11-18-2013, 12:35 PM
I don't know what idea you want more as 4x7990(~800USD)+water blocks(~100usd/piece)+ddr4(next year?)+haswell(300+ USD) does not sound cheap at all, it' high end pc. VCL also is not considering as cheap. For stable work you will need ~2x1200W psu's 80+ (~220USD/piece).