Core i5-2557M vs Core i7-940

  Core i5-2557M

Model

  Core i7-940

  Intel

Developer

  Intel

  28.8

benchmarks
Total performance

  48.4

  2014

Release year

  2013

  Sandy Bridge

Architecture

  Bloomfield

  32

Process (nm)

  45

  2

Cores

  4

  4

Threads

  8

  512KB + 3MB

Cache

  1MB + 8MB

  17.0

TDP, W

  130.0

  1700

Frequency

  2930

  2700

Frequency (turbo mode)

  3200

  x86

CPU type

  x86

 

64 bit support

 

 

Has integrated video

 

  54.0

benchmarks
Single-core performance

  69.1

  130.0

benchmarks
Multi-core performance

  347.0

 

  • BFEBFBFF000206A7

System device ids

 

  • BFEBFBFF000106A4

 

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

Popular builds

 

  • Asus P6T DELUXE
  • Asus P6T
  • Dell Studio XPS 435MT
  • bin bin
  • Asus Rampage II Extreme
  • Asus P6T DELUXE V2
  • Gigabyte GA-EX58-UD3R