Hey Thelby, thanks! I was just reconsidering my next purchase, so you're nicely in time with this idea. I'll check it out.
I was considering the following total:
Fractal design define S €85,39
Gigabyte GV-N750OC-1GI graphics €119,34
WD Black WD1003FZEX €82,99
Crucial 2x(!) sets 4x4 memory 127,90 x2 = €255,80
Gigabyte X99-UD4 mobo €229,90
Scythe Mugen 4 PCGH €44,90
Intel Core i7-5820 / 3.3 GHz processor €404,90
Be Quiet Pure Power L8 430Watt €64,90
Samsung 850 Pro 128GB SSD €99,90
and some dvd reader, or I won't get win 7 in place