Radeon R7 Graphics IGP (APU A10-7850K) vs GeForce GT 640

Radeon R7 Graphics IGP (APU A10-7850K)
Memory: 0Mb System SharedDESKTOP
Release date: 11 Jan 2014
Radeon R7 Graphics IGP (APU A10-7850K)
GeForce GT 640
Memory: 2048Mb DDR3DESKTOP
Release date: 5 Jun 2012
GeForce GT 640

Summary

Synthetic performance index

  • Radeon R7 Graphics IGP (APU A10-7850K)
    100%
  • GeForce GT 640
    101%

Relative performance

Reasons to consider Radeon R7 Graphics IGP (APU A10-7850K)

50 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce GT 640 .
This is a much newer product, it might have better long term support.

Reasons to consider GeForce GT 640

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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications.

No clear winner declared

We have no data to declare a winner at this time.


Specifications

Core Configuration

Radeon R7 Graphics IGP (APU A10-7850K)GeForce GT 640
GPU NameSpectre ()vsGK107 (GK107-300-A2)
Fab Process28 nmvs28 nm
Die Size245 mm²vs118 mm²
Transistors2,410 millionvs1,270 million
Shaders512vs384
Compute Units8vs2
Core clock720 MHzvs902 MHz
ROPs8vs16
TMUs32vs32

Memory Configuration

Radeon R7 Graphics IGP (APU A10-7850K)GeForce GT 640
Memory TypeSystem SharedvsDDR3
Bus WidthSystem Sharedvs128 bit
Memory SpeedSystem Sharedvs891 MHz
1782 MHz effective
Memory Size0 Mbvs2048 Mb

Additional details

Radeon R7 Graphics IGP (APU A10-7850K)GeForce GT 640
TDP15 wattsvs65 watts
Release Date11 Jan 2014vs5 Jun 2012

Raw Performance comparison

Pixel Rate

  • Radeon R7 Graphics IGP (APU A10-7850K)
    5.76 GP/s
  • GeForce GT 640
    7.22 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon R7 Graphics IGP (APU A10-7850K)
    23.00 GT/s
  • GeForce GT 640
    28.90 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon R7 Graphics IGP (APU A10-7850K)
    0.00 GB/s
  • GeForce GT 640
    28.50 GB/s

GB/s - higher is better

Single precision performance

  • Radeon R7 Graphics IGP (APU A10-7850K)
    737.30 GFLOPs
  • GeForce GT 640
    692.70 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon R7 Graphics IGP (APU A10-7850K)
    2157
  • GeForce GT 640
    2190

Points (higher is better)