So, is there a speed difference between ECC and Non-ECC RAM assuming that they are both unbuffered modules? If so, how much of a difference is there? The ram will most likely live in an A64 3000+ and ...

System halted" Is there something I can do without any DDR3 ECC dimms? Is there a way I can access the BIOS and change any settings? (Won't let me access the BIOS, but displays the above message.) I ...