What's the difference between Global Unichip (GUC) and MegaChips?

Global Unichip (GUC) is a major in Custom Silicon Designers based in Taiwan; MegaChips is a niche in Custom Silicon Designers based in Japan. Both operate in the Design (Fabless) segment.

Who are Global Unichip (GUC)'s and MegaChips's suppliers?

wafergraph tracks 2 suppliers for Global Unichip (GUC) and 2 for MegaChips — Global Unichip (GUC)'s include TSMC.

Global Unichip (GUC) vs MegaChips

Both are primarily Custom Silicon Designers companies. Global Unichip (GUC) is larger by market cap ($35.1B vs $930M). Global Unichip (GUC) reports higher tracked revenue ($1.1B vs $229M).

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Side-by-side

	Global Unichip (GUC)	MegaChips
Market cap	$35.1B	$930M
Revenue	$1.1B (FY2025)	$229M (FY2026)
Primary segment	Custom Silicon Designers	Custom Silicon Designers
Market position	major	niche
Country	Taiwan	Japan
Tracked suppliers	2	2
Tracked customers	2	0
Chokepoint / criticality	8/100	0/100

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 Global Unichip (GUC) and MegaChips compare

Size: Global Unichip (GUC) is the larger company by market cap.
Revenue: Global Unichip (GUC) reports higher tracked revenue.
Supply-chain criticality: Global Unichip (GUC) has the higher chokepoint score (8/100 vs 0/100).
Footprint: Global Unichip (GUC) (Taiwan) vs MegaChips (Japan).

Company hubs

Global Unichip (GUC) · MegaChips · Design (Fabless) segment

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Cite as: wafergraph, “Global Unichip (GUC) vs MegaChips”, https://wafergraph.com/compare/guc-vs-megachips (data as of 2026-10-09).

Frequently asked questions3

Is Global Unichip (GUC) bigger than MegaChips?: Global Unichip (GUC) is larger by market cap ($35.1B vs $930M).
What's the difference between Global Unichip (GUC) and MegaChips?: Global Unichip (GUC) is a major in Custom Silicon Designers based in Taiwan; MegaChips is a niche in Custom Silicon Designers based in Japan. Both operate in the Design (Fabless) segment.
Who are Global Unichip (GUC)'s and MegaChips's suppliers?: wafergraph tracks 2 suppliers for Global Unichip (GUC) and 2 for MegaChips — Global Unichip (GUC)'s include TSMC.