Radeon HD 6670 vs Radeon R7 240 (HD 8570 rebrand)

Radeon HD 6670
Memory: 1024Mb GDDR5DESKTOP
Release date: 19 Apr 2011
Radeon HD 6670
Radeon R7 240 (HD 8570 rebrand)
Memory: 2048Mb DDR3DESKTOP
Release date: 1 Nov 2013
Radeon R7 240 (HD 8570 rebrand)

Summary

Synthetic performance index

  • Radeon HD 6670
    107%
  • Radeon R7 240 (HD 8570 rebrand)
    100%

Relative performance

Reasons to consider Radeon HD 6670

Around 7% higher average synthetic performance.
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider Radeon R7 240 (HD 8570 rebrand)

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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 6670

HWBench recommends Radeon HD 6670

The Radeon HD 6670 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon HD 6670Radeon R7 240 (HD 8570 rebrand)
GPU NameTurks (Turks XT)vsOland ()
Fab Process40 nmvs28 nm
Die Size118 mm²vs90 mm²
Transistors716 millionvs1,040 million
Shaders480vs320
Compute Units6vs5
Core clock800 MHzvs730 MHz
ROPs8vs8
TMUs24vs20

Memory Configuration

Radeon HD 6670Radeon R7 240 (HD 8570 rebrand)
Memory TypeGDDR5vsDDR3
Bus Width128 bitvs128 bit
Memory Speed1000 MHz
4000 MHz effective
vs900 MHz
1800 MHz effective
Memory Size1024 Mbvs2048 Mb

Additional details

Radeon HD 6670Radeon R7 240 (HD 8570 rebrand)
TDP66 wattsvs50 watts
Release Date19 Apr 2011vs1 Nov 2013

Raw Performance comparison

Pixel Rate

  • Radeon HD 6670
    6.40 GP/s
  • Radeon R7 240 (HD 8570 rebrand)
    5.84 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 6670
    19.20 GT/s
  • Radeon R7 240 (HD 8570 rebrand)
    14.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 6670
    64.00 GB/s
  • Radeon R7 240 (HD 8570 rebrand)
    28.80 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 6670
    768.00 GFLOPs
  • Radeon R7 240 (HD 8570 rebrand)
    467.20 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon HD 6670
    1960
  • Radeon R7 240 (HD 8570 rebrand)
    1830

Points (higher is better)