With each generation of PowerPC model, Apple added a new twist to the idea of all-in-one computer design. First it was curves and color, then a floating flat panel display, and finally an iMac where the entire computer lived behind the display.

Tray-Loading iMac G3

• 233 MHz iMac Rev. A
• 233 MHz iMac Rev. B
• 266 MHz iMac Rev. C
• i333 MHz iMac Rev D

Slot-Loading iMac G3

• Late 1999: iMac, iMac DV, iMac DV Special Edition
• Mid 2000: iMac, iMac DV, iMac DV+, iMac DV Special Edition
• Early 2001: 400 MHz, 500 MHz, North American, 500 MHz, int’l, 600 MHz
• Mid 2001: iMac (July 2001)

G4 iMac Profiles

• 15″ Early 2002 iMac G4, 700 & 800 MHz
• 17″ Mid 2002 iMac G4, 800 MHz
• 15″ Early 2003 iMac G4, 800 MHz
• 17″ Early 2003 iMac G4, 1 GHz
• 15″ Late 2003 iMac G4, 1 GHz (USB 2.0)
• 17″ Late 2003 iMac G4, 1.25 GHz (USB 2.0)
• 20″ Late 2003 iMac G4/1.25 GHz

eMac Profiles

• eMac 2002, 700 & 800 MHz (Nvidia Graphics)
• eMac 2003, 800 MHz & 1 GHz (ATI Graphics)
• eMac 2004, 1.25 GHz (USB 2.0)
• eMac 2005, 1.42 GHz

G5 iMac Profiles

• 17″ and 20″ 1.6-1.8 GHz iMac G5 (2004)
• 17″ and 20″ 1.8-2.0 GHz iMac G5 (Mid 2005)
• 17″ and 20″ 1.9-2.1 GHz iMac G5 (iSight)