OS: Windows 7 64-bit or Ubuntu 16.04 LTS 64-bit.

You'll need a pretty decent system to enjoy Quake II RTX, with NVIDIA recommending the following minimum specs: The trailer for the game gives you an idea of what you can expect:

Quake II RTX demonstrates the possibilities of ray tracing, and offers a glimpse at the future of gaming, with realistic real-time lighting, shadows and effects. We're massive fans of the original, and even-bigger fans of technology, so when presented with the opportunity to remaster a classic game with all that ray tracing can offer, we jumped at the chance. Quake II RTX is a joint project between NVIDIA and Bethesda, and the graphics card company says: NVIDIA explains that 'if you own a copy of Quake II, you can play the campaign in its entirety, and play against others in online multiplayer'. There's even better news for anyone who already has a copy of Quake II.

Once the game is launched, anyone with a GeForce RTX graphics card - or other hardware up to the task - will be able to play the first three levels of the game for free.

Quake 2 2019 edition