https://www.thedrive.com/the-war-zone/31873/makers-of-the-famous-mingun-give-us-our-first-look-at-a-338-magnum-gatling-gun "Miniguns, and other modern Gatling guns, typically have rates of fire of…
Makers Of The Famous Minigun Give Us Our First Look At A .338 Magnum Gatling Gun
Dillon Aero has revealed that it is working on a new Minigun-style machine gun chambered to fire .338 Norma Magnum ammunition. U.S. Special Operations Command is separately testing more traditional machine gun designs in this same caliber, which has previously been more commonly associated with sniper rifles.
"Miniguns, and other modern Gatling guns, typically have rates of fire of thousands of rounds per minute."