I'm Mac based and wanting purchase a PC so I can use Scrapebox, etc. I found this workstation advertised on CL for $500. Looks cool. I wanted some feedback. Here's the description and notice it has dual quad cores. Good deal?? Dell Precision T5500 WorkStation Quad- Core 2.8 GHz Xeon X5560 Processors (12MB/1333MHz), 24GB RAM, 2 x 1TB 6Gb/s SATA 6/IR ADAPTER Hard Disk Drive, CD/DVD+/-RW, Gigabit Ethernet, an nVidia Quadro FX3800 Dual DVI Video, Windows 7 Ultimate Description: This powerhouse Dell Precision T5500 computer has Intel Xeon Quad Core 2.8 GHz processors. It has 24 GB of RAM and 2 x 1TB SATA Hard Disk Drive. It has an nVidia Quadro FX3800 video card and CD/DVD ROM. It comes with a fresh install of Windows 7 Ultimate (64-bit) is pre-installed Features: Dell Precision T5500 Work Station 2.8GHz Intel Xeon 5560 Quad Core Processors, 1333MHz, 12MB Cache, 2P8C, 8-cores total 24GB RAM, DDR3 2 x 1TB SATA Hard Disk Drive Integrated Serial ATA controller with RAID 0/1/5 and command queuing DVD DRIVE nVidia Quadro FX3800 PCI-E Video Card, Dual DVI (5) USB 2.0 Ports, 3 Back, 2 Front (2) Serial, 9-Pin Integrated Gigabit Ethernet, 10/100/1000 BaseT, RJ-45 (1) 32-Bit PCI Slot (2) 64-Bit PCI-X Slots (1) PCI-Express Slots, x8 (2) PCI-Express Slots, x16 Integrated Sound Card, Mic-In, R/L Speaker-Out Windows 7 Ultimate (64-bit) is pre- installed. OS Installation CD Not provided.