Introduced earlier today, the Nvidia GeForce Game Ready Driver software package labeled 551.86 comes with DLSS 3.5 optimizations for Portal with RTX, zero-day tweaks for the upcoming Horizon Forbidden West Complete Edition (scheduled for release in two days), as well as support for a list of 11 G-Sync Compatible displays.
https://www.notebookcheck.net/Nvidia-GeForce-Game-Ready-Driver-551-86-now-available-with-optimizations-for-Portal-with-RTX-Horizon-Forbidden-West-Complete-Edition-and-more.815062.0.html (https://www.notebookcheck.net/Nvidia-GeForce-Game-Ready-Driver-551-86-now-available-with-optimizations-for-Portal-with-RTX-Horizon-Forbidden-West-Complete-Edition-and-more.815062.0.html)