GeForce GT 740 vs Radeon HD 6670

GeForce GT 740
Memory: 1024Mb GDDR5DESKTOP
Release date: 29 May 2014
GeForce GT 740
Radeon HD 6670
Memory: 1024Mb GDDR5DESKTOP
Release date: 19 Apr 2011
Radeon HD 6670

Summary

Synthetic performance index

  • GeForce GT 740
    235%
  • Radeon HD 6670
    100%

Relative performance

Reasons to consider GeForce GT 740

This is a much newer product, it might have better long term support.
Around 135% higher average synthetic performance.
Supports PhysX.
Supports G-Sync.
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty).
Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications.

Reasons to consider Radeon HD 6670

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.

GeForce GT 740

HWBench recommends GeForce GT 740

The GeForce GT 740 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GT 740Radeon HD 6670
GPU NameGK107 (GK107-425-A2)vsTurks (Turks XT)
Fab Process28 nmvs40 nm
Die Size118 mm²vs118 mm²
Transistors1,270 millionvs716 million
Shaders384vs480
Compute Units2vs6
Core clock993 MHzvs800 MHz
ROPs16vs8
TMUs32vs24

Memory Configuration

GeForce GT 740Radeon HD 6670
Memory TypeGDDR5vsGDDR5
Bus Width128 bitvs128 bit
Memory Speed1253 MHz
5012 MHz effective
vs1000 MHz
4000 MHz effective
Memory Size1024 Mbvs1024 Mb

Additional details

GeForce GT 740Radeon HD 6670
TDP64 wattsvs66 watts
Release Date29 May 2014vs19 Apr 2011

Raw Performance comparison

Pixel Rate

  • GeForce GT 740
    7.94 GP/s
  • Radeon HD 6670
    6.40 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GT 740
    31.80 GT/s
  • Radeon HD 6670
    19.20 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GT 740
    80.20 GB/s
  • Radeon HD 6670
    64.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GT 740
    762.60 GFLOPs
  • Radeon HD 6670
    768.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GT 740
    4610
  • Radeon HD 6670
    1960

Points (higher is better)