Does the missing memory show up in other OSs? It can be faulty ram if it doesn't show up in any OS, recently had that problem. On Fri, Sep 21, 2012 at 12:37 PM, Guillermo Leira <gleira@xxxxxxxxxx> wrote: > Hello! > > I've installed an x86_64 Arch on a PC with 8 GB, but it seems to be seeing > just four. What have I done wrong? > > Bios sees 4 x 2GB Modules and reports 8 GB, but top or free report only 4 > GB. > > Best Regards > > Guillermo Leira > > > >
