Remember my rtx2060 is in a laptop, it will be different overclock settings for a desktop GPU. See if this website has a overclock profile uploaded by somebody:
https://www.kryptex.org/en/overclocking
https://www.amazon.com/Longruner-800x480-Display-Raspberry-LSC5A/dp/B07NRYPZM1/ref=mp_s_a_1_4?dchild=1&keywords=5+inch+lcd&qid=1633982499&sr=8-4
Or you can find them on eBay for about 7 bucks cheaper