The Vdimm mod work but has a negitive impact on overclocking. I found this out with using 2x AI7 motherboards and half a dozen sets of Winbond BH-5 plus two sets of Winbond CH-5. I also use a OCZ Booster, that yeilded the same results at the Vdimm mod.
AI7 + Vdimm mod or OCZ Booster = Advoid.
AI7 + Vdimm mod or OCZ Booster = Advoid.