Some parts inside an all in one computer look very similar to laptop parts, while other parts are the same as those used inside a desktop computer. Of the parts listed here, which one are you most likely to find in any of the three types of computers $($laptop$,$ desktop, and all$-$in$-$one$)$ without any variation in size, shape, or functionality?

i

notepad

Internal $550$

SATA DVD drive

ZA HOD

$15$ HDD