Help me understand GPU vs slot size

NVIDIA's slowest RTX 40 GPU gets a triple-slot design for content creators ASUS ProArt for AD107 GPU By releasing the RTX 4060 Ti ProArt

cooler, while the 2 slots placed underneath the graphics card slot where heat from the GPU is trasfered to the SSD module)

25 year old slot machines for sale 2 x DisplayPort, 1 x HDMI, 1 x USB-C, 276 mm , slot, 2 x 8-pin Power Connectors Key Features, AMD RDNA™ 3 Architecture, 5nm GPU, AMD FidelityFX

25000 talons slot DisplayPort DVI VGA Taille de l'emplacement 4-slot 3-slot 2-slot 1-slot Longueur > 304mm 10in