DX10 is vista only, correct? I'll see which one. As long as it's Vista 64-bit...
You running 64 bit vista?
But remember guys, although Corsair has a better reputation, the crucial a) has great reviews as well, b) is about $80 cheaper before, and $100 cheaper after MIR, and c) overclocks well. I love my Corsair RAM as well, but would it really hurt to go for crucial?