Youtube on an 867mhz titanium powerbook g4 with only 512mb of ram and a 4200rpm hard drive with Leopard Webkit. Still shows how powerful these old PPC's really are. : r/VintageApple
Amazon.co.jp: 2 GB [ 2 x 1gb ] ddr2 – 533 (pc2 – 4200 ) Ramメモリアップグレードキットfor the Apple PowerBook g4 (1.67ghz、15インチ、pc4200-ddr2 ) (A - Tech純正ブランド) : Computers
How to upgrade RAM in your Apple iBook G4 - YouTube
Last gen Powerbook G4 with High-Res screen restored with a 256gb SSD, 2gb RAM, and new thermal paste. Really disappointed with the OS9 support however - any suggestions? : r/VintageApple