User manual HP Compaq Elite 8300 (English - 349 pages)
I have HP Elite Compaq 8200 with Cruus E93839 FXN1 motherboard which contains PCIe 2.0 x 16. Can I put Nvidia GTX 1650 with it? Asus one fan version. - Quora
HP and Compaq Desktop PCs - Motherboard Specifications, PTGD1-LA (Grouper) | HP® Customer Support
motherboard - What is the 6-pin power connector on an HP ProDesk? - Super User