OWC 64GB Memory Upgrade Kit 2 x 32GB PC10600 DDR3 ECC R 1333MHz DIMMs for Mac Pro Late 2013 models

64 GB (2 x 32GB) PC3-10600 DDR3 ECC Registered 1333MHz 240 Pin 32GB (32768MB) 240-pin SDRAM DIMM 2048M x 72, Quad Rank ECC Memory Module 1.5V OWC Memory Upgrade Kit For Mac Pro 2013 (Mac Pro Model ID: MacPro6,1) Includes OWC Easy Memory Install Tool OWC Memory Lifetime Limited Warranty including Advanced Replacement Program"