IMac Bootcamp is active at 102 degrees Celsius.
IMac Bootcamp is active at 102 degrees Celsius.
Check out this fan for your iMac. I’ve used them before and they work great: https://www.amazon.com/AC-Infinity-MULTI...00MWH4FL4/
It's likely a better option than nothing at all. You're unlikely to swap the heatsink on an iMac for a larger one, but these components weren't built for sustained high demand. They're probably absorbing a lot of heat into the aluminum casing, and letting air flow over it could help reduce temperatures.