They should be compatible, you can go to the MSI site check the MB cpu support list, you can see the cpu need 7798v10 version BIOS ( it should be the 1.0 version) to support the i5. So you will know they are. The cpu support list https://us.msi.com/Motherboard/support/B75MAP45.html#support-cpu
They should be compatible, you can go to the MSI site check the MB cpu support list, you can see the cpu need 7798v10 version BIOS ( it should be the 1.0 version) to support the i5. So you will know they are. The cpu support list https://us.msi.com/Motherboard/support/B75MAP45.html#support-cpu