Geforce 2080 Ti struggles to maintain FPS at only 1080P whilst Ray Tracing.
https://www.anandtech.com/show/13261/hands-on-with-the-geforce-rtx-2080-ti-realtime-raytracing
If Ray Tracing is what you are interested in, then give these cards a skip, the 3080 Ti should offer a substantial upgrade along with the substantial smaller fabrication process.

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