TSMC Officially Denies It Is Exploring 3D DRAM for Nvidia, Says Focus Remains Logic Foundry

TSMC publicly rebutted this week's Information report that it was drawing up 3D DRAM plans at Nvidia's request, saying it is 'always focused on its core business of semiconductor foundry services' and that advanced 3D DRAM is still years from market viability. The denial walks back a story that had sent TSMC's US-listed shares up 6% on November 6.