On Tue, 2011-08-23 at 20:40 -0400, Thomas Dukes wrote: > What determines if it's a 64 bit machine? Dual core? Dual core = 2 CPUs effectively. Quad core = 4 CPUs on the same piece of Silicon 64 bit = more advance instruction set which replaces all the older 32 bit instruction set CPUs. 64 bit is more modern than 32 bit and that is the way software is going. -- With best regards, Paul. England, EU. _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos