Samsung has announced their collaboration with AMD a few months back and now they are bring AMD RDNA2 architecture for the GPU to be used on Exynos processor.
— Samsung Semiconductor (@SamsungDSGlobal) December 30, 2021
RDNA 2 architecture is designed by AMD which is mostly used on AMD graphics chipset such as the RX6000 series graphic card along with the GPU used in PS5. The equivalent of the GPU will be added to the Exynos 2200 SoCs.
The Exynos 2200 is the current update from the 2100 series which would be subsequently used on Galaxy S22 series. This means the Exynos GPU will have massive performance upgrade when its launched.