Are gpu slot sizes universal?

GPU Memory 4 GB GDDR6 Memory Interface 128-bit Memory Bandwidth Up to 160 GBs NVIDIA CUDA Cores 896 Single-Precision Performance Up to TFLOPs3

Are gpu slot sizes universal? Namely, that the RTX 5090 could be much slimmed down, and perhaps even be a two-slot graphics card

GPU Memory 4 GB GDDR6 Memory Interface 128-bit Memory Bandwidth Up to 160 GBs NVIDIA CUDA Cores 896 Single-Precision Performance Up to TFLOPs3

25 coins slot slot, and my old 1080Ti that I was about to gut from my earlier gaming PC is also 5 slots, so would also cover an additional PCI slot

Built on the NVIDIA Ada Lovelace GPU architecture, the RTX 6000 combines third AI Inference 0 RTX 6000 Ada Generation RTX A6000

25 year old slot machines for sale gpu-z render test ) and I get the following: I have a PCI-E graphics card on a PCI-E slot I should be getting GTS on my 16 lanes

Namely, that the RTX 5090 could be much slimmed down, and perhaps even be a two-slot graphics card