E compatibil! O spune chiar producatorul placii de baza.
https://www.msi.com/Motherboard/support/Z77A-G43#support-cpu
Http://www.cpu-upgrade.com/mb-MSI/Z77A-G43.html
da i7-3770 - CM8063701211600 / BX80637I73770 / BXC80637I73770
i7-3770, 3.4 GHz, FSB 100 MHz, L2 1 MB, L3 8 MB, TDP 77 Watt, Ivy Bridge, Rev E1
Daca te uiti pe http://www.userbenchmark.com/System/MSI-Z77A-G43-MS-7758/1503#Compatibility se pare ca da.