2GB (1GBx2) Team High Performance Memory RAM Upgrade for PowerBook G4 1.67 17” (Al) M9689LL/A PowerBook 5,7 1. The Memory Kit Comes with Life Time Warranty. at Amazon.com
1GB RAM Memory for Apple PowerBook G4 M9690LL/A (1.5Ghz 12-inch) Black Diamond Memory Module DDR SO-DIMM 200pin PC2700 333MHz Upgrade System Specific Memory - Newegg.com
Women and Dreams: Upgrading a PowerBook G4 with an SSD