https://wccftech.com/playstation-5-load-times-gen4-ssds-on-par/ > Gen4 SSDs featuring the recommended specs listed by Sony are almost indistinguishable from the PlayStation 5 internal SSD, according to Insomniac Games' Director of Core Technology Mike Fitzgerald. > Speaking on Twitter, Fitzgerald confirmed that Insomniac has already run some tests in Ratchet & Clank: Rift Apart with different SSDs that met the recommended specs, and the results were pretty impressive, as there was almost no difference in performance compared to the PlayStation 5 internal SSD.