Depending on the length of your gaming session (30 minutes or less), you could use a virtual sensor Peak(t) filter (
max_t.jpg)
If your gaming sessions run longer, something may be done using the memory function. I have not looked yet.
sensor sample rate is important when looking at processor temperatures.
I believe aquasuite is hard wired at 1000ms, while HWiNFO has a default of 2000ms but is user adjustable.