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Pre-Intel Mac Upgrade Cards - By Compatible System: iMac G3

The following processor upgrade cards from Newer Technology, PowerLogix, and Sonnet are compatible with tray-loading iMac G3 models (those with 233 MHz, 266 MHz, and 333 MHz processors). The upgrades from FastMac are logic board swaps for some slot-loading models.

Also see: iMac G3 Q&A.




FastMac

Processor

G4/466 (iMac)

466 MHz PowerPC 7400 (G4)

G4/550 (iMac)

550 MHz PowerPC 7410 (G4)

Newer Technology

Processor

iMAXpowr G3 466

466 MHz PowerPC 750 (G3)

iMAXpowr G4 433

433 MHz PowerPC 7400 (G4)

PowerLogix

Processor

iForce 400

400 MHz PowerPC 750 (G3)

iForce 500

500 MHz PowerPC 750 (G3)

iForce G4 400

400 MHz PowerPC 7400 (G4)

iForce G4 450

450 MHz PowerPC 7400 (G4)

iForce G4 500

500 MHz PowerPC 7400 (G4)

Sonnet Technologies

Processor

HARMONi G3 500/FireWire

500 MHz PowerPC 750 (G3)

HARMONi G3 600/FireWire

600 MHz PowerPC 750cx (G3)




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