A microprocessor in 2005 (Intel Pentium4)

• IPC = Instructions Per Cycle

• Performance = Frequency * IPC

• Intel Pentium4 :

  • feature size : 90 nm
  • frequency: 3.8 Ghz
  • IPC ~ 2/3 (2 for SPECint, 3 for SPECfp)

• Performance = 3.8 G * 3=11 Ginstructions/s

Author: Roberto Innocente