JPMorgan Chase analysts say a new leader has emerged in the public Bitcoin mining race, and it is not MARA Holdings. Singapore-based Bitdeer has overtaken American Bitcoin (BTC) mining giant MARA (NASDAQ: MARA) in self-mining hash rate. According to JPMorgan analysts led by Reginald Smith, Bitdeer now allocates 63.2 exahashes per second (EH/s) to mine Bitcoin (BTC) for itself, surpassing MARA’s last reported 60.4 EH/s. Exahashes (EH/s) is a unit used to measure Bitcoin mining hashrate. One exahash equa ...