Upgrading RAM in iMac 2011
Can I remove the existing 2x2GB RAM, swap in the lower 2x4GB modules and put in two 8GB in the two lower open slots? Have iMac 21.5", mid-2011 running ver.10.10.2, 2.7GHz Corei5, existing 12 GB 1333 MHz DDR3
iMac, OS X Mavericks (10.9.1)