Elon Musk may be reconsidering his approach to TSMC's involvement in the ambitious Terafab semiconductor manufacturing project, potentially allowing the Taiwanese chipmaker to take a more significant operational role than previously proposed. According to a November 2 report from DIGITIMES, renewed discussions could involve joint investment, manufacturing technology, operational control, and advanced semiconductor packaging. The potential change represents an important shift from Musk's original position that Tesla and SpaceX would independently build and operate the Texas facility.
The development follows a disagreement over who should control manufacturing operations. On October 7, Musk publicly insisted that his companies would operate Terafab, suggesting TSMC could potentially lease part of the facility but would not have a broader management role. However, during TSMC's Q3 2026 earnings conference, CEO C.C. Wei confirmed that the company was evaluating manufacturing opportunities in Texas and discussing potential cooperation with Terafab. Wei emphasized that TSMC would require operational authority over any semiconductor facility involving its manufacturing technology.
"The fab got to be run by TSMC."
— Quote by: C.C. Wei, TSMC Chairman and CEO
The latest reports suggest Musk may now be more receptive to a partnership structure that accommodates TSMC's requirements. Possible arrangements include shared investment and responsibility for manufacturing operations, alongside cooperation on advanced packaging technologies. However, neither company has announced a finalized agreement, and the reported concessions have not been independently confirmed.
Establishing an advanced semiconductor factory involves considerably more than constructing manufacturing facilities and purchasing equipment. Process technology development, engineering expertise, equipment qualification, production yields, and supply chain integration require years of specialized experience. These challenges are particularly significant for Terafab, which aims to eventually deliver 1 terawatt of AI computing capacity annually to support Tesla's autonomous driving systems, Optimus robotics, SpaceX, and xAI infrastructure.
As previously highlighted in reports concerning Musk's attempts to acquire existing semiconductor factories, securing established manufacturing expertise could significantly reduce the execution risks associated with building an entirely new foundry operation. Intel is already involved in the project, contributing semiconductor technology and manufacturing expertise, although a potential TSMC partnership could introduce additional complexity regarding process ownership, intellectual property, and operational responsibilities.
Advanced packaging represents another critical consideration. Technologies such as TSMC's CoWoS are essential for combining high performance processors with High Bandwidth Memory, making packaging capacity increasingly important for AI accelerators. Collaboration in this area could provide Terafab with access to established manufacturing capabilities while reducing the technical burden of developing every component internally.
Terafab has previously outlined ambitious targets, including an initial SRAM test chip around May or June 2027 and potential volume production during the second half of 2028. These remain development objectives rather than confirmed manufacturing milestones, and any revised partnership structure could influence the project's schedule.
Musk's reported willingness to reconsider TSMC's role reflects the realities of advanced semiconductor manufacturing. Building a leading chipmaking facility requires decades of accumulated process knowledge, experienced engineers, established supplier relationships, and reliable production yields. Financial resources and ambitious construction schedules alone cannot replace that expertise.
A partnership with TSMC could substantially improve Terafab's credibility, particularly if the Taiwanese manufacturer assumes responsibility for process execution and manufacturing quality. However, the relationship would need clearly defined operational boundaries, especially with Intel already participating in the project.
For the broader technology industry, additional semiconductor capacity is a positive development, but its benefits depend on how that capacity is allocated. If Terafab primarily serves Tesla, SpaceX, and xAI, it may strengthen those companies' supply independence without necessarily improving component availability for gamers, independent developers, and consumer hardware manufacturers.
Ultimately, expanding global chip production should support a healthier and more accessible computing ecosystem rather than concentrating advanced manufacturing resources among a handful of major AI corporations.
Should Musk allow TSMC to manage Terafab's semiconductor production, or should Tesla and SpaceX continue pursuing independent manufacturing despite the technical and financial challenges?
