How to upgrade RAM in your Apple iBook G4 - YouTube
Power Mac G4 - Wikipedia
1GB PC2700 APPLE Power Macintosh G4 Mac Server G4 eMac Xserve G4 Memory Ram | eBay
APPLE POWER MAC G4 1.25 (MDD) WITH 1.25 GHz PROCESSOR+80 GB HD+ - Imagine41
256MB PC100 Memory Upgrade for Apple Power Mac G4 Cube 450MHz 168 pin SDRAM DIMM RAM (PARTS-QUICK Brand) at Amazon.com
Just picked up a Mac OS 9 native booting PowerMac G4 MDD dual 1.25, Radeon 9000 and 2 gigs of RAM. It's the fastest classic Mac in my collection, this thing screams