Astera Labsvs.Cisco
ALAB vs CSCO · both in Data centers, part of the AI & digital infrastructure value chain: Servers, networking, optics and data center capacity that tie AI infrastructure together.
Cisco is about 8.0× larger than Astera Labs by market cap; Cisco trades at the lower P/E (37.4 vs 151.6); year to date, Astera Labs leads (+66.8% vs +43.1%).
Side by side
| ALAB | CSCO | |
|---|---|---|
| Market cap | $56B | $447B |
| Price | $282.65 | $111.11 |
| Today | +1.8% | +0.8% |
| Return YTD | +66.8% | +43.1% |
| Return 1Y | +55.0% | +63.7% |
| P/E | 151.6 | 37.4 |
| P/S | 46.6 | 7.4 |
| P/B | 32.4 | 9.2 |
Data as of 2026-08-26 · updates daily after U.S. close
The two companies
Astera LabsALAB
Signal integrity becomes a real constraint at AI-server speeds. Astera Labs sells the fix: Aries PCIe retimers, Taurus and Leo connectivity, Scorpio fabric switches.
Full ALAB profile →CiscoCSCO
Switches and routers at a scale no other network vendor matches, plus Silicon One chips of its own design and the security business built around Splunk. AI orders from hyperscalers are the newer line.
Full CSCO profile →More ALAB & CSCO comparisons
Other head-to-heads in the Data centers segment.