LGA 1155 (Socket H2), supporting 2nd and 3rd Generation Intel Core i3, i5, and i7 processors.
. Users often mistake these markings for the model number, which is actually identified by an "AA" number printed on a separate small white label. intel desktop board 21 b6 e1 e2 specification exclusive
: Primarily designed for "Sandy Bridge" (2nd Gen) and "Ivy Bridge" (3rd Gen) CPUs like the Intel Core i5-2300 DDR3 SDRAM LGA 1155 (Socket H2), supporting 2nd and 3rd