The best case for an RTX 4090 from ROG and TUF Gaming - Edge Up
This GeForce RTX 4090 costs only 56 dollars, but it is made out of plastic bricks - VideoCardz.com
3XS Melius Gaming PC | NVIDIA Geforce RTX 4090 Graphics Card | 2TB SSD | Intel Core i9-12900KF CPU | 32GB DDR4 RAM | Windows 11 & Xbox Gamepass Ultimate : Amazon.co.uk: Computers & Accessories
Custom open air case for RTX 4090 : r/nvidia
ONSCREEN on X: "So my RTX 4090 wouldn't fit in my case.. @PCSpecialist has came to the rescue. Behold this absolute behemoth of a PCS build. NVIDIA GeForce RTX 4090 Intel Core
NVIDIA RTX 4090: getting the right case for a MONSTER card by Jose Antunes - ProVideo Coalition