Core i7-3940XM vs Core i7-4650U

  Core i7-3940XM

Model

  Core i7-4650U

  Intel

Developer

  Intel

  65.4

benchmarks
Total performance

  39.4

  2014

Release year

  2014

  Ivy Bridge

Architecture

  Haswell

  22

Process (nm)

  22

  4

Cores

  2

  8

Threads

  4

  1MB + 8MB

Cache

  512KB + 4MB

  55.0

TDP, W

  15.0

  3000

Frequency

  1700

  3900

Frequency (turbo mode)

  3300

  x86

CPU type

  x86

 

64 bit support

 

 

Has integrated video

 

  94.1

benchmarks
Single-core performance

  74.3

  470.0

benchmarks
Multi-core performance

  175.0

  7176.0

benchmarks
3DMark06

  3249.0

  20564.0

benchmarks
Cinebench R10

  8620.5

 

  • BFEBFBFF000306A9

System device ids

 

  • BFEBFBFF00040651
  • 1FABFBFF00040651

 

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