Hallo everyone :)
First of all, this will be a list of problems, which i think is all related.
Spec:
Laptop Lenovo ThinkPad T430s
Intel core i7 - 3520 2,9GHz
8 GB ram (2,73 avalibel)
32 bit Windows 7
Intel(R) HD Graphics 4000
NVIDIA NVS 5200M
My monitor:
Asus asus Vg278he
144Hz and 2ms...