Found this on http://forums.gentoo.org/viewtopic-p-4331153-highlight-.html#4331153
> If your main memory <=4G, the memory address from 3G to 4G still > reserved for PCI and some other onboard devices. No matter your OS is > 32bit or 64bit. The only way is add main memory more then 4G Looks like an explanation to me. Stefan -- [EMAIL PROTECTED] mailing list
