What are AI gigafactories and how do they work?

Discover how AI gigafactories will boost Europe's technological sovereignty, generate employment and face energy challenges.

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16/7/2025
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It is well known that artificial intelligence (AI) is transforming the global economy, and the European Union (EU) wanted to take a decisive step to consolidate its position on the technological stage. Las Gigafactories of artificial intelligence, a concept that a few years ago seemed futuristic, have become the axis of European industrial strategy. With a projected investment of 20 billion euros to develop four or five of these macro-installations, the EU seeks to achieve 20% of global semiconductor production by 2030, as stipulated in the European Chips Act. These facilities are not mere chip factories: they integrate advanced semiconductor production, high-capacity data centers, sovereign data storage, and research centers for the development of next-generation AI models.

In a context of intense global competition, where the United States and Asia are accelerating their investments in infrastructure for AI, these gigafactories represent Europe's commitment to guarantee its technological autonomy, attract specialized talent and strengthen the resilience of their supply chains in the face of geopolitical challenges.

What characterizes an AI gigafactory?

An AI gigafactory is an integrated technological complex that combines four fundamental components:

  1. Production of advanced semiconductors: Wafer manufacturing in 3—5 nm nodes and high-precision packaging.
  2. High-Performance Data Centers (HPC): Exascale infrastructures with thousands of GPUs and accelerators optimized for AI.
  3. Sovereign data storage: Repositories hosted in European territory, in compliance with the General Data Protection Regulation (GDPR).
  4. Energy sustainability: On-site renewable energy plants, complemented by heat and water reuse systems to minimize environmental impact.

Through the initiative EuroHPC AI Factories, the EU seeks to make these facilities function as regional centers, offering subsidized access to computational resources for startups, universities and strategic projects.

The Global Competition for AI Leadership

The race to dominate AI infrastructure is increasingly intense. Other regions are investing significant sums in similar projects:

These initiatives reflect the strategic importance of specialized chips (such as GPUs and NPUs) and Europe's need to reduce its dependence on external suppliers.

The European strategy: a structured approach

The EU has designed a comprehensive plan to strengthen its position in the technology industry:

  1. European Chips Act (2023): A frame equipped with 43 billion euros for semiconductor research, development and production.
  2. Fund for AI gigafactories: In 2025, the EU allocated 20 billion euros in incentives and tax breaks to finance these facilities.
  3. Key Requirements: Use of renewable energy, formation of 100,000 professionals specialized and compliance with principles of open access to data in publicly funded projects.

Outstanding projects in Europe

Several projects are already under way, demonstrating the transformative potential of these facilities:

The Magdeburg project includes a Exascala data center linked to EuroHPC, while Valencia stands out for its innovative industrial water recycling system, a benchmark in sustainability.

Key Challenges

1. Energy demand

Training advanced AI models requires significant energy consumption, estimated at 23 and 29 TWh per year for a model with one trillion parameters, according to a study published in Nature. This requires long-term contracts with renewable energy suppliers and robust energy planning.

2. Water consumption

Data center cooling poses another challenge. For example, Microsoft increased its use of water by 34% between 2021 and 2022, reaching 1.7 billion gallons, largely due to AI. Local communities demand more efficient cooling technologies and limits on water consumption.

3. Shortage of talent

The European semiconductor industry faces a projected shortage of 400,000 professionals by 2030, according to Deloitte. This gap can increase costs and delay projects.

Opportunities for Economic Growth

Despite the challenges, gigafactories offer promising prospects:

  • Employment generation: A gigafactory like the one in Valencia can create up to 30,000 indirect jobs in sectors such as logistics, construction and services.
  • Innovation Ecosystem: The concentration of resources and knowledge drives the creation of startups in chip design, industrial AI and sustainable technologies.
  • Strategic resilience: Local production of advanced chips reduces dependence on global supply chains.
  • Leadership in sustainability: The integration of renewable energy and circular economy systems positions Europe as a benchmark in sustainable computing.

The future for Europe

AI gigafactories are the core of a technological ecosystem that combines hardware, software, energy and talent to consolidate European competitiveness. So that the investment of 20 billion euros To reach its full potential, the EU must implement coherent energy policies, streamline administrative processes and prioritize the training of professionals. If it succeeds in overcoming these challenges, Europe will not only guarantee its technological autonomy, but will also establish an innovative, sustainable and responsible AI model for the world.

