just checked on the Acer UK website:
Intel® Centrino™ mobile technology with Intel® Pentium® M 730 (1.6GHz, 533FSB), Microsoft® Windows® XP Home Edition, 512MB (2*256) DDR, 80GB HDD, DVD-Dual RW - Double Layer, 15.4" WXGA Acer CrystalBrite TFT display, ATI MOBILITY RADEON X600 with 64 MB of external DDR video RAM, 56Kbps modem, 10/100/1000 LAN, Intergrated wireless LAN (802.11b/g), Bluetooth, Li-Ion battery, Aspire Arcade, 4-in-1 card reader, Microsoft® Works LX.A4305.180