dual 6 core

Hi I’m trying to install El Capitan on my dual cpu machine, I’ve followed Giacomoleopardo's X79 "Mostro" guide But I get a kernel panic with “should have 16 threads but only found 17” error. as soon as I launch the installer. Only difference with giacomo’s build is that I have the cpu E5-2687W...

Hello! I'm a first time builder and relatively new to all this, but I have some understanding. Which of these motherboards would work better, or is there any difference really? The processors im going to be using are two Xeon E5-2630 Sandy Bridge-EP 2.3GHz's I'm stuck between choosing either...