I didn't. It detected what was already installed, told me it would upgrade those, then gave me the option of which other components I wanted to install fresh.
System Manufacturer/Model Number Dell Inspiron 560 OS Windows 7 Home Premium x64 CPU Intel Pentium dual-core E5400 2.7Ghz, 2MB Motherboard Dell OK83V0 Memory 6Gb DDR3 SDRAM @ 1066Mhz Graphics Card Intel G45/G43 Express Chipset Sound Card Realtek High Def Audio Monitor(s) Displays 24" HD widescreen LCD and 21" widescreen LCD Screen Resolution 1920x1080 @ 59Hz and 1680x1050 @ 59Hz
Keyboard Logitech MX3200 wireless laser keyboard Mouse Logitech MX3200 wireless laser mouse PSU No idea - whatever the thing came with Case Mini tower w/ black bezel Cooling No idea - whatever the thing came with - fans, I suppose Hard Drives 640 Gb internal, 500Gb external and 1Tb external plus about 2TB in various sized external drives that are kept in storage as photo archives/backups Internet Speed Cable (RoadRunner) Other Info CyberPower one-hour UPS, DVD-RW, 19-in-1 card reader, 7-port USB hub, 2-port USB hub on the 21" monitor, built-in webcam with stereo microphones on the 21" monitor