Any advice how to choose/purchase from different sellers?
Their are so many manufacturers selling the 16 GB. with different prices and a bit differents physical details. Such as Has any one can I advise me what is the principle to consider to compare/decide to buy item from them ?
I stay with sellers that specialize in only Mac RAM. Such as:
Replacement or upgrade RAM chip. Specs: 8 GB / PC3-10600 / Low Profile / 204 pin, 1333 MHz. This speed upgrade will make your computer faster. Compatible with All Mid 2010 21.5" iMacs All Mid 2011 21.5" iMacs All Mid 2010 27" iMacs All Mid 2011 27" iMacs — 50+ available at 94.95 each.