GeForce GTS 450 vs GeForce GTX 660

GeForce GTS 450
Memory: 1024Mb GDDR5DESKTOP
Release date: 13 Sep 2010
GeForce GTS 450
GeForce GTX 660
Memory: 2048Mb GDDR5DESKTOP
Release date: 6 Sep 2012
GeForce GTX 660

Summary

Synthetic performance index

  • GeForce GTS 450
    100%
  • GeForce GTX 660
    320%

Relative performance

Reasons to consider GeForce GTS 450

Supports PhysX
Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications

Reasons to consider GeForce GTX 660

This is a much newer product, it might have better long term support.
Around 220% 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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

GeForce GTX 660

HWBench recommends GeForce GTX 660

The GeForce GTX 660 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GTS 450GeForce GTX 660
GPU NameGF106 (GF106-250-KA-A1)vsGK106 (GK106-400-A1)
Fab Process40 nmvs28 nm
Die Size238 mm²vs221 mm²
Transistors1,170 millionvs2,540 million
Shaders192vs960
Compute Units4vs5
Core clock783 MHzvs980 MHz
ROPs16vs24
TMUs32vs80

Memory Configuration

GeForce GTS 450GeForce GTX 660
Memory TypeGDDR5vsGDDR5
Bus Width128 bitvs192 bit
Memory Speed902 MHz
3608 MHz effective
vs1502 MHz
6008 MHz effective
Memory Size1024 Mbvs2048 Mb

Additional details

GeForce GTS 450GeForce GTX 660
TDP106 wattsvs140 watts
Release Date13 Sep 2010vs6 Sep 2012

Raw Performance comparison

Pixel Rate

  • GeForce GTS 450
    6.26 GP/s
  • GeForce GTX 660
    19.60 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GTS 450
    25.10 GT/s
  • GeForce GTX 660
    78.40 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GTS 450
    57.70 GB/s
  • GeForce GTX 660
    144.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GTS 450
    601.30 GFLOPs
  • GeForce GTX 660
    1882.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GTS 450
    2120
  • GeForce GTX 660
    6800

Points (higher is better)