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It is well known that artificial intelligence (AI) is transforming the global economy, and the European Union (EU) wanted to take a decisive step to consolidate its position on the technological stage. Las Gigafactories of artificial intelligence, a concept that a few years ago seemed futuristic, have become the axis of European industrial strategy. With a projected investment of 20 billion euros to develop four or five of these macro-installations, the EU seeks to achieve 20% of global semiconductor production by 2030, as stipulated in the European Chips Act. These facilities are not mere chip factories: they integrate advanced semiconductor production, high-capacity data centers, sovereign data storage, and research centers for the development of next-generation AI models.

In a context of intense global competition, where the United States and Asia are accelerating their investments in infrastructure for AI, these gigafactories represent Europe's commitment to guarantee its technological autonomy, attract specialized talent and strengthen the resilience of their supply chains in the face of geopolitical challenges.

What characterizes an AI gigafactory?

An AI gigafactory is an integrated technological complex that combines four fundamental components:

  1. Production of advanced semiconductors: Wafer manufacturing in 3—5 nm nodes and high-precision packaging.
  2. High-Performance Data Centers (HPC): Exascale infrastructures with thousands of GPUs and accelerators optimized for AI.
  3. Sovereign data storage: Repositories hosted in European territory, in compliance with the General Data Protection Regulation (GDPR).
  4. Energy sustainability: On-site renewable energy plants, complemented by heat and water reuse systems to minimize environmental impact.

Through the initiative EuroHPC AI Factories, the EU seeks to make these facilities function as regional centers, offering subsidized access to computational resources for startups, universities and strategic projects.

The Global Competition for AI Leadership

The race to dominate AI infrastructure is increasingly intense. Other regions are investing significant sums in similar projects:

These initiatives reflect the strategic importance of specialized chips (such as GPUs and NPUs) and Europe's need to reduce its dependence on external suppliers.

The European strategy: a structured approach

The EU has designed a comprehensive plan to strengthen its position in the technology industry:

  1. European Chips Act (2023): A frame equipped with 43 billion euros for semiconductor research, development and production.
  2. Fund for AI gigafactories: In 2025, the EU allocated 20 billion euros in incentives and tax breaks to finance these facilities.
  3. Key Requirements: Use of renewable energy, formation of 100,000 professionals specialized and compliance with principles of open access to data in publicly funded projects.

Outstanding projects in Europe

Several projects are already under way, demonstrating the transformative potential of these facilities:

The Magdeburg project includes a Exascala data center linked to EuroHPC, while Valencia stands out for its innovative industrial water recycling system, a benchmark in sustainability.

Key Challenges

1. Energy demand

Training advanced AI models requires significant energy consumption, estimated at 23 and 29 TWh per year for a model with one trillion parameters, according to a study published in Nature. This requires long-term contracts with renewable energy suppliers and robust energy planning.

2. Water consumption

Data center cooling poses another challenge. For example, Microsoft increased its use of water by 34% between 2021 and 2022, reaching 1.7 billion gallons, largely due to AI. Local communities demand more efficient cooling technologies and limits on water consumption.

3. Shortage of talent

The European semiconductor industry faces a projected shortage of 400,000 professionals by 2030, according to Deloitte. This gap can increase costs and delay projects.

Opportunities for Economic Growth

Despite the challenges, gigafactories offer promising prospects:

  • Employment generation: A gigafactory like the one in Valencia can create up to 30,000 indirect jobs in sectors such as logistics, construction and services.
  • Innovation Ecosystem: The concentration of resources and knowledge drives the creation of startups in chip design, industrial AI and sustainable technologies.
  • Strategic resilience: Local production of advanced chips reduces dependence on global supply chains.
  • Leadership in sustainability: The integration of renewable energy and circular economy systems positions Europe as a benchmark in sustainable computing.

The future for Europe

AI gigafactories are the core of a technological ecosystem that combines hardware, software, energy and talent to consolidate European competitiveness. So that the investment of 20 billion euros To reach its full potential, the EU must implement coherent energy policies, streamline administrative processes and prioritize the training of professionals. If it succeeds in overcoming these challenges, Europe will not only guarantee its technological autonomy, but will also establish an innovative, sustainable and responsible AI model for the world.

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