What are the top uses of PCIe x1 Slots?

List of Motherboards with 4 PCI-Express x16 Slots: ASUS Pro WS TRX50-SAGE WIFI, GIGABYTE A620M C, GIGABYTE B650M C V2, ASUS Prime B760M-A AX, GIGABYTE B760M

I thought PCIe was superceding PCIX But I have 2 PCIe x 1 slots on my motherboard, 3 ordinary PCI slots and one which is

slot machines can be easy to win PCIe x1 slots are the smallest PCI Express slots with the lowest throughput compared to bigger PCIe slots like the PCIe x16 slots However, PCIe

slot casino online real money I explain in this video what is PCIe x16 on the motherboard and its uses I also explain what