The Great Wall of China took on its familiar look during the Ming Dynasty. The oldest parts of the 4,500-mile-long Great Wall of China date back to the 7th century B.C., when Chinese rulers first built border fortifications to keep northern armies at bay.
The Intel QuickPath Interconnect (QPI) is a point-to-point processor interconnect developed by Intel which replaced the front-side bus in Xeon, Itanium, and certain desktop platforms starting in 2008. It increased the scalability and bandwidth available. Prior to the name's announcement, Intel referred to it as Common System Interface. Earlier incarnations were known as Yet Another Protocol and YAP+. QPI 1.1 is a significantly revamped version introduced with Sandy Bridge-EP. QPI will be replace
OSI Open Sytem Interconnection (ISO defined communications architecture used in data link to permit heterogeneous data communication systems to be interconnected in order to allow the reliable exchange of messages without regard to the implementation of the networks and physical media through which the messages pass).