https://linuxreviews.org/Linux_AV1_Hardware_Video_Decoding_Support_Ready_For_Intel_Tiger_Lake

The Intel Tiger Lake processors coming in September 2020 will be the first Intel processors with integrated graphics capable of decoding, but not encoding, AOMedia Video 1 (AV1) in hardware. Linux support for AV1 hardware decoding was merged into the libva VAAPI in March.