The Next Chapter

The next chapter describes the mechanical form factor for the PCI Express connector and add-in card. Different slot form factors are defined to support x1, x4, x8 and x16 Lane widths. In addition, the next chapter describes the Mini PCI Express form factor which targets the mobile market, Server IO Module (SIOM) form factor which targets the workstation and server market, and the NEWCARD form factor which targets both mobile and desktop markets.