iRam Apple Mac 256MB PC-100 DIMM - IR256M100SD. 100% compatible Apple Mac RAM memory upgrades with a Lifetime Warranty.

iRam Technology features memory upgrades for all of the latest Apple machines as well as Macs that date back to the G3 PowerMac, the first generation PowerBook, and more. iRam brand modules are tested on the latest Macs to ensure 100% functionality, including the newest 8-core MacPro, the Aluminum iMac, and more. To check compatibility with your system or find Apple model specific memory, see our Apple Memory Configurator. Lifetime Warranty for replacement.

• iMac All-in-One 700MHz G3



• iMac All-in-One 600MHz G3



• iMac All-in-One 500MHz G3



• iMac All-in-One 450MHz G3



• iMac All-in-One 400MHz G3



• iMac All-in-One 350MHz G3



• PowerMac Yikes - PCI Graphics 400MHz G4



• PowerMac Yikes - PCI Graphics 350MHz G4



• PowerMac Yosemite - Blue and White 450MHz G3



• PowerMac Yosemite - Blue and White 400MHz G3



• PowerMac Yosemite - Blue and White 350MHz G3



• PowerMac Yosemite - Blue and White 300MHz G3



• PowerMac Beige 266MHz G3



• PowerMac Beige 233MHz G3