Introduction to PCI Express (withdrawn product) > Lenovo Press
M.2 SATA Express vs PCI Express 3.0 x16 slot 1 & 3 in SLI [Archive] - ASUS Republic of Gamers [ROG] | The Choice of Champions – Overclocking, PC Gaming, PC Modding, Support, Guides, Advice
PCI 2.0 vs 3.0 — See the differences here
PCI-Express 3.0 explained | bit-tech.net
PCI Express 3.0 vs. PCI Express 2.0 | By: Torchstone - Digital Storm Forums