On the bios issues, I'm not aware of any. I just built a machine with a DQ6, with zero bios issues. It came with the F1 bios -- no problem immediately booting with an E8400 and 2x2GB DDR2-800 4-4-4-12 2T. Once I had it running with Vista 64 and 4x2GB, I flashed to the F2 bios; again no issues.