SiFive Raises $400M at $3.65B Valuation

RISC-V chip design startup SiFive has secured $400 million in a Series G funding round led by Atreides Management, valuing the company at $3.65 billion. Nvidia, Apollo, and other institutional investors also participated, bringing SiFive's total outside funding past $760 million. Founded in 2015 by RISC-V's creators, SiFive sells ready-to-use processor designs used by major tech firms to build over 500 chip designs. The company plans to use the funds to expand its data center CPU and AI product lines, targeting hyperscale customers seeking open-standard alternatives.