Make requirement more precise.
* CPU: 64bit (Intel EMT64 or AMD64)
-* RAM: 1 GB RAM
+* Intel VT/AMD-V capable CPU/Mainboard for KVM Full Virtualization support
+
+* RAM: 1 GB RAM, plus additional RAM used for guests
* Hard drive
* CPU: 64bit (Intel EMT64 or AMD64), Multi core CPU recommended
-* RAM: 8 GB is good, more is better
+* Intel VT/AMD-V capable CPU/Mainboard for KVM Full Virtualization support
+
+* RAM: 8 GB RAM, plus additional RAM used for guests
* Hardware RAID with batteries protected write cache (``BBU'') or flash
based protection