hi all.i oc'ed my proc to 4.1ghz which is 456 x 9.0 but now i have a prob here which is at the rams.before oc my rams are running at 333 x 3.2B.but now its running at 912mhz which is 456 x 2.00D.ok my problem here now is with the bolded letters,thts the GMCH strapping.it have the option of A B C D which is 266Mhz/ 333Mhz/ 200Mhz/ 400Mhz respectively.whats it actually?as i wanna increased my ram clock to bck where it was (1066mhz) but this thg is confusing me

so now what the optimal strapping for my rams?