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Component
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Intel Xeon (based on Core microarchitecture)
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Intel Xeon (based on Nehalem microarchitecture)
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Intel Xeon (based on Nehalem microarchitecture and Westmere microarchitecture)
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Model
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Mid 2006
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Early 2008
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Early 2009
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Mid 2010
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Mid 2012
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Release date
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August 7, 2006
April 4, 2007 Optional 3.0 GHz Quad-core Xeon "Clovertown"
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January 8, 2008
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March 3, 2009
December 4, 2009 Optional 3.33 GHz Quad-core Xeon "Bloomfield"
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August 9, 2010
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June 11, 2012
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Model Numbers
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MA356*/A
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MA970*/A
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MB871*/A MB535*/A
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MC560*/A MC250*/A MC561*/A
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MD770*/A MD771*/A MD772*/A
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Machine Model
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MacPro1,1
MacPro2,1 Optional 3.0 GHz Quad-core Xeon "Clovertown"
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MacPro3,1
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MacPro4,1
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MacPro5,1
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MacPro5,1
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EFI Mode
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EFI32
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EFI64
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Kernel Default Mode
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32-bit
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32-bit in Mac OS X (client), 64-bit in Mac OS X Server
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64-bit
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Chipset
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Intel 5000X
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Intel 5400
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Intel X58
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Processor
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Two 2.66 GHz (5150) Dual-core Intel Xeon "Woodcrest"
Optional 2.0 GHz (5130), 2.66 GHz or 3.0 GHz (5160) Dual-core or 3.0 GHz (X5365) Quad-core Intel Xeon "Clovertown"
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Two 2.8 GHz (E5462) Quad-Core Intel Xeon "Harpertown"
Optional two 3.0 GHz (E5472) or 3.2 GHz (X5482) Quad-core processors or one 2.8 GHz (E5462) Quad-core processor
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One
2.66 GHz (W3520) Quad-Core Intel Xeon "Bloomfield" or two 2.26 GHz
(E5520) Quad-core Intel Xeon "Gainstown" with 8 MB of L3 cache
Optional
2.93 GHz (W3540) or 3.33 GHz (W3580) Intel Xeon Quad-core Intel Xeon
"Bloomfield" processors or two 2.66 GHz (X5550) or 2.93 GHz (X5570)
Quad-core Intel Xeon "Gainstown" processors
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One
2.8 GHz Quad-Core "Bloomfield" Intel Xeon (W3530) processor with 8 MB
of L3 cache or two 2.4 GHz Quad-Core "Gulftown" Intel Xeon (E5620)
processors with 12 MB of L3 cache or two 2.66 GHz 6-core "Gulftown"
Intel Xeon (X5650) processors with 12 MB of L3 cache
Optional
3.2 GHz Quad-Core "Bloomfield" (W3565) or 3.33 GHz 6-core "Gulftown"
(W3680) Intel Xeon processors or two 2.93 GHz 6-core (X5670) Intel Xeon
"Gulftown" processors
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One
3.2 GHz Quad-Core Intel Xeon (W3565) processor with 8 MB of L3 cache or
two 2.4 GHz 6-Core Intel Xeon (E5645) processors with 12 MB of L3 cache
Optional 3.33 GHz 6-Core (W3680), two 2.66 GHz 6-core (X5650), or two 3.06 GHz 6-core (X5675) Intel Xeon processors
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System bus
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1333 MHz
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1600 MHz
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4.8 GT/s(Quad-core models only) or 6.4 GT/s
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4.8 GT/s (Quad-core models only), 5.86 GT/s(8-core models only) or 6.4 GT/s
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4.8 GT/s (Quad-core models only), 5.86 GT/s(12-core models only) or 6.4 GT/s
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Front-side bus
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QuickPath Interconnect
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Memory
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1 GB (two 512 MB) of 667 MHz DDR2 ECC fully buffered DIMM
Expandable to 16 GB (Apple), 32 GB (Actual)
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2 GB (two 1 GB) of 800 MHz DDR2 ECC fully buffered DIMM
Expandable to 32 GB
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3 GB (three 1 GB) for UP quad-core or 6 GB (six 1 GB) for DP 8-core of 1066 MHz DDR3 ECC DIMM
Expandable to 16 GB on Quad-core models (although expandable to 32GB using 3rd party 4×8GB DIMMS), and 32 GB in 8-core models
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3 GB (three 1 GB) for quad- and 6-core models or 6 GB (six 1 GB) for 8- and 12-core models
Expandable
to 32 GB on Quad-core models, and 64 GB in 8- and 12-core models
(although expandable to 96GB using 3rd party 6×16GB DIMMS)
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6 GB (three 2 GB) for quad- and 6-core models or 12 GB (six 2 GB) for 12-core models
Expandable
to 32 GB on Quad- and 6-core models, and 64 GB in 12-core models
(although expandable to 96GB using 3rd party 6×16GB DIMMS)
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Graphics
Expandable to four graphics cards
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nVidia GeForce 7300 GT with 256 MB of GDDR3 SDRAM (single-link and dual-link DVI ports)
Optional
ATI Radeon X1900 XT with 512 MB GDDR3 SDRAM (two dual-link DVI ports)
or nVidia Quadro FX 4500 with 512 MB GDDR3 SDRAM (stereo 3D and two
dual-link DVI ports)
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ATI Radeon HD 2600 XT with 256 MB of GDDR3 SDRAM (two dual-link DVI ports)
Optional
nVidia GeForce 8800 GT with 512 MB GDDR3 SDRAM (two dual-link DVI
ports) or nVidia Quadro FX 5600 1.5 GB (stereo 3D, two dual-link DVI
ports)
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nVidia GeForce GT 120 with 512 MB of GDDR3 SDRAM (one mini-DisplayPort and one dual-link DVI port)
Optional ATI Radeon HD 4870 with 512 MB of GDDR5 SDRAM (one Mini DisplayPort and one dual-link DVI port)
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ATI Radeon HD 5770 with 1 GB of GDDR5 memory (two Mini DisplayPorts and one dual-link DVI port)
Optional ATI Radeon HD 5870 with 1 GB of GDDR5 memory (two Mini DisplayPorts and one dual-link DVI port)
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Hard drive
7200-rpm unless specified
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250 GB Serial ATA with 8 MB cache
Optional 500 GB with 8 MB cache or 750 GB with 16 MB cache
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320 GB Serial ATA with 8 MB cache
Optional 500 GB, 750 GB, or 1 TB Serial ATA with 16 MB cache or 300 GB Serial Attached SCSI, 15,000-rpm with 16 MB cache
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640 GB Serial ATA with 16 MB cache
Optional 1 TB or 2 TB Serial ATA drives with 32 MB cache
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1 TB Serial ATA with 32 MB cache
Optional 1 TB or 2 TB Serial ATA drives with 32 MB cache or 512 GB Solid State Drives
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Optical drive
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16× SuperDrive with double-layer support (DVD±R DL/DVD±RW/CD-RW)
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18× SuperDrive with double-layer support (DVD±R DL/DVD±RW/CD-RW)
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AirPort Extreme
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Optional 802.11a/b/g and draft-n (n disabled by default)
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Optional 802.11a/b/g and draft-n (n-enabled)
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Built-in 802.11a/b/g/n
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Maximum Supported Operating System
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OS X 10.7 "Lion"
(Unofficially, can run OS X 10.8 "Mountain Lion" with an upgrade to a supported graphics card and EFI64 emulation)
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OS X 10.8 "Mountain Lion"
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