GNU/Linux

Hi. i need to know detail info of RAM Memory Module/DIMM PART-NUMBER p/n, SERIAL-NO s/n, etc in macOS, Windows, GNU/Linux (Debian, Ubuntu, Fedora, CentOS, etc), Unix (FreeBSD, OpenBSD, etc). QUESITON : What tool/app/command can allow to view those specific detail info in macOS, Windows...

As you've probably gathered from the thread title I'm pretty clueless when it comes to PC's... My problem is this, I've recently started watching a lot of 720p/50fps movies (Mostly on H.264 format) usling VLC or PotPlayer on my old Dell machine, and whilst it does play them, the playback is...