Part
RX23L-AB
is compatible in the following Models:
Compaq AlphaServer 4000 series
Compaq AlphaServer 4000 - DH-53GEA-AA
Compaq AlphaServer 4000 - DH-53HEA-AA
DIGITAL Workstation 600au series
DIGITAL Workstation 600au - SN-B3EAU-SB