Hi. I am thinking of upping my new MBP 13" 2.7Ghz to 8mb. I noticed that the spec is (2 x 4GB) 204-Pin DDR3 SO-DIMM DDR3 1333 (PC3 10666) But on Newegg there are laptop memory module classes: F3 and AC3 I believe for the Mac it is AC3. Is this a true statement? Thanks.