First computer in the late 70's was an Ohio Scientific "Superboard II" 6502 CPU, cassette tape load and save. A whole 4K of RAM with an 8K ROM BASIC by some tin-pot outfit called Microsoft.
25MHz 386 SX with 1 meg of RAM, 40M HDD, VGA card running MSDOS 3.1. Upgraded with a co-processor. With an impact printer and monitor cost £2,000. Fastest machine available at the time.
Cyrix 166 ('86 compatible) 4 megs RAM, 250M HDD, VGA. MSDOS 5.1 and Windows 3.1
Home build with an AMD CPU, running W95, later upgraded to W98.
Current desktop AMD Athlon 2.1GHz, 4 gigs RAM, FX5200 graphics, 128G SSD for main system and apps. 500G HDD data store and seedbox. 2T HDD for HD films etc. OS is XP SP3
I have a SONY VAIO laptop which has unfortunately died.
Current laptop is an HP Probook 450 with an SSD. Intel Core i3 CPU. 1080 screen. Nice well built machine with a metal chassis and long battery life.
Running W7 with classic shell.