Question: what is the difference between the blue and black usb ports?
Answer: Black ports are the older USB 2.0 ports while the Blue ones are the newer USB 3.0 ports. USB 3.0 ports have a much higher transfer rate and is referred to as SuperSpeed USB (SS) that can transfer data at up to 5 Gbit/s (625 MB/s), which is about ten times as fast as the USB 2.0 standard.