Retym Raises $180M to Drive Next-Gen AI Infrastructure with Programmable DSP Technology

Retym, a rising semiconductor company focused on advancing AI infrastructure, has announced that it has raised over $180 million across multiple funding rounds. Its most recent Series D round brought in $75 million, led by Spark Capital, and included continued support from existing backers Kleiner Perkins, Mayfield, and Fidelity Investments.
Pioneering Programmable Coherent DSPs for AI and Cloud Networks
Retym’s innovation is its development of programmable coherent digital signal processing (DSP) solutions, a critical component for improving data transmission speed and efficiency both within and between AI data centers. These high-performance DSPs are poised to meet the surging bandwidth needs brought on by rapidly growing AI workloads.
The newly secured capital will support production scaling and development of future products, as Retym rolls out a multi-generation product roadmap aimed at redefining interconnectivity for the AI-driven future.
Strategic Leadership and Strong Investor Confidence
James Kuklinski, General Partner, Spark Capital, said, “As AI workloads continue to scale exponentially, they're creating unprecedented demands on critical infrastructure.”
He added, “Retym's exceptional team is uniquely positioned to address these challenges, developing products that will enable significant advancements in performance and scale. We're excited to partner with Retym as they execute on their vision to deliver solutions that will help unlock the next wave of AI innovation.”
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Entering a Trillion-Dollar Market Opportunity
Retym enters the AI infrastructure arena as demand for high-speed, power-efficient data transmission grows. According to Dell’Oro Group, global investment in data center compute and networking is set to exceed $1 trillion annually within the next decade.
The increasing overlap between intra-datacenter and inter-datacenter communication places even greater importance on high-performance optical networking solutions.