# Asian Tech Rout Deepens as CXMT Chip Advance Hammers Samsung, SK Hynix

> CXMT's 4F² DRAM design sparks semiconductor selloff, dropping KOSPI 7.2% and Samsung 8%.
- Title: Asian Tech Rout Deepens as CXMT Chip Advance Hammers Samsung…
- Summary: CXMT's 4F² DRAM design sparks semiconductor selloff, dropping KOSPI 7.2% and Samsung 8%. China's CXMT advancing a higher-density 4F² DRAM design intensified…
- Keywords: cxmt, kosi, samsung electronics, sk hynix, msci asia pacific index, nasdaq 100, broadcom, hock tan, brent crude, federal reserve, jpmorgan chase, goldman sachs
- Source: BigGo Finance — https://finance.biggo.com/news/fbf3c029-477b-4d16-9629-82be5880201a
- Author: BigGo Finance
- Published: 2026-10-13T18:05:25+00:00
- Read time: 1 min
- Topics: cxmt, kosi, samsung electronics, sk hynix, msci asia pacific index, nasdaq 100, broadcom, hock tan, brent crude, federal reserve, jpmorgan chase, goldman sachs
## Asian equities tumble
Asian stocks plunged 7.2% on Tuesday as semiconductor selloff spread from Wall Street.
## KOSPI crashes 7.2%
KOSPI plummeted 7.2% to 5,923.37, its lowest level since July.
## Nikkei 225 drops 2.7%
Japan's Nikkei 225 fell 2.7% to 67,200.5 after a long weekend.
## Semiconductor selloff intensifies
CXMT's 4F² DRAM design advancement raises competitive pressure on established players.
## SK Hynix and Samsung fall
SK Hynix dropped 8.9% while Samsung Electronics fell 8% in early trading.
## Philadelphia Semiconductor Index sinks
Philadelphia Semiconductor Index sank 2.7% to its lowest since mid-September.
## Broadcom CEO warns
Broadcom CEO Hock Tan warned some AI investors don't fully understand what they're betting on.
## Ray Dalio calls AI bubble
Ray Dalio described AI as a 'classic bubble' nearing a bursting point.
## Brent crude slips
Brent crude dropped 1.1% to $105.50 a barrel amid Middle East tensions.
## Key takeaway

China's CXMT advancing a higher-density 4F² DRAM design intensified competition fears, causing South Korea's KOSPI to drop 7.2% and Samsung Electronics to fall 8%.