Happened while using fullscreen with the CRT filter enabled. I couldn't reproduce it again because I don't want to risk freezing my system. Google Chrome was open in the background (hardware acceleration enabled).
Fullscreen was enabled.
CRT filter was enabled.
i3 7020u
uhd 620 driver 31.0.101.2140 dx 12 fl 12.1
the os is windows 10
edit: when i add something in the editor i take device removed, cause: DXGI_ERROR_DEVICE_HUNG but if i didin't add somthing it Utilize allmost all the shared memory but it say in the editor it's Utilize only 100mb vram