I have two (2) left of these clean, quiet, killer Dell Precision T5500 workstations. Perfect for video gaming, business or virtualization projects. All the programs I have operated on it hardly make the half of the CPU's dance even 20 % of full load - it is flipping quickly !!!

　　I had 6 of these and have two (2) left. It blows the doors off of every I7 I have ever seen or utilized!

　　Has !!!

　　16 Logical Cores (pair of Quad core HT Xeon E5520 running at 2.27 GHz each).

　　**** Blows a 7.7 on the Windows scale ***.

　　4x1 GB DDR3 RAM.

　　80 or 120 GB SATA 3GB/second interface.

　　DVD - SATA Attached.

　　Nvidia Quadro FX580 with DVI with 2xDisplay Ports - runs windows AERO completely.

　　Has windows 7 Ultimate 64 bit installed - no media consisted of so simply back it up.

　　Have to respond with telephone number or I will certainly delete. FCFS. No holding.

　　$350 each - or $650 for the pair - Cash and carry -.