[stevepaa]

I still use a powerbook at 500mhz and it performs quite well using explorer 5.1 on 9.2.2 It has 1 gig of memory

http://www.welovemacs.com/apg445gduprp.html

http://cgi.ebay.com/Hynix-512MB-2x-256MB-PC133-SDRAM-168pin-Low-Density_W0QQitemZ330219445260QQihZ014QQcategoryZ14 913QQssPageNameZWDVWQQrdZ1QQcmdZViewItem
for two 265mg memory

I can send you one of these and a 128mb to see if it helps. PM me.