51.1 x 20.6 x 47.5 cm (20.1 x 8.1 x 18.7 inches)

18.1 kg (39.9 pounds)

• One 3.2GHz Quad-Core Intel Xeon W3565 processor
• Turbo Boost dynamic performance up to 3.46GHz

Advanced Intel micro-architecture

• Integrated memory controller
• 128-bit SSE4 SIMD engine
• 64-bit data paths and registers
• Optimised for energy efficiency

• 3.2GHz system: 1066MHz DDR3 ECC SDRAM
• 3.33GHz system: 1333MHz DDR3 ECC SDRAM

• Four memory slots supporting up to 32GB of main memory using 2GB, 4GB or 8GB DIMMs

Four 3.5-inch cable-free, direct-attach drive bays with built-in independent 3Gb/s Serial ATA channels; four internal drive carriers included

Up to 8TB of internal storage1 in bays 1 to 4 using hard drives or solid-state drives in the following capacities:

• 1TB or 2TB hard drives, Serial ATA 3Gb/s, 7200 rpm, 32MB cache
• 512GB solid-state drive, Serial ATA 3Gb/s

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

• Writes DVD+R and DVD-R discs at up to 18x speed
• Writes DVD+R DL and DVD-R DL discs at up to 8x speed
• Writes DVD+RW discs at up to 8x speed
• Writes DVD-RW discs at up to 6x speed
• Reads DVDs at up to 18x speed
• Writes CD-R and CD-RW discs at up to 32x speed
• Reads CDs at up to 32x speed

One open optical drive bay for optional second SuperDrive

Double-wide, 16-lane PCI Express 2.0 graphics slot with one of the following graphics cards installed:

• ATI Radeon HD 5770 with 1GB of GDDR5 memory, PCI Express 2.0, two Mini DisplayPort outputs and one dual-link DVI port
• ATI Radeon HD 5870 with 1GB of GDDR5 memory, PCI Express 2.0, two Mini DisplayPort outputs and one dual-link DVI port

Option to install two ATI Radeon HD 5770 cards

Support for up to six displays

Support for digital resolutions up to 2560x1600 pixels

Support for analog resolutions up to 2048x1536 pixels

• Front-panel headphone mini-jack and internal speaker
• Optical digital audio input and output TOSLINK ports
• Analog stereo line-level input and output mini-jacks
• Multi-channel audio through Mini DisplayPort

• Four FireWire 800 ports (two on front panel, two on back panel)
• Five USB 2.0 ports (two on front panel, three on back panel)
• Two USB 2.0 ports on included keyboard

Three open full-length PCI Express expansion slots

• One PCI Express 2.0 x16 slot
• Two PCI Express 2.0 x4 slots

All slots provide mechanical support for 16-lane cards
300W combined maximum for all PCI Express slots

• AirPort Extreme 802.11n Wi-Fi wireless networking; IEEE 802.11a/b/g compatible
• Bluetooth 2.1 + Enhanced Data Rate (EDR) wireless technology
• Two independent 10/100/1000BASE-T Ethernet (RJ-45) interfaces with support for jumbo frames

• Mac Pro
• Power lead
• Apple Keyboard with Numeric Keypad
• Magic Mouse
• USB keyboard extension cable
• Printed and electronic documentation

OS X Mountain Lion
Includes Mail, Address Book, iCal, the Mac App Store, iTunes, Safari, Time Machine, FaceTime, Photo Booth, Mission Control, Launchpad, AirDrop, Resume, Auto Save, Versions, Quick Look, Spotlight, QuickTime and more.

Mountain Lion Recovery
OS X Mountain Lion includes a built-in set of tools for repairing your Mac in the Recovery HD, a new feature that lets you repair disks or re-install OS X Mountain Lion without a physical disc.

iLife
Includes iPhoto, iMovie and GarageBand