SMCI vs WDC: Which Is the Better Buy?
Side-by-side comparison of Super Micro Computer, Inc. and Western Digital Corporation — fair value, conviction, valuation metrics, and QuantHub research signals.
Updated 2026-08-06.
Super Micro Computer, Inc. · Technology
$30.66
+45.0% upside to fair value
Grade B
VS
Western Digital Corporation · Technology
$519.17
-28.7% upside to fair value
Med Conviction
Grade C+
QuantHub Verdict
SMCI has more upside to fair value
(+45.0%).
SMCI trades at a lower forward P/E
(14.7x).
These are model outputs — not personalized investment advice.
See all research →
Valuation & Fundamentals
| Metric |
SMCI |
WDC |
| Current Price |
$30.66 |
$519.17 |
| Fair Value Estimate |
$44.46 |
$370.00 |
| Upside to Fair Value |
+45.0%
|
-28.7%
|
| Market Cap |
$18.4B |
$178.9B |
| Forward P/E |
14.7x
|
27.8x
|
| EV / EBITDA |
13.6x
|
37.3x
|
| Price / Sales |
0.6x
|
13.9x
|
| Price / FCF |
-2.7x
|
51.0x
|
| Revenue Growth YoY |
+122.7%
|
+35.7%
|
| Gross Margin |
8.4%
|
48.9%
|
| Operating Margin |
4.5%
|
34.9%
|
| Return on Equity |
18.2%
|
43.4%
|
| Dividend Yield |
0% |
0.1% |
| FCF Yield |
—
|
2.0%
|
| Analyst Consensus |
Hold
|
Buy
|
Investment Thesis
Super Micro Computer, Inc. is a technology company specializing in server and storage systems, with a strong focus on AI infrastructure. The business quality is medium due to its founder-led management with over 30 years of tenure, a widening moat driven by systems engineering and close partnerships with Nvidia, and rapid revenue growth of 122.7% in the most recent quarter. However, the company f…
Western Digital is now a pure-play, duopoly hard-disk-drive manufacturer, having spun off its NAND flash business as SanDisk in February 2025 and sold its remaining SanDisk stake for $3.1 billion in February 2026. It is riding the same AI-storage supercycle as SanDisk and Micron, but from the mass-capacity nearline HDD side: hyperscalers are buying every high-capacity drive WDC can make for AI da…
Accumulation Zones
| Metric |
SMCI |
WDC |
| Zone Low |
$33.34 |
$278.00 |
| Zone High |
$37.79 |
$315.00 |
| In Buy Zone? |
Yes
|
No
|