GeForce GT 740M vs GeForce GT 820M

GeForce GT 740M
Memory: 2048Mb DDR3MOBILE
Release date: 20 Jun 2013
GeForce GT 740M
GeForce GT 820M
Memory: 1024Mb DDR3MOBILE
Release date: 27 Nov 2013
GeForce GT 820M

Summary

Synthetic performance index

  • GeForce GT 740M
    155%
  • GeForce GT 820M
    100%

Relative performance

Reasons to consider GeForce GT 740M

Around 55% 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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

Reasons to consider GeForce GT 820M

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Based on an outdated architecture (Nvidia Fermi), there are no performance optimizations for current games and applications

GeForce GT 740M

HWBench recommends GeForce GT 740M

The GeForce GT 740M is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GT 740MGeForce GT 820M
GPU NameGK208 (GT 740M)vsGF117 (N15V-GM)
Fab Process28 nmvs28 nm
Die Size87 mm²vs116 mm²
Transistorsunknownvs585 million
Shaders384vs96
Compute Units2vs2
Core clock980 MHzvs775 MHz
ROPs8vs8
TMUs16vs16

Memory Configuration

GeForce GT 740MGeForce GT 820M
Memory TypeDDR3vsDDR3
Bus Width64 bitvs64 bit
Memory Speed900 MHz
1800 MHz effective
vs900 MHz
1800 MHz effective
Memory Size2048 Mbvs1024 Mb

Additional details

GeForce GT 740MGeForce GT 820M
TDP33 wattsvs15 watts
Release Date20 Jun 2013vs27 Nov 2013

Raw Performance comparison

Pixel Rate

  • GeForce GT 740M
    7.84 GP/s
  • GeForce GT 820M
    3.10 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GT 740M
    15.68 GT/s
  • GeForce GT 820M
    12.40 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GT 740M
    14.40 GB/s
  • GeForce GT 820M
    14.40 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GT 740M
    752.60 GFLOPs
  • GeForce GT 820M
    297.60 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GT 740M
    1860
  • GeForce GT 820M
    1200

Points (higher is better)

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