*Original G4 PCI 'Yikes' models NOT included.
512MB PC133 CL3 3-2-2/PC100 CL2 2-2-2 168 Pin SDRam for Power Mac G4.New, Lifetime Advance Replacement Limited Warranty. 512MB PC133 CL3 3-2-2/PC100 CL2 2-2-2 168 Pin SDRam for Power Mac G4 Models 350-1GHz*, G4 Cube, iMac 350MHz to 700MHz, eMac 700MHz to 1GHz.