Summary: This is great Mac Certified RAM at a great price! My 2012 MacBook Pro i5 rips with this RAM. I just love that it is Apple Certified and with a lifetime warranty. Want your Mac to rip at light speed? Get Corsair!
Summary: Perfect. I have a iMac 27" 5k 2015. This is the model ram you will get, CMSA16GX3M2A1600C11, and it is the newest model tested and made for Mac up to the year 2015 up to 4+gb processor. It has worked flawlessly without any issues whatsoever.