Bitcoin miners Iren and Cipher release blockbuster July production results with Iren mining a record 728 Bitcoin at 76% gross margins while Cipher reaches their 20 exahash target. The standout performers demonstrate how strategic power management and operational efficiency separate industry leaders from competitors.

• Iren delivers 91% fleet utilization despite summer curtailment pressures
• Cipher Mining earns power credits equivalent to 6 Bitcoin ($690,000) through strategic curtailment
• Iren's HPC/AI business generates $2.3 million in July revenue with more GPUs being deployed
• Power cost comparison shows leaders achieving 2.7-2.8 cents per kilowatt hour
• Texas energy market provides competitive advantage through power purchase agreements
• Iren, CleanSpark, and Riot lead efficiency metrics at approximately 16 Bitcoin per exahash
• Construction updates show Iron on track to energize 2.3 gigawatts for data centers by mid-2026

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