Features Below is a brief summary of the computer’s many features: Operating system Genuine Windows® VistaTM Capable Genuine Windows® VistaTM Home Basic / Home Premium / Ultimate / Business Edition Genuine Windows® XP Home / Professional Edition (Service Pack 2) Genuine Windows® XP Media Center / Tablet Edition Genuine Windows® 2000 (Service Pack 4) NOTE: Windows® VistaTM Capable PCs come with Windows® XP installed, and can be upgraded to Windows® VistaTM. For more information on Windows® VistaTM and how to upgrade, go to: Microsoft.com/windowsvista. Platform and memory Intel® Centrino® Merom mobile technology, featuring: • Intel® CoreTM2 Duo processor T7300/T7500/T7700 (4MB, L2 cache 2.0/2.2/2.4, 800 MHz FSB) or higher • Intel® CoreTM2 Duo processor T5450/T7100 (2MB, L2 cache 1.66/1.8, 667/800 MHz FSB) or higher • Intel® PM945 / GM945 / GML943 chipset Integrated Intel® PRO/Wireless 4965ABGN network connection (dual-band tri-mode 802.11a/b/g/ n) Wi-Fi CERTIFIEDTM solution, supporting Acer SignalUpTM wireless technology Core logic: Intel® 965PM/965GM+ICH8M (north bridge+ south bridge) Up to 2GB of DDR2 533/677 MHz memory, upgradeable to 4GB using two soDIMM modules (dual-channel support)