strange screen error

[tuugiib]

??????

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HWMon GPU.#1: 50% GPU 55c Temp
HWMon GPU.#2: 50% GPU 55c Temp
HWMon GPU.#3: 50% GPU 55c Temp
HWMon GPU.#4: 50% GPU 55c Temp

how to speed up and GPU %
HWMon GPU.#1: 97% - 99% GPU 55c Temp
HWMon GPU.#2: 97% - 99% GPU 55c Temp
HWMon GPU.#3: 97% - 99% GPU 55c Temp
HWMon GPU.#4: 97% - 99% GPU 55c Temp