➀ UCIe is an open, multi-protocol interconnect standard for connecting multiple chips within the same package, aiming to support a vibrant ecosystem for disaggregated chip architectures. ➁ It supports various protocols including PCIe, CXL, and Streaming, and allows for the mapping of any chosen protocol as long as both ends support it. ➂ UCIe includes elements necessary for SoC construction and package-related features such as bump placement and thermal solutions. ➃ The UCIe manageability architecture provides a standardized test and debugging infrastructure for UCIe-based SiPs. ➄ UCIe supports three packaging options: standard (2D), advanced (2.5D), and UCIe-3D, catering to a range of performance and cost requirements.