64.0GB (2 x 32.0GB) 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, Compatible with 2017 iMac 5K which comes with 4 memory slots supporting up to 16GB per slot (supports 64GB total memory)
Warranty Safe Upgrade
OWC Memory * Limited * including the OWC * Advanced * Program
2 x 32 GB (64 GB) PC19200 DDR4 2400MHz SO-DIMM Memory, 260-Pin, 1.2 Volts, Non-registered, Non-ECC, Fully compliant with JEDEC specifications, ROHS compliant, warranty safe upgrade, CYCLE TIME: 0.83 ns, TIMING: CAS = 17.0, Full Parameters: 17-17-17-14, BANDWIDTH: 19.2GB/s, Low noise 8-layer PCB Program, Compatible with 2017 iMac: iMac w/Retina 5K display (27 inch mid 2017) Model ID: iMac18,3 (3.4GHz & 3.5GHz & 3.8GHz Core i5 & 4.2GHz Core i7); Memory Upgrade Compatible with 2017 iMac 21.5-inch: Model ID: iMac18,2 iMac w/Retina 4K display, 21.5-inch Mid 2017, (3.0GHz & 3.4GHz Core i5 & 3.6GHz Core i7), Memory Upgrade Compatible with 2018 Mac mini: Mac mini (Late 2018) (November, 2018) Model ID: Macmini8,1 (3.6GHz i3, 3.0GHz i5, 3.2GHz i7) Models: MRTR2LL/A, MRTT2LL/A, Compatible with select PC Laptop, PC Notebook, & All in One Computers