1GB (1024MB) 184 Pin DDR DIMM Memory Modules for Apple Desktops/PC's, PC3200 (400MHz) compatible with all Apple Desktops/PC's that have a 333MHz or 400MHz memory bus and memory slots that take the 1GB PC2700 (333MHz) or PC3200 (400MHz) 184 Pin DDR DIMM.

Technical Specifications:

Module Size: 1GB (1024MB)

Module Type: 184 Pin Non-ECC DDR DIMM

Compatible Apple Desktops Include:

eMac G4 USB 2.0 (1.25GHz, 1.42GHz)
eMac G4 (1.25GHz, 1.42GHz)

iMac G4 17 Inch 1GHz (upto 2GB with the user-accessible SO-DIMM slot)
iMac G4 USB 2.0 (1GHz, 1.25GHz) (upto 2GB with the user-accessible SO-DIMM slot)
iMac G5 17 & 20 Inch (1.6GHz, 1.8GHz, 2.0 GHz)

Mac Mini G4 (1.25GHz, 1.42GHz)

Power Mac G5 (1.6 GHz, 1.8GHz, Dual 1.8GHz, Dual 2GHz, Dual 2.3GHz, Dual 2.5 GHz, Dual 2.7GHz) etc.

If you don't know what memory you need, you are welcome to ask. I have all kinds of ram for Apple Desktops and Laptops. Thanks

Fully illustrated ram installation guide provided on request