Since last driver update my xfx r9 380 was having problem with black screen but i fixed it but now when im playing a game the temperature Rise to 88-98 when im playing if im not 38-48
Here's a log of hwinfo first minutes i was plying a game graphic.CSV - Google Drive
Need to activate and use AMD Wattman that comes with the Radeon software.
You can configure Wattman to run cooler by changing the Fans or underclocking the GPU. How to Tune GPU Performance Using Radeon Wattman and Radeon Chill .
Someone else can show you how to configure your GPU to run cooler during heavy loads.