Features This computer was designed with the user in mind. Here are just a few of its many features: Performance Intel® Pentium M processor at 1.3 ~ 1.7 GHz or higher Intel 855GM + Intel ICH4-M PC2100 DDR SDRAM, Maximum memory up to 2GB (with two 1024MB SO-DIMM when available) Internal removable optical drive (AcerMedia bay) High-capacity, Enhanced-IDE hard disk Li-Ion main battery pack Power management system with ACPI (Advanced Configuration Power Interface)