New York, June 23, 2026, 15:48 EDT
Nvidia shares dropped 3.6% to around $201.10 late Tuesday, pushing the chipmaker’s valuation under $5 trillion. A product detail from Monday is likely more important for investors though. Rolling out Nvidia’s next systems could hinge not just on processor demand but on power and cooling requirements.
362 kilowatts is the big figure here. Super Micro says its Nvidia Vera Rubin NVL4 liquid-cooled rack runs at that power level. With eight racks, power jumps to 3.2 megawatts, and the system design is able to scale up to a gigawatt. “The institutions that accelerate infrastructure deployment will lead the next generation of breakthroughs,” said Super Micro CEO Charles Liang. ir.supermicro.com
Nvidia can keep making faster chips, but its customers can’t use them for AI profits until data centers have the power, cooling, and finished spaces ready. Morgan Stanley has said developers are looking at possible power crunches in 2027 and 2028, blaming underinvestment in grids and supply chain strain.
Nvidia is still “the most important company in the AI buildout,” D.A. Davidson’s Gil Luria told MarketWatch, but he said investors “see more leverage” in other names as new bottlenecks show up. Nvidia has gained 14% this year through Monday, putting it at the bottom of the 30-member PHLX Semiconductor Index, which more than doubled over the same stretch. Broadcom was second from last. MarketWatch
Super Micro (SMCI) shares soared 15.7% Monday after the company rolled out its end-to-end Rubin system, which covers power distribution, liquid cooling, site prep, install, and testing. Investors liked seeing Super Micro take Nvidia hardware and deliver a full working data center.
Nvidia kept pushing on demand signals with new details. The company said Bull, Dell Technologies, Gigabyte, Hewlett Packard Enterprise and Super Micro will build Rubin systems, which can pack up to 144 graphics processors per rack. Nvidia expects the systems to hit the market in the fourth quarter. CEO Jensen Huang called Vera Rubin “a new instrument for science.” investor.nvidia.com
Nvidia said 35 AI supercomputers using its chips are being built in 23 European countries, aiming to give more than 3 million researchers access. The company said this extends its reach from U.S. cloud giants to include government science and national computing projects.
Nvidia is also looking to boost revenue from its hardware. The company on Tuesday rolled out the BioNeMo Agent Toolkit, targeting life-sciences research. CEO Jensen Huang called it “the scientific toolbox” for AI agents. Nvidia said over 50 companies are already using the new tech. NVIDIA Newsroom
Chip stocks took a hit in a tough market. AMD dropped about 5.7%, Broadcom lost 2.5%. The Philadelphia semiconductor index sank over 7% as traders grew wary of heavy debt-fueled AI bets and priced in higher rates. “Recent AI developments have brought up a lot of questions about spending and ramping of semiconductor capacity,” said Thomas Martin, senior portfolio manager at Globalt. Reuters
AI stocks are “highly concentrated and flow-driven,” Ross Mayfield, investment strategy analyst at Baird, said. That leaves the trade exposed to quick shifts in mood. It also explains why another wave of product launches didn’t shield Nvidia. Now, Mayfield said, at Nvidia’s size, technical wins need to turn into quicker cash flow, not just bigger performance figures. Reuters
But the risks are clear. Power hookups could get delayed. Facility upgrades might cost more than expected. Cooling equipment could be in short supply, stalling customer installations even when demand for chips is steady. Josh Parker, Nvidia’s head of sustainability, said its warm-water cooling system could cut cooling-tower water use from about 2.6 million gallons per megawatt a year to “near zero.” But Nvidia didn’t share construction costs. The cooling design also doesn’t address electricity generation needs. The Verge
Nvidia’s annual shareholder meeting kicks off Wednesday at 9 a.m. Pacific. Investors want details about whether customer sites, power and cooling setups can handle Rubin when it ships in the fourth quarter — a less flashy but key step for turning plans into sales.
