Помогите подобрать ОС на ноут

[P.a.s.s.w.o.r.d]

Здравствуйте товарищи! Помогите подобрать МАС ОС на ноутбук Lenovo ideapad Z570i
i7-2670QM CPU 2.20GHz 4-ядра
NVidia 540 -2 gb
Integrated Intel® HD 3000 graphics
4GB DDR3 memory, 750GB HDD storage
Integrated Bluetooth® & high-speed 802.11b/g/n Wi-F
Integrated DVD reader/writer
USB2.0, eSATA connectors & 5-in-1 card-reader
Integrated 0.3M webcam for clearer video chats