What are the best anti-sag brackets for the RTX 5090?

^ This. Also, if you're down to your last $30, you really don't need to overspend on fancy brands. I had a nightmare scenario with a massive build last year where the PCB actually started to creak because I relied on a horizontal arm that just couldn't handle the torque. Ngl, those slot-mounted brackets often just sag themselves under a heavy card like the 5090. I switched everything over to a simple vertical post and the stability difference was night and day. For a card this heavy, you basically want a direct line of support to the floor of your case. I've been using the Thermalright TR-GMS Aluminum Alloy GPU Support Pillar in my latest builds. It's usually under 10 bucks, made of solid metal, and has a magnetic base so it doesn't slide around when you move the PC. It's way more reliable than those cantilever arms. If you really want some lighting to match your build, the Antec GPU Support Bracket ARGB 5V 3Pin is another solid choice around the $20 mark. It uses a tripod-style base which is great for E-ATX boards because you can tuck the feet around your headers and cables more easily. Save that extra $10-20 for a couple of case fans or something useful instead of overpaying for a logo.

Unfortunately, the Lian Li GB-002 Graphics Card Anti-Sag Bracket was a total nightmare with my motherboard. I'd grab the Cooler Master ELV8 ARGB Universal GPU Brace for $25. It actually works safely.

What case are you using? Be careful with that weight. I would suggest getting a support pillar from DeepCool since brackets can put weird pressure on the pcb if youre not careful.

Caught this thread a day late but unfortunately, stay away from those horizontal arm brackets that screw into the PCIe slots. I bought one recently and it was a total letdown. It didnt actually support the weight of a card like the 5090; it just shifted the stress from the slot to the case frame itself. I noticed my motherboard was still flexing because the bracket started bending under the load. It is honestly disappointing that we have to deal with this at this price point. My biggest concern here is the long-term safety of your PCB. If you use a bracket that doesnt have a solid base on the floor of your case, you risk the card eventually cracking the solder joints or the PCIe trace. I would avoid anything that cant stand vertically. Horizontal arms look cleaner but they just arent as reliable for massive cards... prioritize the vertical support instead.