<p><img src="https://images.cointelegraph.com/images/528_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjUtMDIvMDE5NGYzMzYtMWNlZi03ZDI2LTllNTItNzY3YjhjNTA0ODJi.jpg" alt="CleanSpark ramps up Bitcoin mining by 9% in May, boosts hash rate, power capacity"></p><p>The miner's May output shows resilience but still lags behind competitors MARA and Riot Platforms.</p>