HMS Magnanime was a third-rate ship of the line of the Royal Navy, launched on October 14, 1780, at Deptford Dockyard. Originally constructed as a 64-gun vessel belonging to the Intrepid class, designed by Sir John Williams, she was later razeed into a 44-gun frigate, reflecting a significant modification to her structure and role. The ship’s dimensions and specific physical characteristics are not detailed in the provided source, but her initial armament and subsequent reduction indicate a versatile design suited for both line-of-battle engagements and independent cruising. Commissioned in October 1780 under Captain Charles Wolseley, HMS Magnanime quickly saw active service. In 1781, she participated in the Relief Expedition to Gibraltar and subsequently served in the Indian Ocean, engaging in notable battles off India, including Providien, Negapatam, Trincomalee (1782), and Cuddalore (1783). After returning to the UK, she was paid off into ordinary in June 1784, marking a period of reduced activity. Between 1794 and 1795, HMS Magnanime was razeed into a 44-gun fifth-rate frigate, a transformation that expanded her operational flexibility. Recommissioned under Captain Isaac Schomberg in November 1794, she continued her service during the French Revolutionary Wars. Notably, in 1798, she captured the privateer Eugénie after a 23-hour chase covering 256 miles, and the privateer Audacieux after an 18-hour pursuit over 180 miles. Both vessels were coppered and appeared to be new, but neither was commissioned into Royal Navy service. Under Captain William Taylor from spring 1799, Magnanime operated along the African coast, engaging in actions such as the exchange of fire with USS Constellation in January 1801, with minimal damage. She participated in the capture of Gorée from the French in April 1801, during a squadron operation led by Captain Sir Charles Hamilton. Throughout her service, HMS Magnanime served in various capacities, including as a floating battery and hospital ship during the Napoleonic Wars. Her career ended with her being broken up in July 1813, marking the conclusion of a vessel notable for her active service in key naval campaigns of the late 18th and early 19th centuries.

This description has been generated using GPT-4.1-NANO based on the Vessel's wikidata information and then modified by ShipIndex.org staff.