XCENA, a four-year-old chip startup, has secured $135 million in Series B funding at a $570 million valuation, bringing its total raised to $185 million. This funding round, which includes investment from notable firms, will support XCENA's mission to address AI's memory bottleneck with its novel chip architecture. The company aims to reduce AI infrastructure costs by placing compute capabilities closer to DRAM, thereby minimizing costly data transfers.