My 2600 isn't in the same motherboard I originally got it in (or its recalled replacement[0]). I bricked that MSI board when I tried flashing the BIOS from Windows 10. Turns out, that utility didn't support Windows 10, so I'll avoid MSI boards going forward.
[0] https://www.anandtech.com/show/4142/intel-discovers-bug-in-6...