Timetec 64GB KIT (4x16GB) Compatible for Apple 2017 iMac (27-inch w/Retina 5K Display) DDR4 2400MHz PC4-19200 1Rx8 CL17 1.2V Non-ECC Non-Parity...

Timetec 64GB KIT (4x16GB) Compatible for Apple 2017 iMac (27-inch w/Retina 5K Display) DDR4 2400MHz PC4-19200 1Rx8 CL17 1.2V Non-ECC Non-Parity Unbuffered SODIMM Memory MAC RAM Upgrade for iMac 18,3 Brand: Timetec Capacity: 64GB (4 x 16GB) Type: 260-Pin DDR4 SO-DIMM Speed: DDR4 2400 (PC4 19200) CAS Latency: CL17 Voltage: 1.20V Buffered/Registered: Unbuffered