i started off on a ZX81, then had (i forget in which order) a BBC micro, Spectrum 48, Commodore 64, Dragon 32, Amstrad CPC464, Amstrad CPC 6128 (with a DMP2000 dot matrix printer), an RM Nimbus (these were basically terminal PC's designed for art packages), Atari 520 ST, Atari 1040 ST/FM, Amiga 500, Amiga 500+, Amiga 1200, then on to real PC's, including, but not limited to; 8086's, then 8088's with hercules and cga/ega graphics cards, onto 286, 386, 486, 486 Overdrive, Cyrix, Various AMD's and all the Pentiums since, every PC i've owned has been custom built by myself.
One of the guys i lodged with (he passed away a few years ago) worked on Colossus, he was one of the engineers that assembled it.
Primary Desktop:
i7 7700,k NV1070 8GB, 16GB 3200mhz memory, 1x 2TB Hybrid, Win10.
Secondary Desktop:
i5 4760k, NV960 2GB, 16GB 2333mhz memory, 1x 2TB Hybrid, Win10.
Laptop:
i3, Intel 4000 series graphics, 6GB memory, 1x 500gb HDD, Win8.1.