GeForce GT 120 Mac Edition vs GeForce GTX 680

GeForce GT 120 Mac Edition
Memory: 512Mb GDDR3DESKTOP
Release date: 20 Jan 2009
GeForce GT 120 Mac Edition
GeForce GTX 680
Memory: 2048Mb GDDR5DESKTOP
Release date: 22 Mar 2012
GeForce GTX 680

Summary

Reasons to consider GeForce GT 120 Mac Edition

145 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce GTX 680 .
Based on an outdated architecture (Nvidia Tesla), there are no performance optimizations for current games and applications
PhysX support, however PhysX performance on newest games may be poor

Reasons to consider GeForce GTX 680

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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

GeForce GTX 680

HWBench recommends GeForce GTX 680

Based on theoretical specifications.


Specifications

Core Configuration

GeForce GT 120 Mac EditionGeForce GTX 680
GPU NameG96C ()vsGK104 (GK104-400-A2)
Fab Process55 nmvs28 nm
Die Size121 mm²vs294 mm²
Transistors314 millionvs3,540 million
Shaders32vs1536
Compute Units2vs8
Core clock550 MHzvs1006 MHz
ROPs8vs32
TMUs16vs128

Memory Configuration

GeForce GT 120 Mac EditionGeForce GTX 680
Memory TypeGDDR3vsGDDR5
Bus Width128 bitvs256 bit
Memory Speed800 MHz
1600 MHz effective
vs1502 MHz
6008 MHz effective
Memory Size512 Mbvs2048 Mb

Additional details

GeForce GT 120 Mac EditionGeForce GTX 680
TDP50 wattsvs195 watts
Release Date20 Jan 2009vs22 Mar 2012

Raw Performance comparison

Pixel Rate

  • GeForce GT 120 Mac Edition
    4.40 GP/s
  • GeForce GTX 680
    32.20 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GT 120 Mac Edition
    8.80 GT/s
  • GeForce GTX 680
    129.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GT 120 Mac Edition
    25.60 GB/s
  • GeForce GTX 680
    192.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GT 120 Mac Edition
    89.60 GFLOPs
  • GeForce GTX 680
    3090.00 GFLOPs

GFLOPs - higher is better