In-depth review of the Lenovo ThinkPad X230 (Intel Core i5 3320M, Intel HD Graphics 4000, 12.5", 1.4 kg) with numerous measurements, benchmarks, and evaluations The X230's 6-cell battery offers **up to 9.9 hours unplugged, or pair with an optional external slice battery and get **up to 20.1 hours. In the community of Thinkpad fans, it's common to do after-market upgrades and mods, often using components from earlier or later model lines. I have tried to upgrade my Lenovo X230 CPU, but it didn't work: sh-5.0# echo 'Intel(R) Core(TM) i9-9900K CPU' > /proc/cpuinfo sh: echo: write error: Input/output error Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for lenovo ThinkPad X230 - FREE US Delivery. I have a ThinkPad X230 with a 500Gb hard drive (2306-CTO). For example, people will swap in… Today I'm going to follow up my software/setup guide for the X230/t with guidance on the upgrade options for the Thinkpad X230 and X230 tablet (X230t). Glad to hear it's a reliable machine! Will have to buy another at some point to replace it (if the x230 doesn't replace it! The DVD device works well to install some software from a CD or DVD. I just remembered my Lenovo G510 had a 4GB RAM stick that I put into it as an upgrade when I bought it, so I robbed that for the moment! When I purchased it, I also purchased a Lenovo Slim USB Portable DVD Burner (DY-8A8NH13C). Tough, slim and light, the 12.5" ThinkPad X230 elevates the business laptop to a new level with its vivid display, purer sound and peerless keyboard ergonomics. Start faster, resume faster and charge your battery less, giving you more time to strive for success. 3G, 4G, WiFi, Bluetooth® Wherever you are you will be able to get connected with a complete suite of wireless technology and Lenovo Mobile Access means you don't need an expensive long-term contract. ).