A:AnswerDifference, This SSD allows you to transfer massive files within seconds with the incredible speed of USB 3.2 Gen 2 on the T7. The embedded PCIe NVMe technology delivers blazing fast sequential read/write speeds of up to 1,050/1,000 MB/s, respectively, making the T7 almost twice as fast as the previous T5 model. ^Samsung Memory
A:AnswerNo. It will store but the Series S/X will require the Gen5 games to be moved to console storage before playing. However, you are able to play XB1 (Gen4) and X360 games directly from the SSD which is a weird quirk.
A:AnswerYes, you can use it via USB on any Xbox model as long as you format it properly, just note, due to USB limitations, it won't be as fast as it's rated to be on the box.