OWC 64GB (4 X 15GB) DDR4 SDRAM Memory Kit

Upgrade your iMac to perform faster and better with the Other World Computing Memory Upgrade Kit. It combines high bandwidth and faster data rates combined with lower voltage of 1.2 volts demands to deliver a compelling and significant performance. This 4 x 16 GB DDR4 RAM with 260-pin SO-DIMM form factor offers a memory speed of 2400 MHz. It is compatible with the 27-inch Apple iMac w/Retina 5K display.