Nvidia has frequent WHQL drivers with changelog and real changes. We have leaked drivers without changelog and without visible changes in performance. Nvidia has complete DSR support up to 4K for 32 GPUs including multi-gpu. We have 1 GPU fully supported 4K VSR and modded drivers with some kind of partial support who add "hardware VSR" via reg files. Nvidia has complete support for adaptative sync monitors including multi-gpu We have single GPU Freesync and no ETA on Freesync crossfire support. We also have the Tiger team!