On 22/07/2010 11:25, John Doe wrote: > Hi, > > I have a 4GB pc and was wondering if it was worth going the PAE way to gain > those exta 700MB... > In the past, I heard that these 700MB were normally reserved for bios or chipset > stuff... I installed a 32 bit centos and with the non-pae kernel it shows 3.3 gb for me too. I had a look at bios but there is nothing of interest, nothing obvious at least. Asking myself if it is "normally" as you said. -- Regards, Markus