Arista's AI Growth Spurs Valuation Debate with Cisco

Arista Networks, Inc. (NYSE:ANET) and Cisco Systems, Inc. (NASDAQ:CSCO) are both benefiting from the growing demand for AI clusters in data centers, but investors are valuing Arista at a significant premium.

Arista's revenue rose 37.7% to $3.04 billion in the second quarter, with non-GAAP operating margin reaching 49.9%. In contrast, Cisco's revenue grew 18% to $4 billion in fiscal Q4.

The valuation gap between the two companies is around twice as much for Arista compared to Cisco, with a forward earnings multiple of 43.8 times versus 20.7 times for Cisco.