Lenovo PROCESSORS
64Y8429
is compatible in the following Models:
Lenovo ThinkStation E Series workstations
ThinkStation E20 - 4220CTO
ThinkStation E20 - 4220RP7
ThinkStation E20 - 4220WAU
ThinkStation E20 - 4222CTO
ThinkStation E20 - 4222RP7
ThinkStation E20 - 4222RP8