High temperatures affect both stock and overclocked setups.
High temperatures affect both stock and overclocked setups.
The problem you're facing is that your I78700K operates around 70°C idle and jumps to 90°C during gaming, regardless of stock settings or 4.7 GHz. You've disabled MCH in BIOS but aren't sure of other adjustments. You're using a Corsair H100i for CPU cooling.
Replace that cooler, just one unit. What kind of case and fan arrangement is it? Often the issue lies with the CPU cooler not being secured properly—maybe insufficient paste, old paste, or lack of pressure. A 240mm model works fine for the standard setup and should be sufficient for overclocking as well; I’ve used a 360mm version when running my 8700k at 5GHz, achieving temps in the low 60s under load.
I’m certain my supporters were in the right place last week, which did help a bit after I made the change, though it wasn’t really obvious.
Try suggesting a simple starting point or a basic plan. This will help you begin with minimal effort.
I opted for the auto preset at 8700K with 5Ghz on my Gigabyte z370 board. They provide a manual that could assist... https://view.joomag.com/gigabyte-z370-ov...7695?short