This plug is for use when running with multiple graphics cards and the board is nearing its limited, extra power can be provided to the PCIe lanes through its use. ASUS P6XE PRO - motherboard - ATX - LGA Socket - X58 Overview - CNET So, a lot of unnecessary features are left to the other mainboards in the ASUS family. Intel is known for its greater throughput, better latency and CPU utilization, which if running VMware features of this[…]