General Knoppix support for those who've read the FAQ at the Wiki
IBM System x3250 M4 Server Intel Xeon E31220/3.10Ghz RAM 16GB HDD 2TB
$60.00
IBM System x3250 M4 Server Intel Xeon E3-1220 V2/3.10Ghz RAM 16GB HDD 1TB
$60.00
IBM Power S822 8284-22A 12SFF Power8 3.89GHz 6-Core 64GB RAM No Bezel/HDD Server
$239.99
IBM EServer Xseries 220 Desktop Computer Intel Pentium 3 1GHz 512MB Ram No HDD
$224.99
NOS IBM Server Guide Configuration Setup Version 4.0.2 NEW SEALED 0WW2 E8641A
$50.00
IBM x3550 7042-CR4 Server System Intel Xeon 5130 2.00Ghz DVD-Rom Drive 1GB No HD
$99.99
IBM System X3650 M4 7915AC1 Server INTEL XEON E5-2609 2.4GHz 8GB SEE NOTES
$72.75
IBM Server Guide Config Setup Version 4.0.2 0WBP E88641A Netfinity P05L2070
$30.00
Lot of 24 IBM 4U QPI Server Cables 59Y4797 Used, Untested, Genuine IBM Products
$250.00
NEW IBM Q Radar xx29 2x Xeon E5-2667 v4 3.2ghz 16-Cores / 128gb / M5120 RAID
$529.99