IBM/Lenovo IntelliStation Memory Upgrade Configurator - choose your Model:

A Pro (6217-xxx)
A Pro (6224-xxx)
E Pro Pentium 4 6204-4xx,5xx
E Pro Pentium 4 6204-9xx,Hxx
E Pro Pentium 4 6214-1xx,2xx,3xx
E Pro Pentium 4 6214-4xx,5xx,7xx,8xx
E Pro Pentium 4 6214-9xx,Hxx
E Pro Pentium 4 6216-2xx,3xx,4xx
E Pro Pentium 4 6226-2xx,3xx,4xx,5xx
E Pro Pentium III 6204-1xx,2xx,3xx
E Pro Pentium III 6214-1xx,2xx,3xx
E Pro Pentium III 6836-1xx,2xx,3xx,4xx
E Pro Pentium III 6846-1xx,2xx,3xx,4xx
M Pro (6218-xxx)
M Pro (6220, 6230-xxx)
M Pro (6225, 6228-xxx)
M Pro (9229-xxx)
M Pro (9237-xxx)
M Pro Pentium 4 6219-1xx,2xx,3xx,4xx
POWER 265
POWER 275 (9114-275)
R Pro 6851-xxx
Z Pro (6223-xxx)
Z Pro (9228-xxx)
Z Pro Xeon 6221-1xx,2xx,3xx,4xx,5xx