not as good as most of the other vintage pcs here, but anyway:

#1 Pentium 133
"Sunflower" socket 7 motherboard (non-existant manufacturer)
Intel Pentium 133
32 MB EDO RAM, 4 72 pin SIMMs
Trident 1 MB VGA card
Creative Sound blaster Vibra 16 ISA
US Robotics 56k modem
2 1GB Seagate ATA33 drives
32x CD ROM drive
1.44 TEAC Floppy drive
1.2MB Tandy 5.25" floppy drive
200 WATT cheapo AT power supply that I bought in 1997
some old but sturdy AT case that came with the motherboard.
Windows 3.1 (came with the computer, it was made in 94)

#2 AMD K6 233 DOS Game rig
Gigabyte GA-5SMM Socket 7 ATX board I bought in 1999 on sale from A.B.Comp, it was made in 1998, but for some reason I bought it anyway for a build I was doing at the time.
AMD K6 233MHz Socket 7 also from local company A.B.Comp
128MB SDRAM
ATI Rage pro PCI or somthing (too old for AGP)
Mediavision JAZZ16 ISA from 1993
no networking cards, no onboard ethernet, its web- isolated 😁
15GB Seagate ATA 100 HDD
Goldstar 4xCD-RW/48x CD-ROM drive
TEAC 1.44MB 3.5" Floppy drive (I have about 20 of those drives..)
old full tower ATX case from 2003 or so.
DEll 200WATT power suppply
Windows 95

Pentium III 800 3Dfx Glide machine
Intel D815EEA socket 370 board
Intel Pentium III 800 MHz CPU
128MB SDRAM
3Dfx Voodoo Banshee AGP
SIIG Soundwave PRO (cant remember name for sure, but I think its soundwave) PCI from 1999
20GB Seagate ATA133 HDD
52x CDROM drive
Sony 1.44MB floppy dive
Dell 200 WATT PSU (the dell PSUs last good)
old Full tower ATX case that had a dead P4 board in it
Windows 95 With USB support

The peice of crap (its an OEM clusterf**k)
Acer S58M socket 370board
Intel PIII 733MHz from an old HP
128MB of SDRAM from a dead Compaq
no-name AGP video card, with ATI chipset, 16MB ram
IBM PCI wavetable card
onboard LAN
180WATT HiPro PSU
32x CDROM drive from a Dell
dead Panasonic floppy drive from a Dell
512MB Kingston boot SSD & 1GB SanDisk storage SSD in a dual CF-IDE adapter (I like to think of CF cards as SSDs 😎 )
IBM Aptiva Case
Windows 98SE complete with corrupt USB drivers, BSOD every time I plug in a usb device and BSOD when I try to istall new driver

pictures coming soon.