GeForce GT 740 vs Radeon HD 6670

GeForce GT 740
Memory: 1024Mb GDDR5 DESKTOP
Release date: 29 May 2014
GeForce GT 740
Radeon HD 6670
Memory: 1024Mb GDDR5 DESKTOP
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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications.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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications.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 740 Radeon HD 6670
GPU Name GK107 (GK107-425-A2) vs Turks (Turks XT)
Fab Process 28 nm vs 40 nm
Die Size 118 mm² vs 118 mm²
Transistors 1,270 million vs 716 million
Shaders 384 vs 480
Compute Units 2 vs 6
Core clock 993 MHz vs 800 MHz
ROPs 16 vs 8
TMUs 32 vs 24

Memory Configuration

GeForce GT 740 Radeon HD 6670
Memory Type GDDR5 vs GDDR5
Bus Width 128 bit vs 128 bit
Memory Speed 1253 MHz
5012 MHz effective
vs 1000 MHz
4000 MHz effective
Memory Size 1024 Mb vs 1024 Mb

Additional details

GeForce GT 740 Radeon HD 6670
TDP 64 watts vs 66 watts
Release Date 29 May 2014 vs 19 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)