64GB DDR3 ECC Registered Kit(PC3-14900, DDR3-1866MHz)- (4 x 16GB) For Apple Mac Pro Mid 2013. Major brand DIMMs manufactured by Hynix, Micron & Samsung.ECC Registered DIMMs & ECC UDIMMs can not be mixed. If your system came with ECC UDIMMs then use of registered DIMMs will require removal of all exisiting UDIMMs. Operational memory speed is controlled by CPU type and number of DIMMs installed. Memgate takes pride in offering quality computer products at exceptionally low prices and our customer service is second to none. Over 24 years in business. Over 700,000 satisfied customers. The item "64GB (4x16GB) PC3-14900 DDR3 1866 ECC Memory for Apple Mac Pro 2013 ME253LL/A" is in sale since Thursday, July 30, 2020. This item is in the category "Computers/Tablets & Networking\Computer Components & Parts\Memory (RAM)". The seller is "memgate" and is located in Lake Forest, California. This item can be shipped to North, South, or Latin America, all countries in Europe, all countries in continental Asia, Australia, South africa, New Zealand, Egypt, Reunion.