What's the difference between PDF Solutions and Silicon Motion?

PDF Solutions is a niche in Design Services based in United States; Silicon Motion is a leader in Storage Controllers based in Taiwan.

Who are PDF Solutions's and Silicon Motion's suppliers?

wafergraph tracks 0 suppliers for PDF Solutions and 7 for Silicon Motion; Silicon Motion's include PDF Solutions, TSMC, SMIC.

PDF Solutions vs Silicon Motion

PDF Solutions's primary segment is Design Services; Silicon Motion's is Storage Controllers. Silicon Motion is larger by market cap ($8.9B vs $2.2B). Silicon Motion reports higher tracked revenue ($886M vs $22M).

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Side-by-side

	PDF Solutions	Silicon Motion
Market cap	$2.2B	$8.9B
Revenue	$22M (FY2020)	$886M (FY2025)
Primary segment	Design Services	Storage Controllers
Market position	niche	leader
Country	United States	Taiwan
Tracked suppliers	0	7
Tracked customers	1	8
Chokepoint / criticality	50/100	81/100

Market caps/revenue from the wafergraph dataset · data as of 2026-10-09. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.

How PDF Solutions and Silicon Motion compare

Size: Silicon Motion is the larger company by market cap.
Revenue: Silicon Motion reports higher tracked revenue.
Supply-chain criticality: Silicon Motion has the higher chokepoint score (81/100 vs 50/100).
Footprint: PDF Solutions (United States) vs Silicon Motion (Taiwan).

Company hubs

PDF Solutions · Silicon Motion

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Cite as: wafergraph, “PDF Solutions vs Silicon Motion”, https://wafergraph.com/compare/pdf_solutions-vs-silicon_motion (data as of 2026-10-09).

Frequently asked questions3

Is PDF Solutions bigger than Silicon Motion?: Silicon Motion is larger by market cap ($8.9B vs $2.2B).
What's the difference between PDF Solutions and Silicon Motion?: PDF Solutions is a niche in Design Services based in United States; Silicon Motion is a leader in Storage Controllers based in Taiwan.
Who are PDF Solutions's and Silicon Motion's suppliers?: wafergraph tracks 0 suppliers for PDF Solutions and 7 for Silicon Motion; Silicon Motion's include PDF Solutions, TSMC, SMIC.