Bitcoin Miner to AI Landlord: Microsoft Signs $9.7B Deal with BTC Miner IREN

Why It Matters

The agreement highlights a rapid reallocation of cheap‑power crypto assets to meet hyperscaler AI demand, accelerating the decoupling of mining revenue from Bitcoin price volatility and potentially curbing hash‑rate growth, which could tighten Bitcoin supply dynamics.

Summary

Microsoft has signed a five‑year, $9.7 billion cloud‑services contract with Texas‑based Bitcoin miner IREN, converting up to 200 MW of its Childress campus from Bitcoin ASIC mining to GPU hosting for AI workloads. The deal includes a $1.9 billion 20 % pre‑payment and a $5.8 billion equipment purchase from Dell for Nvidia GB300 GPUs, enabling IREN to scale AI capacity from 75 MW in late‑2025 to 200 MW by mid‑2026. At current hash‑price levels, AI hosting generates roughly $500‑$650 k more revenue per megawatt‑year than Bitcoin mining, an 80 % margin advantage that is driving a broader shift of crypto infrastructure toward AI. The contract secures scarce AI compute for Microsoft while giving miners predictable, dollar‑denominated cash flow.