GeForce GTX 950 vs Radeon HD 6670

GeForce GTX 950
Memory: 2048Mb GDDR5DESKTOP
Release date: 20 Aug 2015
GeForce GTX 950
Radeon HD 6670
Memory: 1024Mb GDDR5DESKTOP
Release date: 19 Apr 2011
Radeon HD 6670

Summary

Synthetic performance index

  • GeForce GTX 950
    433%
  • Radeon HD 6670
    100%

Relative performance

Reasons to consider GeForce GTX 950

This is a much newer product, it might have better long term support.
Around 333% 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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications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Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications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 GTX 950

HWBench recommends GeForce GTX 950

The GeForce GTX 950 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GTX 950Radeon HD 6670
GPU NameGM206 (GM206-250-A1)vsTurks (Turks XT)
Fab Process28 nmvs40 nm
Die Size228 mm²vs118 mm²
Transistors2,940 millionvs716 million
Shaders768vs480
Compute Units6vs6
Core clock1024 MHzvs800 MHz
ROPs32vs8
TMUs48vs24

Memory Configuration

GeForce GTX 950Radeon HD 6670
Memory TypeGDDR5vsGDDR5
Bus Width128 bitvs128 bit
Memory Speed1653 MHz
6612 MHz effective
vs1000 MHz
4000 MHz effective
Memory Size2048 Mbvs1024 Mb

Additional details

GeForce GTX 950Radeon HD 6670
TDP90 wattsvs66 watts
Release Date20 Aug 2015vs19 Apr 2011

Raw Performance comparison

Pixel Rate

  • GeForce GTX 950
    32.80 GP/s
  • Radeon HD 6670
    6.40 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GTX 950
    49.20 GT/s
  • Radeon HD 6670
    19.20 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GTX 950
    105.80 GB/s
  • Radeon HD 6670
    64.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GTX 950
    1572.90 GFLOPs
  • Radeon HD 6670
    768.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GTX 950
    8490
  • Radeon HD 6670
    1960

Points (higher is better)