OWC - 4GB OWC Memory Upgrade Module - PC19200 DDR4 2400MHz SO-DIMM for iMac (Mid 2017), Mac mini (Late 2018), and compatible PCs

4.0GB 2400MHZ DDR4 SO-DIMM PC4-19200 260 Pin CL17 Memory Upgrade for Mid 2017 iMac 27" w/ Retina 5K models and PCs which utilize PC4-19200 SO-DIMM Memory Upgrade Kit For iMac 27" 2017 with Retina 5K display with processors: 27" i5 3.4GHz, 27" i5 3.5GHz, 27" i5 3.8GHz, 27" i7 4.2GHz Install in pairs (2 modules at a time) for the best performance, iMac 5K comes with 4 memory slots supporting up to 16GB per slot (iMac 5K supports 64GB total memory) International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.