Artificial Intelligence Research
Apr 9, 2025
The Packaging Technologies Behind NVIDIA's 3D-Stacked CPO
At GTC 2025, NVIDIA announced two new networking switch platforms - Spectrum-X Photonics and Quantum-X Photonics - based on Co-Packaged Optics (CPO) technology. Both platforms incorporate TSMC's 3D hybrid bonding technology for its CPO, and these will be the world's first 3D-stacked silicon photonics engine.