System 1 (Work) -
Back on Windows 
- Core i7 920@3,8GHz
System 2 (HTPC) -
Back on Windows - core i3 @ 4,5 Ghz
System 3 (iMac - i5) -
OSX 10.6.2 + Windows 7 Ultimate 64 Bootcamp Core i5 2,66GHz 27inch / 1T / 4850 / 6GB
System 4 (HP 8710W Mobile Workstation) - in progress