I dunno how are your sourcing those parts:<p><a href="http:&#x2F;&#x2F;pcpartpicker.com&#x2F;p&#x2F;wwhHP6" rel="nofollow">http:&#x2F;&#x2F;pcpartpicker.com&#x2F;p&#x2F;wwhHP6</a><p>But you seem to be picking very overpriced components. Also You are bit of outlier if your motherboard supports only DDR2 RAM. DDR3 has been in market for like 10 years and it is pretty cheap.