The basic configuration would be as follows:

* Intel Xeon 5150 Series Dual Core (2 per processor) with 4 MB of L2 cache per processor (8 MB total) @ 2.66Ghz per processor x2 = 4 cores total or Quad core
* 2Gb RAM DDR2 PC2-5300 (667Mhz) FB-DIMM (32Gb maximum)
* 250Gb Serial-ATA hard drive (expansion bays up to 4 hard drives)
* Tray-loading Dual Layer SuperDrive optical drive -- reads/writes/rewrites CDs and DVDs (expansion bays up to 2 optical drives)
* NVIDIA GeForce 7300 GT graphics card with 256MB DDR SDRAM; PCI Express 16-lane (1x DVI and 1x dual-link DVI)
* Audio in - 1x 3.5mm analog input jack; 1x optical S/PDIF (Toslink) input
* Audio out - 2x 3.5mm analog output jacks; 1x optical S/PDIF (Toslink) output; 1x built-in speaker
* 2x built-in 10/100/1000BASE-T Gigabit Ethernet
* Optional 802.11a/b/g/n AirPort Extreme wireless
* Optional Bluetooth 2.0 + EDR card
* 2x 4-lane PCIe 1.1 slots; 2x 16-lane PCIe 2.0 slots (PCIe = PCI Express)
* 2x FireWire 400 ports (up to 400 Mbps)
* 2x FireWire 800 port (up to 800 Mbps)
* 5x USB 2.0 ports (up to 480 Mbps)
* Apple model: A1186, MA356
* Apple description: Mac Pro [codename Woodcrest]
* Introduced: August 2006
* Discontinued: January 2008