For more than a decade, I've tested PCs and edited hundreds of reviews, so I know what's a good deal and what you should skip. These big deals from Acemagic, Acer, Apple, and Dell are worth a look.

If you need to grab some new sticks of RAM for an upgrade or new PC, there are some great Cyber Monday deals that you can take advantage of right now.

Other things to know: Competing ultrabooks have better screens and slimmer builds. Weighs 3.13 pounds. Deal is for the following configuration: Intel Core Ultra 5 135U processor, 16 GB RAM, 512 GB SSD, Intel graphics card. Three-year warranty.