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 5.1× larger than Western Digital by market cap; Western Digital trades at the lower P/E (16.6 vs 123.3); year to date, Western Digital leads (+152.7% vs +113.3%).
Side by side
| AMD | WDC | |
|---|---|---|
| Market cap | $793B | $157B |
| Price | $479.18 | $450.75 |
| Today | +4.9% | +3.5% |
| Return YTD | +113.3% | +152.7% |
| Return 1Y | +172.3% | +465.6% |
| P/E | 123.3 | 16.6 |
| P/S | 19.2 | 12.1 |
| P/B | 11.8 | 17.7 |
Data as of 2026-08-26 · updates daily after U.S. close
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
Hard drives for data centres, where AI has pushed demand for cheap bulk capacity to records.
Full WDC profile →More AMD & WDC comparisons
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