Here's some of my machines..
Bob-Jr:
Antec KS-180 Case with Antec True550 Power Supply
Shuttle AK31 Mainboard
AMD Athlon XP 1600+
1024MB PC2100 DDR RAM
9 GB IBM, 30GB Maxtor, 60GB IBM, and 60GB Western Digital IDE HDDs
Creative PC-DVD 6x
Plextor Plexwriter 40x12x40 ATAPI CD-RW
Soundblaster Live! Value
Hauppauge WinTV Go
Adaptec Duoconnect Firewire and USB 2.0 Adapter
3Com Fast Etherlink (3C905-B) NIC
Mag 19" CRT
Zenith 14" CRT
Epson Stylus Photo 820
Windows XP Professional
Bob3:
Unknown ATX Case w/250w PS
Unknown 440LX Mainboard
Pentium II 233
384MB RAM
2GB Maxtor, 40GB Seagate HDD
ATI Radeon 7000 PCI 32MB
Linksys 10/100 NIC
FreeBSD 4.8
Bandit:
Unknown ATX Case w/300w PS
Tyan Tsunami ATX
Intel Celeron 400
128MB PC-100 SDRAM
40GB HDD
Linksys 10/100 NIC
Windows XP Home
DrLazarus:
Sun Microsystems SPARCstation IPX
Weitek Sparc Power-uP 80MHz
64MB RAM
NetBSD/Sparc 1.5.3
Gemini:
Sun Microsystems SPARCstation 5/110
256MB RAM
Solaris 9
I have a couple more that are currently unplugged that really arent worth mentioning