PCIe slot and SATASATA Express confusion

Here I explain how to check PCIe version of motherboard and PCie slot you have Read in

PCIe slots for cards to interface to external I O devices : • a 16x PCIe slot provides 4 GB s full duplex commu- nication an 8x PCIe slot provides 2 GB

where is the pcie slot PCI vs PCIe Slot · PCI-E x16 slot: It is 89mm long and has 164 pins It is often used for graphics cards and backward compatible with x1 x4

where is the gold slot machine The biggest and best PCI Express slot is the PCI Express x16 slot Pretty much the only thing that uses x16 slots outside of graphics cards is server-grade