Cisco Unveils Silicon One G300 Chip for AI Era Infrastructure

Cisco announces breakthrough Silicon One G300 networking chip at Amsterdam conference, delivering 33 percent increase in network utilization and 28 percent faster AI job completion times.

by Cody RodeoUpdated Feb 17, 2026 • 1:33 PM

Cisco Unveils Silicon One G300 Chip for AI Era Infrastructure

Photo by Taylor Vick on Unsplash

Cisco unveiled breakthrough innovations for the AI era at its Cisco Live Conference in Amsterdam on February 10, 2026, introducing the Silicon One G300 102.4 Tbps switching silicon designed to power next-generation AI infrastructure. The announcement positions Cisco as a critical enabler of enterprise AI adoption through networking innovations.

The Silicon One G300 chip features Intelligent Collective Networking technology, delivering a 33 percent increase in network utilization and a 28 percent improvement in job completion time compared to non-optimized traffic. These performance gains address the growing bottleneck in AI infrastructure, where network bandwidth increasingly constrains the performance of massive AI workloads distributed across data centers.

"Organizations need secure and trusted infrastructure to adopt Agentic AI effectively," Cisco emphasized in the announcement. The G300 represents Cisco's strategic response to the explosion in AI networking demands, as companies deploy larger language models and more distributed AI training workloads that require unprecedented data transfer capabilities.

The timing proves critical as hyperscalers and enterprises race to build AI infrastructure capable of supporting trillion-parameter models and real-time inference at scale. NVIDIA recently highlighted high-bandwidth memory shortages as a supply chain constraint, making efficient networking even more crucial for maximizing existing AI hardware utilization.

Industry analysts note that Cisco's innovations extend beyond raw bandwidth to include AI-specific optimizations for collective operations like all-reduce and all-gather, which are fundamental to distributed AI training. The G300's intelligent traffic management ensures AI jobs complete faster while maintaining network stability for other enterprise applications.