AMDvs.Western Digital
AMD vs WDC · 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 7.3× larger than Western Digital by market cap; Western Digital trades at the lower P/E (14.7 vs 156.9); year to date, AMD leads (+201.6% vs +135.3%).
Side by side
| AMD | WDC | |
|---|---|---|
| Market cap | $1T | $139B |
| Price | $620.68 | $393.31 |
| Today | −3.9% | −3.0% |
| Return YTD | +201.6% | +135.3% |
| Return 1Y | +205.4% | +238.0% |
| Since June 26, 2026 | +19.0% | −32.9% |
| P/E | 156.9 | 14.7 |
| P/S | 24.4 | 10.7 |
| P/B | 15.0 | 15.7 |
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 →Western DigitalWDC
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Full WDC profile →More AMD & WDC comparisons
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