HP Vectra VE 4/xx HP Vectra VE 4/xxX PC Series - Technical Reference Guide - Page 7

System Board The system board has the following main features: • 486 processor (50, 66 or 100 MHz) • Enhanced IDE (Integrated Drive Electronics) supporting four fast IDE drives • high performance PCI bus • fast 64-bit graphics processor • video memory of 1 MB, upgradable to 2 MB • BIOS stored in Flash ROM (for easy upgradeability) • BIOS support for Plug and Play • preloaded Desktop Management Interface (DM I) software, DOS and Windows software • Energy Star compliant power management • main memory of 4 MB or 8 MB, upgradable to 64 MB • 256 KB cache upgrade option • four device shelves: ◊ two with front access for one 3.5-inch device and one 5.25-inch device ◊ two internal, for hard disk drives • four free slots for accessory boards, allowing the installation of: ◊ two ISA boards and two PCI boards or ◊ three ISA boards and one PCI board • one parallel and two serial communications ports For additional information, see "System Physical Characteristics". Vectra 4E/xx Technical Reference 1 System Overview • 7