high temp 7700k

Guys please help. I have an i7 7700k on a msi z270 sli plus and cooler master liquid lc240e ram 16gb 3200mhz Its currently working on (4.2-4.7) ghz but the temp gets so high when i lunch a game it goes up to (90-97)°c (i dont notice any fps drop or lag in game) Is that normal for a used cpu...