IBM - 41L6222 - Processor Board Dual CPU 7015 41L6222 - IBM - 7015 Processor Board with 2 Processors $69.38 $58.80
IBM - 00AK853 - CPU Expansion Board 2nd Processor X3300 M4 00AK853 - IBM - 2nd CPU Expansion Board for X3300 M4 $429.52 $364.00
IBM - 96G1819 - Motherboard 486 100MHz System Board 96G1819 - IBM - 6271/6281 486/100 System Board Motherboard $353.58 $287.47
IBM - 71G3161 - Motherboard 486 DX66 System Board 71G3161 - IBM - VP 638X 486/DX66 System Board $161.69 $131.46