Follow ZDNET:  Add us as a preferred source  on Google. HP's ZBook series aims to combine workstation-level performance with business features, and the 14-inch ZBook G1i epitomizes the form factor. It's hefty, pricey, and loaded with high-end hardware designed to blaze through professional workflows in a non-descript, "all-business" profile.   Also: I found the apps slowing down my PC - how to kill the biggest memory hogs I used the ZBook 8 G1i as my main driver for a week and came to appreciate its raw horsepower, but with the influx of thin-and-light laptops on the market, one can't help but compare it to laptops that are almost half as light, with marathon batteries to boot (and comparable performance).  Still, the ZBook 8 G1i doubles down on its predictably corporate design by delivering exactly what you'd expect from a laptop like this: power, durability, and reliability, with a handful of configurations, including niche hardware options.  Best laptop deals of the week Deals are…