I have an i7 2670QM working on a 4530s that came with an i3 2350M. Didn't post at first, so I tried the i3 again to make sure I didn't fry the MoBo. Worked, so I tried the i7 once more and it booted. KPs galore. iBoot got her running Mavericks again, but still no HDMI out. It works in W7, so...