
AI Capex Hits $998 Billion in 2026, and Memory Is Why
UBS raised its 2026 AI capex forecast to $998 billion on Sept. 19, and about 90% of the growth through 2027 is memory prices, not more datacenters.
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UBS raised its 2026 AI capex forecast to $998 billion on Sept. 19, and about 90% of the growth through 2027 is memory prices, not more datacenters.

The pacing debate knocked 5.86% off the chip index in a day. TSMC answered with record August revenue, up 53.3% year over year, and $800 billion of hyperscaler capex guidance remains untouched.

Nvidia's CEO said on September 17 that chip sales should double next year, and the company's $279 billion in supply obligations show it is already buying the inventory to make that happen.

TSMC's August 2026 net revenue reached NT$514.81 billion, up 53.3% year over year, the strongest monthly print of the year and fresh confirmation that AI chip demand is still accelerating.

The five largest cloud providers collectively spent $210 billion in Q2 2026 and raised guidance to nearly $900 billion for the year.

HBM spot prices are now four to five times above long-term contract levels as AI infrastructure demand crowds out consumer memory markets.