Trust OKayMemory to provide dependable expansion options for your computer with a Apple Mac Pro 3.33GHz Quad-Core Xeon Nehalem Memory ECC DDR3 UDIMM RAM upgrade. This Apple Mac Pro 3.33GHz Quad-Core Xeon Nehalem memory module upgrade PIN count is: 240pin The memory speed is: PC3-8500, 1066MHz The DIMM type for your Apple Mac Pro 3.33GHz Quad-Core Xeon Nehalem is: ECC DDR3 UDIMM Special Instruction: This system requires to install memory in pairs. ALSO GUARANTEED TO WORK ON THESE MODELS 8GB Kit (2X4GB) Memory Upgrade for Apple Mac Pro (MC250LL/A) Quad-Core 2.8GHz Intel Xeon Nehalem 8GB Kit (2X4GB) Memory Upgrade for Apple Mac Pro (MC561LL/A) 8-Core 2.4GHz Intel Xeon Westmere 8GB Kit (2X4GB) Memory Upgrade for Apple Mac Pro 12-Core 2.66GHz Intel Xeon Westmere 8GB Kit (2X4GB) Memory Upgrade... Less

State-of-the-art Intel processors. The 15- and 17-inch MacBook Pro now feature quad-core Intel Core i7 processors. And the 13-inch models jump to dual-core Intel Core i5 and i7 processors. All models are up to 2x faster. Thunderbolt. A breakthrough in I/O. At lightning speed. Thunderbolt technology lets you plug in high-performance peripherals and high-resolution displays to one port — with data transfer rates up to 10 Gbps. Game-changing graphics. AMD Radeon graphics on the 15- and 17-inch MacBook Pro are up to 3x faster than those in previous models, so you can take everything from games to CAD to HD video projects anywhere. OS X Lion. With over 250 new features including Multi-Touch gestures, Mission Control, full-screen apps, and Launchpad, OS X Lion takes the Mac further than ever... Less

2pcs of 4GB PC2-5300, DDR2-667 ECC Fully Buffered DIMM.30 Day Money Back Guarantee Guaranteed to work with your system or you get your money back Maximum Memory 64GB with two memory cards (16GB per memory card) Memory Slots 8 Slots (4 (2 banks of 2) per memory card) Install in pairs Compatible with:Apple Mac Pro 8-core/Quad-Core 2.66GHz Xeon MA356LL/A NOTES: Special Comments: Apple officially supports a maximum of 16GB of RAM but third-parties have been able to upgrade the system to 64GB of RAM

New Apple MacBook Pro Aluminum Unibody Notebook Computer 15.4" LED Display (Intel Quad-core Core i7 2.4 Ghz, 8GB , 750GB ) NEW in Factory-Sealed Original Box opened only to upgrade memory.Upgraded to 8GB RAM memory.Latest (introduced on October 24) model of the 15" MacBook Pro.With the latest iLife '11 Software.With OS X Lion. Model Number MD322LL/A (15-inch Late 2011 model)Under One-year Apple Warranty until May, 2013 READY TO SHIP. Product Description This is absolutely the latest model of th

8GB Apple Mac Pro 240pin DDR3 DIMM 1024Mx72 ECC Registered gold leads Dual Rank 1.5 volts PC3-8500 DDR3-1066 spec 1066Mhz with SPD CAS 7 latency CL7 max 1.25 inches tall with Apple specific Thermal Heat Sensor EEPROM

15" MacBook Pro 2.4GHz Quad Core i7 Quad Core - Thunderbolt - Facetime HD - Hi Res Antiglare Technical Specifications: Processor: 2.4GHz Quad-Core Intel Core i7 Memory: 8GB 1333MHz DDR3 SDRAM Hard Drive: 1TB Serial ATA Drive @ 5400RPM Display: 15-Inch Hi-Resolution Antiglare Widescreen Keyboard: Backlit Keyboard (English) Software: iLife 2011 Microsoft Office 2011 Logic Studio Pro 9 Final Cut Studio 3 VMWare Fusion 4 Additional OS: Microsoft Windows 7 Ultimate x64 More More Technical Specificat

State-of-the-art Intel processors. The 15- and 17-inch MacBook Pro now feature quad-core Intel Core i7 processors. And the 13-inch models jump to dual-core Intel Core i5 and i7 processors. All models are up to 2x faster. Thunderbolt. A breakthrough in I/O. At lightning speed. Thunderbolt technology lets you plug in high-performance peripherals and high-resolution displays to one port — with data transfer rates up to 10 Gbps. Game-changing graphics. AMD Radeon graphics on the 15- and 17-inch MacBook Pro are up to 3x faster than those in previous models, so you can take everything from games to CAD to HD video projects anywhere. OS X Lion. With over 250 new features including Multi-Touch gestures, Mission Control, full-screen apps, and Launchpad, OS X Lion takes the Mac further than ever... Less

Apple MacBook Pro 15.4" MD322LL/A NEW. IN MANUFACTURER'S US RETAIL PACKAGE. NOT REFURBISHED UNDER MANUFACTURER'S WARRANTY TILL 03/16/2013 BATTERY CYCLE COUNT - 2 Intel® Core(tm) i7 2.4Ghz, 16GB DDR3-1333 SDRAM, 750GB 5,400RPM Hard Drive, 15.4" LED-backlit Glossy Widescreen Display, 8x SuperDrive, AMD Radeon HD 6750M, Intel® HD 3000 Graphics, 10/100/1000 Network, 802.11n Wireless, Bluetooth 2.1 + EDR, MAC OS 10.7 LION, Silver Specifications: General Information Series MacBook Pro Model Number MD322LL/A Lifestyle Home & Student Color - Lid Silver Color - Base Silver Color - Keyboard Black Platform Notebook Mac Operating System Operating System Mac OS X 10.7 Lion CPU Brand Intel CPU Cores Core i7 Total Memory 16GB Memory Speed DDR3-1333 Form Factor 204-pin SO-DIMM Memory Configuration 2 x... Less

17" MacBook Pro 2.4GHz Quad Core i7 Quad Core - Thunderbolt - Facetime HD - Hi Res Glossy Technical Specifications: Processor: 2.4GHz Quad-Core Intel Core i7 Memory: 8GB 1333MHz DDR3 SDRAM Hard Drive: 750GB Serial ATA Drive @ 5400RPM Display: 17-Inch Hi-Resolution Glossy Widescreen Keyboard: Backlit Keyboard (English) Software: iLife 2011 Microsoft Office 2011 Logic Studio Pro 9 Final Cut Studio 3 VMWare Fusion 4 Additional OS: Microsoft Windows 7 Ultimate x64 More More Technical Specifications

This DDR2 800MHz FBDIMM is compatible with the 2008 DDR2 800MHz Apple Mac Pro systems. There are 8 sockets on two memory raiser cards and the FBDIMMs should be installed in pairs. The original 2GB kit is installed as a pair of two 1GB FBDIMMs. The maximum capacity of the system is 32GB with the installation of 8pcs of 4GB FBDIMMs. Gigaram offers memory in kits of two identical DIMMs. Kits may be installed one, two or four at a time. Apple recommends four or eight identical DIMMs for best performance.