CPU : AMD FX-8120

GPU : AMD Radeon HD 7850 2GB DDR5 *1

RAM : 8GB DDR3 BUS 1866 *1

SSD : 120GB *1

1 DVD drive

I planed to buy 750 W. OCZ ZS Series as a power supply. Is it enought? Is this brand(OCZ) good in your opinion? Thanks.