1. Siemens EDA introduces Calibre 3DThermal, a new tool for early thermal analysis in chiplet and 3D IC designs. 2. The tool enables efficient shift-left analysis and verification, allowing teams to start thermal analysis early in the design process. 3. Calibre 3DThermal integrates with existing Siemens EDA tools and supports multi-physics analysis, aiding in meeting thermal, power, and timing goals.