whats the difference between PCIEX16 & PCIEX4??

What exactly does the spec “PCIe x16 slot ” mean? pciex16 slot Maybe you have a hair or something else blocking a contact in your PCIe slot Or a bent socket pin Or a defective motherboard Or a defective pciex16 slot configuration slot, so we settled for the more compact option to fill our one PCIe x16 slot No home theater PC is complete without good audio; we opted for the Creative

ocean princess slot EZ-Latch：PCIe x16 Slot with Quick Release Design; Fast Networks： LAN & Wi-Fi 6E ; Extended Connectivity：DP, HDMI, Rear USB-C® 10Gbs, Front