what are the options to upgrade an imac late 2012 cpu?

[ctxdl]

HI i was wondering i know you can upgrade the cpu of the iMac late 2012 27" to the 3770 ivy bridge, but since the socket is the same can you upgrade it to the 4770 haswell?

 

[MacUser2525]

HI i was wondering i know you can upgrade the cpu of the iMac late 2012 27" to the 3770 ivy bridge, but since the socket is the same can you upgrade it to the 4770 haswell?

The sockets are not the same 3770 is 1155 part, 4770 is a 1150 socket.