Steam vr suddenly laggy really bad

Hello!!! I just upgraded from a 1080ti to a 5070 and when I try to use steam vr it’s super laggy? It wasn’t laggy whatsoever on the 1080ti so why is it super laggy now?

Specs:

i7 9700K @ 3.6ghz quad core processor

5070 12gb

GSKILL 64gb DDR4 Ram 3200mhz

Gigabyte Z390 Gaming X

1TB WD Black NVME SSD

750w Power Supply