Usb Specifications - Lenovo ThinkPad X1 Extreme Gen 4 User Manual

USB specifications

Note: Depending on the model, some USB connectors might not be available on your computer.
Connector name
• USB 2.0 connector
• USB 3.2 connector Gen 1
• USB-C (3.2 Gen 1) connector
• USB-C (Thunderbolt 3) connector
• USB-C (Thunderbolt 4) connector
Statement on USB transfer rate
Depending on many factors such as the processing capability of the host and peripheral devices, file
attributes, and other factors related to system configuration and operating environments, the actual transfer
rate using the various USB connectors on this device will vary and will be slower than the data rate listed
below for each corresponding device.
USB device
3.2 Gen 1 / 3.1 Gen 1
3.2 Gen 2 / 3.1 Gen 2
3.2 Gen 2 × 2
Thunderbolt 3
Thunderbolt 4
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ThinkPad X1 Extreme Gen 4 / P1 Gen 4 User Guide
Description
Connect USB-compatible devices, such as a USB keyboard, USB
mouse, USB storage device, or USB printer.
• Charge USB-C compatible devices with the output voltage and
current of 5 V and 3 A.
• Connect to an external display:
– USB-C to VGA: up to 1920 x 1200 pixels, 60 Hz
– USB-C to DP: up to 5120 x 3200 pixels, 60 Hz
• Connect to USB-C accessories to help expand your computer
functionality. To purchase USB-C accessories, go to
www.lenovo.com/accessories
Data rate (Gbit/s)
5
10
20
40
40
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