Core i5-2557M vs Core2 Duo E4400

  Core i5-2557M

Model

  Core2 Duo E4400

  Intel

Developer

  Intel

  28.8

benchmarks
Total performance

  13.6

  2014

Release year

  2014

  Sandy Bridge

Architecture

  Conroe

  32

Process (nm)

  65

  2

Cores

  2

  4

Threads

  -

  512KB + 3MB

Cache

  2 MB L2

  17.0

TDP, W

  65.0

  1700

Frequency

  2000

  2700

Frequency (turbo mode)

  -

  54.0

benchmarks
Single-core performance

  28.7

  130.0

benchmarks
Multi-core performance

  56.6

 

  • BFEBFBFF000206A7

System device ids

 

  • BFEBFBFF000006FD
  • 00050400000607D0

 

  • Asus UX31E
  • Apple MacBookAir4,2
  • Toshiba PORTEGE Z830
  • Toshiba dynabook R631/D
  • Panasonic CF-H2ASFAZ1M
  • Panasonic CF-H2AGFHZ1M
  • Samsung 90X3A

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