Hi!
So I just built my new desktop a few days ago and I noticed some weird groups of pixels appearing in-game such as PUBG and Valorant when I started playing, however, these pixels don't appear on other games such as DotA 2, Rust , and Warframe-- having most of their graphical settings set to highest. 
There are some unwanted pixels on the hair of the character. (This is in the lobby of PUBG)
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In this scene, the artifacts only appear on the illuminated area in Forza Horizon 4.
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This is in Valorant
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MSI Kombustor
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*If you notice, these artifacts only appear on some areas.
Speaking about tuning there was neither overclocking nor underclocking applied to this gpu, I just changed the fan curve to keep the fans spinning all the time. Enhanced Sync is disabled.
I tried using Radeon Software versions 19.12.1, 20.4.2, and 20.5.1 hoping it might get rid of those pixels but still no luck. (Did DDU before installing each version to ensure a clean installation of driver.)
I want to know if there might be some issues on the card physically, or just some driver issues. Is there someone out there also experiencing this right now?
PC Specs:
GPU card: Sapphire Nitro+ RX 5700 XT
Motherboard: Aorus X570i Pro Wifi (BIOS version F12f)
Processor: AMD Ryzen 7 3700X
RAM: Klevv Bolt X 2x8GB 3200mhz
PSU: Seasonic Focus+ 750W Platinum (Powered by separate two 8-pin from the PSU)
OS: Windows 10 Pro 64-bit (Version 1903)
Monitor: MSI G24C4 (FreeSync enabled, just 60hz refresh rate, HDMI)