The PCI standards group PCI-SIG (Special Interest Group) comprised of AMD, Intel, NVIDIA, and other technology bigwigs announced it has finalized the specifications for the PCI Express 4.0 standard. It has previously announced in June at the group’s DevCon event that the spec was feature complete and undergoing review. Now several months later

Source: Hot Hardware – PCI Express 4.0 Specs Released Doubling Bi-Directional Bandwidth To 64GB/s