4GB DDR3 1333MHz PC3-10600 240Pin 512MX72 ECC Non-Registered Memory for 6-Core/12-Core Mac Pro System 2010-2012.
This memory is compatible with 2010-2012 6-core/12-core 2.66GHz/2.93GHz/3.33GHz
Specifications of 2010-2012 6-core/12-core 2.66GHz/2.93GHz/3.33GHz:
Total Number of slots: 4 or 8slots
Maximum Memory: Up to 48GB(6-core), Up to 128GB(12-core)
Maximum Memory/Slot : 16GB
*Must Upgrade using Matched Pairs
Supports 72Bit DDR3 240 Pin ECC Unbuffered memory sticks
Apple Mac Pro "Nehalem" & "Westmere" models utilize high-performance multi-channel memory addressing that benefits from the installation of matched memory sets.
One of the major brands like Crucial, Micron, Samsung, Kingston, Corsair, etc.
Note: Depending on availability, the shipped item's condition could be New, Used, Refurbished, Pulled or OEM.