Processor

2.66GHz Quad-Core Intel Xeon

Memory

3GB (three 1GB DIMMs) of 1066MHz DDR3 ECC SDRAM

Hard drive

640GB Serial ATA (3Gb/s); 7200 rpm

optical drive

18x SuperDrive with double-layer support (DVD±R DL/DVD±RW/CD-RW)

PCI Express 2.0 graphics

NVIDIA GeForce GT 120 with 512MB GDDR3 memory, Mini DisplayPort, and dual-link DVI video output

PCI Express

Three open full-length PCI Express 2.0 expansion slots with mechanical support for 16-lane cards; 300W combined maximum for all PCI Express slots

Wireless

Built-in Bluetooth 2.1 + EDR (Enhanced Data Rate)