The new version of USB (USB 3.0), whose standards were issued in November 2008, has received over the previous version (USB 2.0) some significant improvements. The main advantages of the new interface is a high speed up to 5 Gbit/s, advanced power bus management and backward compatibility with previous USB versions. Thunderbolt technology is in these days another very perspective and competitive interface combining the features of PCI-Express Interface and Display Port. There is available an interesting comparison with USB 3.0 interface.
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