USB4™ Thunderbolt3™ Compatibility Compliance Test Specification
Version 1.1
This specification describes the tests needed to verify that a USB4 Product is Thunderbolt3 (TBT3) Compatible as defined in “USB4™ Thunderbolt3™ Compatibility Requirements Specification”. TBT3 Compatibility CTS is meant to ensure that USB4 products are interoperable with existing TBT3 products.