USB3 can be added to a pc by adding a card which fits in a PCI slot. You would need to buy USB3 peripherals to gain any benefit (and don't expect a 10x improvement).
Have you considered adding a second harddrive internally to use for your backup?
This thread is now locked and can not be replied to.
How to get Windows 10 for free | How to install Windows 10: There is still a way to avoid paying…
1995-2015: How technology has changed the world in 20 years
Hands-on with the Star Wars fighting drones you can fly yourself
15 macOS Sierra tips | How to use macOS Sierra: Secret tricks and best new features in Apple's new…
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.