To give you a comparison, I have an i7 9700K on a Z390 board with a Corsair H110i cooler. With Seti@Home running on all 8 cores 100% load, my 9700K MAXES at 70c, most CPU temps tend to hover around 58-64c. I never really gave my H110i much props, honestly, because it's a pretty "mid-range"...