Cerebras Chief System Architect and Co-Founder, J.P. Fricker explains the technical challenges with Nvidia's Blackwell.

00:12 Introduction to Interposers
02:54 Differences between Blackwell and previous GPUs
04:12 Silicon Alignment challenges
05:42 Thermal Expansion challenges
08:28 Cerebras design decisions that solve for alignment, expansion, and core failures
17:37 Package Analysis: Diving deeper into CTE mismatches and how Cerebras' Wafer "slides"
21:50 Conclusion: What happens when AI reaches scale