The GPU itself is a decent improvement over the RTX 4090, with more, faster memory, more cores, and a gorgeous chassis. But in terms of brute force rendering it's only incrementally faster in comparison with the performance bumps from Turing to Ampere to Ada.

What Does the RTX 5090 Founder's Edition Offer? Nvidia's RTX 5090 Founder's edition is expected to be in relatively short supply as most users expect entry-level AIB SKUs to take

Nvidia showed off a quad-slot precursor to the RTX 5090 Founders Edition in a new video, confirming the company was indeed experimenting with a quadruple PCIe slot Founders Edition cooler.