GeForce GT 740M vs Radeon R5 M420

GeForce GT 740M
Memory: 2048Mb DDR3MOBILE
Release date: 20 Jun 2013
GeForce GT 740M
Radeon R5 M420
Memory: 4096Mb DDR3MOBILE
Release date: 15 May 2016
Radeon R5 M420

Summary

Reasons to consider GeForce GT 740M

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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications

Reasons to consider Radeon R5 M420

This is a much newer product, it might have better long term support.
Supports Direct3D 12 Async Compute
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports Mantle
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

GeForce GT 740M

HWBench recommends GeForce GT 740M

Based on theoretical specifications.


Specifications

Core Configuration

GeForce GT 740MRadeon R5 M420
GPU NameGK208 (GT 740M)vsJet (Jet PRO)
Fab Process28 nmvs28 nm
Die Size87 mm²vs77 mm²
Transistorsunknownvs1,040 million
Shaders384vs320
Compute Units2vs5
Core clock980 MHzvs780 MHz
ROPs8vs8
TMUs16vs20

Memory Configuration

GeForce GT 740MRadeon R5 M420
Memory TypeDDR3vsDDR3
Bus Width64 bitvs64 bit
Memory Speed900 MHz
1800 MHz effective
vs1000 MHz
2000 MHz effective
Memory Size2048 Mbvs4096 Mb

Additional details

GeForce GT 740MRadeon R5 M420
TDP33 wattsvs0 watts
Release Date20 Jun 2013vs15 May 2016

Raw Performance comparison

Pixel Rate

  • GeForce GT 740M
    7.84 GP/s
  • Radeon R5 M420
    6.84 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GT 740M
    15.68 GT/s
  • Radeon R5 M420
    17.10 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GT 740M
    14.40 GB/s
  • Radeon R5 M420
    16.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GT 740M
    752.60 GFLOPs
  • Radeon R5 M420
    547.20 GFLOPs

GFLOPs - higher is better

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