One of the things a thin and light laptop needs to qualify as an ultrabook is a solid state disk. These SSDs are faster than traditional hard drives, and they use less power and generate less heat.
I will have to grab some screenshots from my computer when I get home, but this has been bugging me for a few days, and my searches have not turned up the information I need yet, though it's gotten me ...
The first SSD I ever used was the Samsung 860 EVO — a 250GB SATA drive that was a phenomenal upgrade over my hard drive back ...