HP Compaq nx6125 HP Compaq nx6125 Notebook PC with HP Biometric Fingerprint Sensor Genuine Windows XP Professional SP3, AMD Turion 64 mobile technology ATI RADEON XPRESS 200M Chipset 1024-MB 333-MHz DDR SDRAM (Upgradeable to 2048-MB) IEEE 802.11b , IEEE 802.11g , Bluetooth