HP Drive (Product) P1542A is compatible in the following HP Models:
HP Workstation xw4100
HP Workstation xw4000
HP Vectra XE series
HP Vectra VL series
HP e-PCs
HP
DMA/ATA Hard Drives
Compaq Evo D510 series
Compaq Evo D310 series
Compaq Evo D300 series
Compaq Deskpro EXS Edition PC series