Artificial intelligence might live in the cloud, but the foundations get built on the ground.
Every chatbot answer and every model trained has to run somewhere – and that somewhere is a vast, power-hungry data centre.
That simple fact is driving one of the largest capital spending waves in corporate history.
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Concrete, copper, and kilowatts
The world's biggest technology companies – Amazon, Microsoft, Alphabet, and Meta Platforms – are racing to build the physical backbone of AI. Together, these hyperscalers plan to spend a combined US$725 billion on AI development this year, with roughly 70% to 75% of that flowing straight into infrastructure.
Infrastructure here means something concrete. It means the data centres themselves, the chips inside them, the networking that connects them, and – crucially – the power grids and cooling systems that keep them running.
And this is not a one-year story. There are Broad estimates that global data centre spending will exceed US$2 trillion over the next five years.
A data centre is essentially a warehouse full of servers that runs around the clock. It draws enormous amounts of electricity, generates significant heat, and requires constant cooling. Build thousands of them, and you create huge, durable demand for utilities, copper, engineering, and essential-service operators.
That is the part of the AI trade that often gets overlooked. The picks and shovels, not the gold.
Why a basket beats a single bet
Picking the single biggest winner from this buildout is hard. Will it be the chipmaker, the power company, the cooling specialist, or the copper miner? Guess wrong, and you can miss the whole move.
This is where exchange-traded funds (ETFs) earn their keep. Instead of betting on one name, an ETF spreads your capital across a basket of companies tied to the same theme. You trade the chance of picking a single moonshot for far lower concentration risk.
Two ASX ETFs offer a neat way in.
The first is the VanEck FTSE Global Infrastructure (Hedged) ETF (ASX: IFRA). It holds around 150 listed infrastructure companies across developed markets, spanning electric utilities, toll roads, pipelines, airports, and rail networks.
Think of IFRA as the boring backbone of the boom. Every data centre needs a power grid, and this fund owns the companies that run them. It currently trades around $25.50 and is forecast to yield almost 3% over the next 12 months.
The second is the more direct play – the Global X Artificial Intelligence Infrastructure ETF (ASX: AINF). Launched in 2025, it was the first ASX-listed fund built specifically around the physical AI buildout.
AINF holds an equally weighted basket of 31 stocks across energy, materials, and data infrastructure, including copper and uranium producers, utilities, and engineering firms. It has large positions in Delta Electronics, GE Vernova, and Vertiv Holdings.
The trade-off is clear. IFRA is broader, hedged, and pays an income. AINF is narrower, more thematic, and built purely for this moment.
Foolish Takeaway
The AI data centre boom is real, and it runs on far more than software. It runs on power, metal, and physical construction – the kind of long-lived assets that tend to keep earning long after the hype fades.
Neither fund is risk-free. A slowdown in hyperscaler spending or a renewed rise in long bond yields could weigh on both. But for investors who believe the buildout has years to run, IFRA and AINF offer two distinct ways to own the foundations rather than guess the winner.
Sometimes the smartest way to play a gold rush is to back the people selling the shovels.
