Auf der Webseite steht dazu: "This product is only compatible for devices that support the PCI-E 3.0 specification. If you use this product with a motherboard that supports PCI-E 4.0, please enter into BIOS option and select PCI-E 3.0 before installation., The Vertical GPU Holder Kit V2 can also accommodate 3-slots GPUs but allows installation of only 2 screws out of 3"

Yes that has pcie 4.0 RTX 3080ti can be installed and used with the bracket as supplied.

Yuuup with my ASUS ROG STRIX Z590-A motherboard and the ROG STRIX RTX 3080 O10G GraKa, no problems.