Radeon HD 6850 vs GeForce GTX 980 Ti

Radeon HD 6850
Memory: 1024Mb GDDR5DESKTOP
Release date: 21 Oct 2010
Radeon HD 6850
GeForce GTX 980 Ti
Memory: 6144Mb GDDR5DESKTOP
Release date: 2 Jun 2015
GeForce GTX 980 Ti

Summary

Synthetic performance index

  • Radeon HD 6850
    100%
  • GeForce GTX 980 Ti
    644%

Relative performance

Reasons to consider Radeon HD 6850

123 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce GTX 980 Ti .
Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

Reasons to consider GeForce GTX 980 Ti

This is a much newer product, it might have better long term support.
Around 544% 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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications

GeForce GTX 980 Ti

HWBench recommends GeForce GTX 980 Ti

The GeForce GTX 980 Ti is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon HD 6850GeForce GTX 980 Ti
GPU NameBarts (Barts PRO)vsGM200 (GM200-310-A1)
Fab Process40 nmvs28 nm
Die Size255 mm²vs601 mm²
Transistors1,700 millionvs8,000 million
Shaders960vs2816
Compute Units12vs22
Core clock775 MHzvs1000 MHz
ROPs32vs96
TMUs48vs176

Memory Configuration

Radeon HD 6850GeForce GTX 980 Ti
Memory TypeGDDR5vsGDDR5
Bus Width256 bitvs384 bit
Memory Speed1000 MHz
4000 MHz effective
vs1753 MHz
7012 MHz effective
Memory Size1024 Mbvs6144 Mb

Additional details

Radeon HD 6850GeForce GTX 980 Ti
TDP127 wattsvs250 watts
Release Date21 Oct 2010vs2 Jun 2015

Raw Performance comparison

Pixel Rate

  • Radeon HD 6850
    24.80 GP/s
  • GeForce GTX 980 Ti
    96.00 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 6850
    37.20 GT/s
  • GeForce GTX 980 Ti
    176.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 6850
    128.00 GB/s
  • GeForce GTX 980 Ti
    337.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 6850
    1488.00 GFLOPs
  • GeForce GTX 980 Ti
    5632.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon HD 6850
    3810
  • GeForce GTX 980 Ti
    24560

Points (higher is better)