Apple Mac Pro 12-Core (2 x 6 Core) Intel Xeon 2.40GHz MD771LL/A (Mid 2012) Memory Upgrades

Apple Mac Pro 5,1 (Mid 2012) MD771LL/A Memory Specs

Apple Mac Pro 1,1 Memory

  • MAXIMUM MEMORY: 64GB/96GB w/RDIMMs and 64 Bit OS


NOTE: The Mac Pro uses triple channel DDR3 memory, achieving peak performance in multiples of 3 modules at a time. Data Memory Systems' DDR3 ECC Modules are manufactured using an Apple qualified Thermal Sensor. Supports 64GB of RAM using eight 8GB memory modules.  The Mac Pro supports 16GB registered DIMMs (RDIMMs) for up to 96GB of memory in 8-Core and 12-Core systems. RDIMMs cannot be mixed with unregistered DIMMs. The DMS 16GB RDIMMs can not be mixed with other chips on this page.

To use more than 32GB of RAM you must boot into 64 bit mode.  Standard 32 bit will show you all the memory in the System Profiler but Activity Monitor will only show you the utilized RAM.

Future OS may read the full 128GB.




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Apple Mac Pro 5,1 2012 12-Core 2.40GHz Memory

Welcome to Data Memory Systems. DMS sells only 100% compatible Apple Mac Pro memory upgrades for your application

Your Apple Mac Pro MD771LL/A needs DMS Certified DDR3 1333 PC3-10600 ECC Unregistered 240 Pin DIMM's. With 8 sockets, you can add 8 DM61 769 to go to a total of 64GB

We have all your Apple Mac Pro upgrades right here, including internal and external hard drives or solid state drives (SSD).

All of our memory is built with major brand components from trusted manufacturers such as Hynix, Micron, Samsung and Elpida. DMS Certified memory comes with a no hassle lifetime guarantee.

500GB USB3.0 Anto Shock Transcend

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