Finally got my mobo in.
Had trouble getting the new RAM running at 1066 MHz--I guess that running a full 8GB kinda stresses things. At the moment, the Q6600 is running at 3240 MHz (9x360) and the RAM is running dual channel at DDR864 (4-5-5-12, 2.35v). I'm letting it burn in with Memtest86+ 2.01 for the night. Haven't done ...