GeForce GT 735M vs GeForce 840M

GeForce GT 735M
Memory: 2048Mb DDR3MOBILE
Release date: 1 Apr 2013
GeForce GT 735M
GeForce 840M
Memory: 1024Mb DDR3MOBILE
Release date: 12 Mar 2014
GeForce 840M

Summary

Synthetic performance index

  • GeForce GT 735M
    100%
  • GeForce 840M
    134%

Relative performance

Reasons to consider GeForce GT 735M

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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications.

Reasons to consider GeForce 840M

This is a much newer product, it might have better long term support.
Around 34% higher average synthetic performance.
Supports PhysX.
Supports G-Sync.
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty).

GeForce 840M

HWBench recommends GeForce 840M

The GeForce 840M is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GT 735MGeForce 840M
GPU NameGK208 (N14M-LP)vsGM108 (N15S-GT)
Fab Process28 nmvs28 nm
Die Size87 mm²vs0 mm²
Transistorsunknownvsunknown
Shaders384vs384
Compute Units2vs3
Core clock575 MHzvs1029 MHz
ROPs8vs8
TMUs16vs16

Memory Configuration

GeForce GT 735MGeForce 840M
Memory TypeDDR3vsDDR3
Bus Width64 bitvs64 bit
Memory Speed900 MHz
1800 MHz effective
vs1001 MHz
2002 MHz effective
Memory Size2048 Mbvs1024 Mb

Additional details

GeForce GT 735MGeForce 840M
TDP33 wattsvs33 watts
Release Date1 Apr 2013vs12 Mar 2014

Raw Performance comparison

Pixel Rate

  • GeForce GT 735M
    4.60 GP/s
  • GeForce 840M
    8.23 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GT 735M
    9.20 GT/s
  • GeForce 840M
    16.46 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GT 735M
    14.40 GB/s
  • GeForce 840M
    16.02 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GT 735M
    441.60 GFLOPs
  • GeForce 840M
    790.30 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GT 735M
    1810
  • GeForce 840M
    2430

Points (higher is better)

Similar comparisons