Trans International has a specially designed 1GB DIMM module certified to work in the iBook G4 800 for $159. Here's the link: http://www.transintl.com/macupgrades/moreinfo.cfm?number=100 jay On 2/13/06 8:32 PM, "Gary" <joehardy at mac.com> wrote: > > On Feb 13, 2006, at 8:21 PM, / dave / wrote: > >> Joe Roberts wrote: >> >>> You have one RAM slot in your iBook. You need to remove any RAM >>> you have in there and install a 1 GB SO-DIMM module that is PC2100 >>> or PC2700 type RAM. Make sure it is an SO-DIMM, as that is the >>> laptop memory your iBook takes. With the 128 MB built-in, you >>> will have 1.12 GB under the hood. >>> I did it to my laptop, and no problems whatsoever. >> >> I was looking at one site (http://macramdirect.com/ibook.html), >> just to see what's out there, etc. >> >> They have a note with the 1GB RAM that reads "800-933 models will >> NOT address 1GB modules". It sounds like they've encountered people >> trying to do what I was proposing, and they're highlighting some >> kind of incompatibility. All the specs seem right, though. I guess >> the only way to know would be to try one. >> > I checked with the Germantown (Memphis) Apple Store and they told me > it was not compatible. The iBook G4 models introduced immediately > after the 800 MHz model could do it, but not the 800 MHz one. > Oh well. 640 meg RAM allows me to do just about everything I need > anyway. I ordered it that way from Apple, along with built-in > Airport Extreme and built-in Bluetooth for use with the Apple > Bluetooth mouse. > > Gary > -- > AIM, iChat: GaryJTN > http://homepage.mac.com/joehardy > iBook G4 - 800 MHz - 10.4.4 > iMac G3 - 700 MHz - 10.3.9 > > > _______________________________________________ > iBook mailing list > iBook at listserver.themacintoshguy.com > http://listserver.themacintoshguy.com/mailman/listinfo/ibook > > Listmom is trying to clean out his closets! Vintage Mac and random stuff: > http://search.ebay.com/_W0QQsassZmacguy1984