Apple iMac (21.5-inch, Late 2012) Memory RAM | 4GB DDR3 1600MHz (PC3-12800) SODIMM 1.35V

Supported Model Configurations Upgrade Designed For Apple iMac (21.5-inch, Late 2012) Apple Order No. BTO/CTO | 3.1GHz 4-Core Intel Core i7-3770S MD093LL/A | 2.7GHz 4-Core Intel Core i5-3330S MD094LL/A | 2.9GHz 4-Core Intel Core i5-3470S Apple Model No. A1418 (EMC 2544) Apple Model ID iMac13,1 Max Possible Memory 16GB Product Information Total Capacity 4GB Class DDR3 / DDR3L Capacity Per Module 4GB Speed PC3-12800 Number of Modules 1 Frequency 1600MHz ECC Type Non-ECC Unbuffered Form Factor SODIMM Rank 2Rx8 (Dual Rank) Pin Count 204 Compatible Machine Type Laptop / Notebook / AIO Voltage 1.35V (Low Voltage)