Chess Engines

Who would win RYBKA 4 or FRIZ 12?I just got RYBKA 4 on 23th of June and I want 1 more admin but I don't know who to pick.So I choose to do a vote.For example FRIZ 12 wins and cruzito12,and alexpawn picked it they will be put into a draw.WARNING:DOT NOT PLAY RYBKA 4 AND FRIZ 12 BY YOURSELF THAT IS CHEATING.The vote will finsh at 5th of July. SORRY FOR MY SPELLING MISTAKES IF THERE ARE