حاسوب بمعالج رباعي النواه وبسرعة 3.33 جيجاهرتز و اغرب جهاز كومبيوتر

Technical specifications:
Processing
Intel Xeon

* 8-core: Two 2.26GHz, 2.66GHz, or 2.93GHz Quad-Core Intel Xeon 5500 series processors
* Quad-core: One 2.66Ghz, 2.93GHz, or 3.33GHz Quad-Core Intel Xeon 3500 series processor
* Next-generation Intel microarchitecture
o 8MB of fully shared L3 cache per processor
o Integrated memory controller
o Turbo Boost dynamic performance (up to 3.33GHz on 8-core 2.93GHz system, up to 3.6GHz on quad-core 3.33GHz system)
o Hyper-Threading technology for up to 16 virtual cores
o 128-bit SSE4 SIMD engine
o 64-bit data paths and registers
o Optimized for energy efficiency
Memory

* 1066MHz DDR3 ECC SDRAM
* 8-core: Eight memory slots (four per processor) supporting up to 32GB of main memory using 1GB, 2GB, or 4GB DIMMs
* Quad-core: Four memory slots supporting up to 16GB of main memory using 1GB, 2GB, or 4GB DIMMs

Graphics and displays

* Double-wide, 16-lane PCI Express 2.0 graphics slot with one of the following graphics cards installed:
o NVIDIA GeForce GT 120 with 512MB of GDDR3 memory, PCI Express 2.0, one Mini DisplayPort, and one dual-link DVI port
o 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 1
# 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
Airport

* 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 802.11n Wi-Fi wireless networking card;2 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

Drive bays Up to 8TB 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 or 2TB 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)
o Writes DVD+R and DVD-R discs at up to 18x speed
o Writes DVD+R DL and DVD-R DL discs at up to 8x speed
o Writes DVD+RW discs at up to 8x speed
o Writes DVD-RW discs at up to 6x speed
o Reads DVDs at up to 18x speed
o Writes CD-R and CD-RW discs at up to 32x speed
o 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

Connections and audio
Mac Pro Ports

* 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
o One PCI Express 2.0 x16 slot
o 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 Leopard & iLife

* Mac OS X v10.6 Snow 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 (includes iPhoto, iMovie, iDVD, iWeb, and GarageBand)

You can also have the following software pre-installed, only at the Apple Online Store:

* iWork
* Final Cut Express
* Aperture
* Logic Express
* Filemaker
* MobileMe

Size and weight

* Height: 20.1 inches (51.1 cm)
* Width: 8.1 inches (20.6 cm)
* Depth: 18.7 inches (47.5 cm)
* Weight (standard configuration):
o 8-core: 41.2 pounds (18.7 kg)6
o Quad-core: 39.9 pounds (18.1 kg)6

In the box
Mac Pro Box
o Mac Pro
o Power cord
o Apple Keyboard with Numeric Keypad and Apple Mouse
o USB keyboard extension cable
o Install/restore DVDs
o Printed and electronic documentation

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