A:AnswerThe wired Ethernet Local Area Network (LAN) can only handle a transfer rate of up to 1000 Mbps. In regards to a motherboard upgrade being able to handle the PCIe Network adapter upgrade, please contact Best Buy Product Support here: https://bit.ly/3IIco3Z
A:AnswerDon't lnow about that specific monitor. I had a good monitor with a VGA cable that I never could to get to work after trying several adaptors. Consequently I purchased a new monitor and am happy with both.