 Async Compute.
Supports ReLive (allows game streaming/recording with minimum performance penalty).
Supports Mantle.

Radeon HD 7970

HWBench recommends Radeon HD 7970

The Radeon HD 7970 is the better performing card based on the game benchmark suite used (2 combinations of games and resolutions).


Specifications

Core Configuration

Radeon RX 460 Radeon HD 7970
GPU Name Baffin (Baffin PRO) vs Tahiti (Tahiti XT)
Fab Process 14 nm vs 28 nm
Die Size 123 mm² vs 352 mm²
Transistors 3,000 million vs 4,313 million
Shaders 896 vs 2048
Compute Units 14 vs 32
Core clock 1090 MHz vs 925 MHz
ROPs 16 vs 32
TMUs 56 vs 128

Memory Configuration

Radeon RX 460 Radeon HD 7970
Memory Type GDDR5 vs GDDR5
Bus Width 128 bit vs 384 bit
Memory Speed 1750 MHz
7000 MHz effective
vs 1375 MHz
5500 MHz effective
Memory Size 2048 Mb vs 3072 Mb

Additional details

Radeon RX 460 Radeon HD 7970
TDP 75 watts vs 250 watts
Release Date 29 Jun 2016 vs 22 Dec 2011

Raw Performance comparison

Pixel Rate

  • Radeon RX 460
    19.20 GP/s
  • Radeon HD 7970
    29.60 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 460
    67.20 GT/s
  • Radeon HD 7970
    118.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 460
    112.00 GB/s
  • Radeon HD 7970
    264.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 460
    2150.40 GFLOPs
  • Radeon HD 7970
    3789.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon RX 460
    8080
  • Radeon HD 7970
    10760

Points (higher is better)

Game benchmarks

Grand Theft Auto V

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

  • Radeon RX 460
    43
  • Radeon HD 7970
    54

FPS (higher is better)

Grand Theft Auto V

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

  • Radeon RX 460
    32
  • Radeon HD 7970
    39

FPS (higher is better)