Microsoft orders 300,000+ Maia 300 AI chips from TSMC to cut Nvidia reliance

Reviewed byNidhi Govil

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Microsoft is ramping up its custom AI silicon strategy with plans to unveil the Maia 300 AI chip this fall and secure production for over 300,000 units by 2027. The move aims to reduce dependence on Nvidia's costly processors while competing with Amazon and Google's established in-house chip programs.

Microsoft Maia 300 Launch Signals Major Push Into Custom AI Silicon

Microsoft is preparing to unveil its next-generation Maia 300 AI chip this fall, potentially as early as September, marking a significant escalation in the company's efforts to reduce dependence on Nvidia

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. The tech giant has been negotiating with TSMC to secure manufacturing capacity for more than 300,000 Maia 300 chips targeted for delivery in 2027

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. Andrew Wall, general manager for Microsoft's Azure Maia, confirmed that the company "continues to invest in custom silicon as part of our long-term AI infrastructure strategy," though he noted the reported production figures "don't reflect the scale of our program"

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Source: The Next Web

Source: The Next Web

The scale of Microsoft's ambition extends beyond the initial 300,000-unit order. A company manager stated the ultimate goal is to produce "gigawatts' worth" of Maia chips, with longer-term targets exceeding one million units

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. This represents a fundamental shift in Microsoft's AI infrastructure strategy, moving from purchasing compute capacity to building its own AI compute layer.

Racing to Close the Gap With Amazon and Google

Microsoft's custom AI silicon program faces a critical challenge: it started years after Amazon and Google began designing their own AI accelerators

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. Google has already started booking revenue from Tensor Processing Unit sales, reaching this milestone in the quarter that closed in June

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. Amazon's Trainium chips have been gaining traction with customers, including a 10-year arrangement with Anthropic to use one million Amazon Web Services' Trainium chips

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. The Maia line is widely seen as less mature than its rivals' hardware, making the 300,000-unit order for Maia 300 Microsoft's attempt to close that gap before cloud customers start choosing Amazon or Google specifically because of their custom silicon

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Microsoft introduced its first Maia AI chip in November 2023, followed by the Maia 200 in January 2026

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. The Maia 200, manufactured by TSMC using 3-nanometer technology, contains over 140 billion transistors and delivers over 10 petaFLOPS of FP4 performance

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. Microsoft claims the Maia 200 offers more than 30% better performance per dollar than the latest-generation hardware previously deployed in its fleet

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. Microsoft data centers in Iowa and Arizona are already running Maia 200, with millions of servers throughout its fleet now employing its own networking, security, and virtualization silicon

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Strategic Imperative to Compete With Rivals and Reduce Costs

The urgency behind Microsoft's push into in-house AI chips reflects broader competitive pressure across the cloud industry. All three cloud giants are chasing the same prize: AI accelerators that cost less and run more efficiently than Nvidia's GPUs

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. Nvidia's chips remain the industry standard, but their high prices and chronic short supply have turned custom silicon from a nice-to-have into a strategic necessity

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. Microsoft recently told employees to stop "tokenmaxxing" and set division-level AI budgets, signaling that compute costs are becoming a constraint even at a company spending $35.8 billion per quarter on infrastructure

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Source: Market Screener

Source: Market Screener

At Microsoft's scale, even small savings in the cost of processing AI requests can lead to significant financial benefits

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. The company doesn't need Maia to replace Nvidia everywhere—it just needs its own chips to be good enough, cheap enough, and plentiful enough to transfer a meaningful share of Azure's AI workloads away from outside providers

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. This represents a larger threat for Nvidia investors: Microsoft's biggest clients don't need to quit buying Nvidia chips, they merely need to start needing fewer of them

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Execution Challenges and the Path to Validation

The challenge ahead centers on execution and market validation. TSMC's advanced packaging capacity is tight through 2027, and component shortages could constrain production targets

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. Microsoft needs to persuade enterprise customers that Maia can match or beat Nvidia on the AI workloads that matter most

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. The company was in early talks to supply its Maia 200 chips to Anthropic for use in the AI startup's Claude models, though no deal had been finalized at that time

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Securing Anthropic or another frontier AI startup as a major cloud customer for Maia 300 would provide critical validation that Microsoft's custom accelerator is competitive not only within its own infrastructure but also as a product in Azure's broader cloud ecosystem

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. Microsoft has faced delays on other custom chip projects before, with a previous next-generation Maia project in 2025 slipping at least six months because of design changes and staffing issues

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. For now, 300,000 chips is a bet that Microsoft's custom silicon will be ready for production scale by 2027

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Market Response and Analyst Outlook

Investor optimism around Microsoft's custom silicon strategy has been evident in the stock's performance. Microsoft shares rose 1.14%, or $5.69, to $505.68 following the Maia 300 news

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. The stock carries a Buy rating with an average price target of $552.40, with recent analyst actions including Tigress Financial raising its forecast to $690.00, Bernstein to $647.00, and Citigroup to $600.00

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. The stock is trading 18.6% above its 20-day SMA and 17.7% above its 200-day SMA, indicating the current run has gotten stretched versus its longer-term trend

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. If Microsoft's bet on cost-efficient computing through custom silicon works, Azure gains a cost advantage over Nvidia-dependent competitors. If it doesn't, Microsoft will have spent billions on a chip program that remains a generation behind its rivals

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