Core i7-4940MX vs Core i5-2557M

  Core i7-4940MX

Model

  Core i5-2557M

  Intel

Developer

  Intel

  69.2

benchmarks
Total performance

  28.8

  2014

Release year

  2014

  Haswell

Architecture

  Sandy Bridge

  22

Process (nm)

  32

  4

Cores

  2

  8

Threads

  4

  1MB + 8MB

Cache

  512KB + 3MB

  57.0

TDP, W

  17.0

  3100

Frequency

  1700

  4000

Frequency (turbo mode)

  2700

  x86

CPU type

  x86

 

64 bit support

 

 

Has integrated video

 

  102.0

benchmarks
Single-core performance

  54.0

  489.0

benchmarks
Multi-core performance

  130.0

 

  • BFEBFBFF000306C3

System device ids

 

  • BFEBFBFF000206A7

 

  • Alienware 18
  • Dell Precision M6800
  • Dell Precision M4800
  • MSI MS-1763
  • Alienware 17
  • HP Zbook 17 G2
  • Lenovo 20EFCTO1WW

Popular builds

 

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  • Panasonic CF-H2ASFAZ1M
  • Panasonic CF-H2AGFHZ1M
  • Samsung 90X3A