GeForce 945A vs Radeon HD 6650A

GeForce 945A
Memory: 2048Mb DDR3MOBILE
Release date: 13 Mar 2015
GeForce 945A
Radeon HD 6650A
Memory: 1024Mb DDR3MOBILE
Release date: 19 Apr 2011
Radeon HD 6650A

Summary

Reasons to consider GeForce 945A

This is a much newer product, it might have better long term support.
Higher theoretical gaming performance, based on specifications.
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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications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 6650A

Based on an outdated architecture (ATI TeraScale), there are no performance optimizations for current games and applications

GeForce 945A

HWBench recommends GeForce 945A

Based on theoretical specifications.


Specifications

Core Configuration

GeForce 945ARadeon HD 6650A
GPU NameGM108 ()vsOnega ()
Fab Process28 nmvs40 nm
Die Size0 mm²vs118 mm²
Transistorsunknownvs716 million
Shaders384vs480
Compute Units3vs6
Core clock1072 MHzvs600 MHz
ROPs8vs8
TMUs24vs24

Memory Configuration

GeForce 945ARadeon HD 6650A
Memory TypeDDR3vsDDR3
Bus Width64 bitvs128 bit
Memory Speed900 MHz
1800 MHz effective
vs900 MHz
1800 MHz effective
Memory Size2048 Mbvs1024 Mb

Additional details

GeForce 945ARadeon HD 6650A
TDP33 wattsvs45 watts
Release Date13 Mar 2015vs19 Apr 2011

Raw Performance comparison

Pixel Rate

  • GeForce 945A
    8.58 GP/s
  • Radeon HD 6650A
    4.80 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce 945A
    25.73 GT/s
  • Radeon HD 6650A
    14.40 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce 945A
    14.40 GB/s
  • Radeon HD 6650A
    28.80 GB/s

GB/s - higher is better

Single precision performance

  • GeForce 945A
    823.30 GFLOPs
  • Radeon HD 6650A
    576.00 GFLOPs

GFLOPs - higher is better

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