The extra M2 SSD Slow allows you to install another SSD into the PS5, because the internal SSD is not removable. On top of that, the internal SSD slot is specced at PCIe 4.0 standard. This also means that by adding that extra SSD, you will be adding to the existing storage, rather than replacing the 825 GB harddrive that comes with the console. You can take a look at the teardown video below:
All this PS5 news comes just a month before the console is set to release in November worldwide. Currently, Sony is in contention for the PS5 trademark in India, as they were beaten to it by 3 months. We also took a look at how Sony will compete with all the cloud gaming and subscription services in the new console generation.
The PS5 releases on November 12, 2020, in the US and November 19, 2020, in the UK and EU.