PlayStation 5 consoles may have been refreshed to be 300 grams lighter and come with a new base stand clamp that carries a tool-less screw. An Australian publication reported that the new stock of PS5 consoles that has arrived in the country comes with a different model number compared to the original PS5.

source https://gadgets.ndtv.com/games/news/playstation-5-ps5-new-model-console-sony-300-grams-lighter-screw-base-stand-report-2517328#rss-gadgets-all