Sony VAIO VGN-P Series Memory Upgrade Configurator - choose your Model:

VGN-P13GH/Q
VGN-P15G/R
VGN-P31ZK/Q
VGN-P31ZK/R
VGN-P35GK/N
VGN-P39VL/Q
VGN-P45GK/P
VGN-P530CHG
VGN-P530CHQ
VGN-P530CHR
VGN-P530CHW
VGN-P530H/G
VGN-P530H/W
VGN-P70 Series
VGN-P80 Series
VGN-P90 Series
VGNP33GKW
VGNP45GKW