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Kingston ValueRAM 8GB Kit (2x4GB) 1600MHz DDR3 Non - ECC CL11 DIMM SR x8 Desktop Memory KVR16N11S8K2/8 at Amazon.com
Silicon Power Hynix IC Compatible for Apple DDR3 DDR3L 16GB (2 x 8GB) RAM 1600MHz (PC3 12800) 204 pin CL11 1.35V Non ECC Unbuffered SODIMM Laptop Notebook Memory RAM Module Upgrade at Amazon.com
32GB (4x8GB) DDR4-2666MHz PC4-21300 Non-ECC UDIMM 1Rx8 1.2V Unbuffered Memory for Desktop PC by NEMIX RAM at Amazon.com