HP recommends Windows Vista® Business1. Monitor (sold separately) 8. Rear IO: 7 USB 2.0, 1 standard serial port, 1 optionalserial port, 1 parallel port, PS/2 keyboard, PS/2 mouse,RJ-45, External SATA, audio line in, audio line out, andmicrophone in.2. Mouse3. Keyboard4. Front IO: 2 USB 2.0, IEEE-1394 (requires optional PCIcard to enable), headphone and microphone9. 3 USB 2.0 internal port (1 type A receptacle, 2 headers)5. One 3.5" external bay for optional diskette drive or other3.5" device10. R475 watt (continuous) 80 PLUS efficient power supply.6. Three 5.25" external bays (3rd external is not full depth),and two 3.5" internal bays11. Intel® Core™ 2 Duo, Core 2 Quad, Core 2 Extremeprocessor or Intel Pentium® Dual Core processor; allprocessors are EM64T capable7. 3 PCI slots, 1 PCI Express x1 slot, 1 PCI Express x8slot (with x4 functionality), 2 PCI Express x16 slots (oneexclusive for graphics)QuickSpecs HP xw4600 WorkstationOverviewDA - 12792 Worldwide QuickSpecs — Version 19 — 9.12.2008 Page 1