3200/400 DDR SDRAM 1.25 GHz G4 - up to 2GB (Actual), 1GB (Apple) 1.42 GHz G4 - up to 2GB (Actual), 1GB (Apple)
PC133 SDRAM * 800MHz PowerPC G4 (supports up to 1GB) * 1GHz PowerPC G4 (supports up to 1GB)
PC133 SDRAM * 700MHz PowerPC G4 (supports up to 1GB)