Lenovo & other vendors are moving to more advanced INTEL CPU chip sets that feature improved battery life & performance & smaller state-of-art “form factors”

https://www.pcmag.com/news/lenovo-updates-thinkpads-with-10th-gen-chips

 Lenovo is the latest to do so with a refresh of its ThinkPad range of laptops.   ThinkPad T laptops, which is Lenovo’s most successful ThinkPad series and referred to as the “premium business workhorse.” New hardware features in the T14, T14s, and T15 models include 10th gen Core i5, i7, and vPro Intel processors and up to 4K resolution displays with brightness maxing out at 500 nits. Lenovo also upgraded all laptops to Wi-Fi 6 connectivity and both the T14 and T15 models include Nvidia GeForce MX330 graphics with 2GB of dedicated GDDR5 memory.