AMDvs.Seagate
AMD vs STX · both in Chips & accelerators, part of the AI & digital infrastructure value chain: Designs and builds the processors, accelerators and memory that train and run AI.
AMD is about 5.7× larger than Seagate by market cap; Seagate trades at the lower P/E (55.3 vs 156.9); year to date, AMD leads (+201.6% vs +193.2%).
Side by side
| AMD | STX | |
|---|---|---|
| Market cap | $1T | $176B |
| Price | $620.68 | $774.83 |
| Today | −3.9% | −4.1% |
| Return YTD | +201.6% | +193.2% |
| Return 1Y | +205.4% | +258.9% |
| Since June 26, 2026 | +19.0% | −13.9% |
| P/E | 156.9 | 55.3 |
| P/S | 24.4 | 14.4 |
| P/B | 15.0 | 81.3 |
Data as of 2026-10-08 · updates daily after U.S. close
Since June 26, 2026: the change in the closing price, from the daily closes Sectivia records itself since that date.
The two companies
AMDAMD
The MI series is the closest thing Nvidia has to a direct rival in AI GPUs. AMD also ships EPYC processors for servers and Ryzen for PCs.
Full AMD profile →SeagateSTX
No one ships more hard drives. The HAMR-based Mozaic platform lifts capacity per drive sharply as cloud and AI data pile up.
Full STX profile →More AMD & STX comparisons
Other head-to-heads in the Chips & accelerators segment.