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P2 with MMX. Think we ended up getting a Voodoo 2 for it as well. Same SoundBlaster and some ridiculously small disk and RAM. Win95. It even had a turbo button and a locking power button.
It was an upgrade from our Amiga 1200.
Fond memories of shoulder surfing the BT guy when he came to our house - peeked a test number for dialup and got about half a year of internet for free.
Popping the thing open to short the power switch when it was ‘locked’ was my introduction to PC internals, electronics in general, and disobedience :)
I’d have been about 8 at the time. Good years.
After that I think we had some nondescript P3 beige box and then went to a Haswell P4. Ran hot as lava.