HP/Compaq Pavilion x Series Notebook Memory Upgrade Configurator - choose your Model:

xf255/xf235
xf315/xf325/xf328/xf335
xh136/xh156/xh176
xh215/xh216/xh226
xh355/xh365/xh395
xh535/xh545/xh555/xh575
xh675
xt115/xt128/xt178
xt155
xt183/xt188
xt236
xt276
xt345
xt375
xt412
xt512
xt5366WM
xt5377QV
xt545
xt565
xt575/xt585
xt595
xu155
xz100
xz133
xz185
xz275/xz335
xz295
xz355