Rambus Inc
rambus.comRambus Inc. (NASDAQ: RMBS) is a semiconductor and silicon IP company that designs memory interface chips and licenses interface and security IP for use in data center, AI, government, and automotive applications. Revenue comes from two streams: product sales of memory interface chips and royalty or licensing fees from its Silicon IP portfolio. Founded in 1990 and headquartered in San Jose, California, Rambus operates a fabless model, outsourcing fabrication, assembly, and testing to third-party foundries. In the memory interface chip market, it competes with Monolithic Power Systems, Montage Technology, Renesas, and Texas Instruments. In the Silicon IP market, it competes with in-house design teams at potential customers and third-party IP suppliers Cadence and Synopsys. The chip portfolio targets server memory modules, with products including DDR5 and related memory interface chips. The Silicon IP portfolio covers HBM, GDDR, PCIe, and CXL controller IP, plus security IP spanning hardware roots of trust, crypto cores, and chip provisioning technologies.
Products & Services
Memory interface chips for server memory modules; HBM Memory Controller IP; GDDR Memory Controller IP; PCIe Controllers, Retimer and Switch IP; CXL Controller IP; Hardware Roots of Trust; High-speed Protocol Engines; Crypto Cores; Chip Provisioning Technologies.
Revenue Model
Rambus generates revenue through two channels: direct product sales of memory interface chips and licensing or royalty fees from its Silicon IP portfolio, which includes interface IP and security IP sold to semiconductor designers.
Customers & Markets
Data center and server OEMs, AI accelerated computing chip designers, government, automotive, and AI PC end markets. Customers include semiconductor companies that license Silicon IP for integration into custom silicon and accelerated computing chips.
Geographic Exposure
Principal offices in San Jose, California. Filing references U.S. government export restrictions including those affecting China as a material risk factor, indicating international customer exposure.
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