Processing

• Quad-core: One 2.66GHz (standard) or 2.93GHz (option) Quad-Core Intel Xeon 3500 series processor
• Next-generation Intel microarchitecture
• 8MB of fully shared L3 cache per processor
• Integrated memory controller
• Turbo Boost dynamic performance (up to 3.33GHz on 8-core 2.93GHz system)
• Hyper-Threading technology for up to 16 virtual cores
• 128-bit SSE4 SIMD engine
• 64-bit data paths and registers
• Optimized for energy efficiency

Memory

• 1066MHz DDR3 ECC SDRAM
• Four memory slots supporting up to 8GB of main memory using 1GB or 2GB DIMMs

Graphics and displays

• Double-wide, 16-lane PCI Express 2.0 graphics slot with one of the following graphics cards installed:
• NVIDIA GeForce GT 120 with 512MB of GDDR3 memory, PCI Express 2.0, one Mini DisplayPort, and one dual-link DVI port
• ATI Radeon HD 4870 with 512MB of GDDR5 memory, PCI Express 2.0, one Mini DisplayPort, and one dual-link DVI port
• Multiple graphics card configurations available with two, three, or four NVIDIA GeForce GT 120 cards
• Support for up to eight 30-inch displays (Requires 4 cards)
• Support for digital resolutions up to 2560 by 1600 pixels
• Support for analog resolutions up to 2048 by 1536 pixels
• Video adapters available for:
  • Additional DVI output using Mini DisplayPort to DVI Adapter (optional)
  • Additional dual-link DVI output using Mini DisplayPort to Dual-Link DVI Adapter (optional)
  • VGA output using Mini DisplayPort to VGA Adapter or DVI to VGA Display Adapter (optional)

Communications

• Two independent 10/100/1000BASE-T Ethernet (RJ-45) interfaces with support for jumbo frames
• Bluetooth 2.1 + Enhanced Data Rate (EDR)
• Optional AirPort Extreme Wi-Fi card with 802.11n2 (based on an IEEE 802.11n draft specification); IEEE 802.11a/b/g compatible

Storage

• Four 3.5-inch cable-free, direct-attach hard drive bays with built-in independent 3Gb/s Serial ATA channels; four internal hard drive carriers included
• Up to 4TB of internal storage3 in hard drive bays 1 through 4 using hard drives in the following capacities:
• 640GB Serial ATA 3Gb/s, 7200 rpm, 16MB cache
• 1TB Serial ATA 3Gb/s, 7200 rpm, 32MB cache
• Optional Mac Pro RAID Card with 512MB cache and 72-hour cache battery backup
• 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

Electrical and operating requirements

• Line voltage: 100-120V AC or 200-240V AC (wide-range power supply input voltage)
• Frequency: 50Hz to 60Hz single phase
• Current: Maximum of 12A (low-voltage range) or 6A (high-voltage range)
• Operating temperature: 50° to 95° F (10° to 35° C)
• Storage temperature: -40° to 116° F (-40° to 47° C)
• Relative humidity: 5% to 95% noncondensing
• Maximum operating altitude: 10,000 feet
• BFR-free
• PVC-free (internal cables)
• Highly recyclable aluminum enclosure
• Meets ENERGY STAR 5.0 requirements4
• Rated EPEAT Gold

Connections and audio

• 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
• Front-panel headphone minijack and internal speaker
• Optical digital audio input and output TOSLINK ports
• Analog stereo line-level input and output minijacks
• PCI Express expansion
• Three open full-length PCI Express expansion slots5
• 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

Software

• Mac OS X v10.5 Leopard (includes iTunes, Time Machine, Quick Look, Spaces, Spotlight, Dashboard, Mail, iChat, Safari, Address Book, QuickTime, iCal, DVD Player, Photo Booth, Front Row, Xcode Developer Tools)
• iLife ’09 (includes iPhoto, iMovie, iDVD, iWeb, and GarageBand)

In the box

• Mac Pro
• Power cord
• Apple Keyboard with Numeric Keypad and Mighty Mouse
• USB keyboard extension cable
• Install/restore DVDs
• Printed and electronic documentation