Advanced Packaging
Deep dives into CoWoS, EMIB, chiplet architectures, interposer technology, and the advanced packaging capacity constraints shaping AI chip supply.
2 articles
Advanced Semiconductor Packaging Costs: The Definitive 2026 Guide
CoWoS-S costs $750/chip (H100), CoWoS-L $1,100/chip (B200). Full chiplet vs monolithic cost, test flow, and capacity breakdown for 2026.
CoWoS-S packaging costs approximately $750 per chip for H100-class designs; CoWoS-L costs $1,000–$1,100 for NVIDIA's B200 — a 47% premium driven by multi-die complexity. Chiplet architectures add 15–30% to total test cost versus monolithic SOCs due to Known Good Die testing and interposer yield losses. TSMC CoWoS capacity is expanding from ~80,000 WPM to 120,000–130,000 WPM through 2026, with NVIDIA consuming ~60% of allocation. Memory and packaging together now represent 60–70% of AI accelerator COGS — logic silicon is no longer the dominant cost.
ByteDance's $14.3B Nvidia AI Chip Investment: A Deep Dive
Analysis of ByteDance's $14.3 billion investment in Nvidia AI chips, impacting supply chains and hardware roadmaps.
ByteDance's substantial investment underscores the escalating demand for AI accelerators and highlights the critical importance of securing access to advanced computing resources. The investment intensifies pressure on Nvidia's supply chain, especially HBM and advanced packaging capacities, which could lead to extended lead times and pricing pressures across the industry.