400 MHz FSB, 1Mb cache/256Mb(max. 1280)SO-DIMM PC2100 DDR/30.0 Gb(ATA-5)/no FDD/no optical drive/Trident XP4m32 LP 32Mb on 12.1" [1024x768] TFT display/AD1981B 16 bit stereo soundcard/internal fax-modem 56K, V90/internal LAN 10/100 Mbps/Integrated Wi-Fi compliant wireless LAN 802.11b/ 2USB 2.0+RJ11+RJ45+RGB+ 240pin docking connector+ 1 Type PCMCIA III PC card with cardbus support/ TrackPoint mouse device/1 memory extantion slots/SD card slot/Li-Ion 4500 mAh up to 2.0H-with primary bat & 6.8H-with high capacity bat/287x229x15 mm, 1.0 kg/ Windows XP Professional ENG.