HWBench.com

    GeForce GTX 675M vs GeForce GT 755M

    GeForce GTX 675M
    Memory: 2048Mb GDDR5MOBILE
    Release date: 22 Mar 2012
    GeForce GTX 675M
    GeForce GT 755M
    Memory: 2048Mb GDDR5MOBILE
    Release date: 25 Jun 2013
    GeForce GT 755M

    Summary

    Synthetic performance index

    • GeForce GTX 675M
      118%
    • GeForce GT 755M
      100%

    Relative performance

    Reasons to consider GeForce GTX 675M

    Around 18% higher average synthetic performance.
    Supports PhysX
    Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications

    Reasons to consider GeForce GT 755M

    50 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce GTX 675M .
    This is a much newer product, it might have better long term support.
    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    Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications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 675M

    HWBench recommends GeForce GTX 675M

    The GeForce GTX 675M is the better performing card based on the synthetic benchmarks used (1 benchmarks).

    Specifications

    Core Configuration

    GeForce GTX 675MGeForce GT 755M
    GPU NameGF114 (N13E-GS1-A1)vsGK107 (GT 755M)
    Fab Process40 nmvs28 nm
    Die Size332 mm²vs118 mm²
    Transistors1,950 millionvs1,270 million
    Shaders384vs384
    Compute Units8vs2
    Core clock620 MHzvs980 MHz
    ROPs32vs16
    TMUs64vs32

    Memory Configuration

    GeForce GTX 675MGeForce GT 755M
    Memory TypeGDDR5vsGDDR5
    Bus Width256 bitvs128 bit
    Memory Speed750 MHz
    3000 MHz effective    		vs1350 MHz
    5400 MHz effective
    Memory Size2048 Mbvs2048 Mb

    Additional details

    GeForce GTX 675MGeForce GT 755M
    TDP100 wattsvs50 watts
    Release Date22 Mar 2012vs25 Jun 2013

    Raw Performance comparison

    Pixel Rate

    • GeForce GTX 675M
      9.92 GP/s
    • GeForce GT 755M
      7.84 GP/s

    GigaPixels - higher is better

    Texel Rate

    • GeForce GTX 675M
      39.70 GT/s
    • GeForce GT 755M
      31.36 GT/s

    GigaTexels - higher is better

    Memory bandwidth

    • GeForce GTX 675M
      96.00 GB/s
    • GeForce GT 755M
      86.40 GB/s

    GB/s - higher is better

    Single precision performance

    • GeForce GTX 675M
      952.30 GFLOPs
    • GeForce GT 755M
      752.60 GFLOPs

    GFLOPs - higher is better

    Synthetic benchmarks

    3DMark 11

    • GeForce GTX 675M
      3330
    • GeForce GT 755M
      2800

    Points (higher is better)

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