problems playing battlefield 4 PC

[Entidade404]

tava not play well after the updates the game crashes even minimal config in the game is no more than 30 fps with a gtx 650 card and one of the third generation i5 and 4 GB of ram before I played the game at high to 70 fps now or not to play the multiplayer and singleplayer or not come and speak to my pc because I took tava print cpu usage by 50% and 79% ram memory is not so arrumareim want my money right back before the game was the best now and the more trash ...