October 12th 2026, 3:13 PM
Microsoft Leverages Cisco Silicon One P200 Chip for Enhanced Cloud Network Performance
Key Summary
Microsoft is using Cisco Silicon One P200 systems to improve its network's performance, enabling it to handle large volumes of data between data centers. The P200 chip is designed to handle AI traffic bursts and has been integrated into Microsoft's Azure networking stack.
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Introduction
Microsoft has started using systems powered by Cisco's Silicon One P200, a routing chip designed for high-performance data center networking. The company has been an early adopter of the chip family and has integrated it into its Azure networking stack.What is Silicon One P200?
Cisco's Silicon One P200 is a deep-buffer routing processor that can handle large volumes of data between data centers. It is designed to handle AI traffic bursts and can process data in both directions simultaneously.Benefits of P200
The P200 chip offers several benefits, including a 51.2 Tbps full-duplex throughput, a compact 3RU form factor, and shared buffer technology. It also supports SONiC, an open-source network operating system popular with large cloud operators.Microsoft's Adoption of P200
Microsoft is not the only hyperscaler to adopt the P200 chip. Following the announcement, P200-powered systems began shipping to major cloud customers, including Microsoft Azure and Alibaba.Future Plans
Cisco plans to expand support for the P200 chip to its own IOS XR operating system. However, there are open questions regarding the 3 exabits per second figure mentioned in the announcement, which describes a potential ceiling in multi-layer designs.#Microsoft#US#Cisco#AI#CloudComputing#Networking