Lenovo 12.5" 320GB ThinkPad X220 Tablet with Intel Core 42962WU
Lenovo ThinkPad X220 Disassembly | MyFixGuide.com
Original 2.0 USB Jack Socket Connector for Lenovo ThinkPad X220 X220I X220T X230 X230i X230t motherboard Always on USB Port|Computer Cables & Connectors| - AliExpress
Upgraded my X220 with this ExpressCard USB 3.0 ports, got 50-60 MB/sec transfer speed : r/thinkpad