9900k - gaming all around. 3900x - productivity all around. Game. 9900k - CSGO - 500 fps 3900k - CSGO - 425 fps. Who care about 75fps short ? You decide.
That must be some Virus you got on your system, when a game/sim needs 8GB Ram min, 16GB for most maps and recommended 32GB Ram LMFAO!!