SiFive's $400M Round Signals A RISC-V Moment In AI Data Centers

SiFive has been a long-standing commercial force behind RISC-V processor IP, and the company announced today it has closed a $400 million Series G financing round, which actually was oversubscribed, valuing the company at $3.65 billion. The round was led by Atreides Management, with participation from Apollo Global Management, NVIDIA, Point72 Turion, and T. Rowe Price Investment Management, alongside returning backers Prosperity7 Ventures and Sutter Hill Ventures. More than a vote of confidence in SiFive as a business, this financing round signals where AI infrastructure is heading, and about the recently reinvigorated role of the CPU in agentic AI workloads.