If you've been playing all of last year's Call of Duty: Modern Warfare 3, you should be able to run Call of Duty: Black Ops 6 without needing to buy new parts. Miraculously, it seems to take the exact same storage space too, so you can make just enough room for it by deleting the last entry. You'll be better off that way.
Despite my personal misgivings with the last entry in the COD franchise, Black Ops 6 is shaping up to work a treat on minimally powerful gear.
With just a GTX 1650 and an AMD Ryzen 5 1400...