What are PCIe x1 Slots Used For?

PCI & PCI-E as said, are not compatible You can however use PCI-E 1x in a PCI-E 2x, 4x, 8x, 16x, 32x slot (and even technically the other way

However, one key difference will For example, an x8 card can operate in a slot with x8, x16, or x32 lanes Similarly, an x1 card can operate in any PCIe slot

candy burst slot png For example if we want to play lots of PC games, we can buy an graphics card and install it

canada slot PCI & PCI-E as said, are not compatible You can however use PCI-E 1x in a PCI-E 2x, 4x, 8x, 16x, 32x slot (and even technically the other way