Systems:

phrostbyteCustom built Intel Core i5-based ATX desktop
deskproCompaq DeskPro Intel Pentium II-based ATX desktop
nanoCustom built VIA Nano-based ATX desktop
black-mambaCustom built AMD Sempron-based Micro-ATX desktop
byronSun Fire v40z AMD Opteron-based 3U rackmount server
ultra45Sun Ultra 45 UltraSPARC-based workstation

Services: