We have 20 of the following systems available right now, we've thrown in various free upgrades, choose any of the disks listed for free;
E5-2620 (6 Cores, 12 Threads, 2.5Ghz Turbo)
64GB DDR-3 ECC RAM (upgradeable to 256GB DDR-3 ECC RAM)
H/W RAID 0,1,5,6,10 Card, with hotswap drive bays
4x...