not the same mem, but i have also 6x2 GB Mushkin 998687 (12GB), runnin 8-8-8-5-24-88 @ 1836mhz, i don't know what your ram is capable

The thing is that you will have heavy load on the IMC with 12GB on the Mobo

But i never had set 1T to 2T (1N /2N), runs @ 1T in any case with 1.63 DRAM Voltage

regards

trynity