On Mar 8, 2007, at 11:46 AM, Mark Des Cotes wrote: > I'd like to add a 2GB PC4200 DIMM stick to my iMac G5. It's been > years since I've had to purchase RAM and even then I just bought it > locally. Now I'm looking at ramseeker.com and I see that the prices > range from $179.99US to $489.98US. With such a wide price variance > for the same thing, I'm wondering if there's something I should be > watching out for with the lower priced ones? Anyone have any > suggestions when it comes to looking for RAM? As soon as I received my iMac G5 (iSight, 20") in January 2006, I maxed out its RAM with modules from OWC: <http://eshop.macsales.com/item-maillist/Other%20World%20Computing/ 4200DDR2M1GB/> Easy installation, life-time warranty, no problems at all.