My main computer is an hp ml110 g6 running kubuntu, so fairly old. Got a radeon graphics card for it - switching from Nvidia. While trying to get it properly configured I've managed to fairly mess up ...
I have an old HP ProBook 6450b, based on an early first gen i5 M450. I've had Windows 10 32-bit on it for several years, and I'm now upgrading the RAM from 2x2GB to 2x4GB, 8GB Total, PC3-10600 DDR3 ...