...no office but I have no clue how you got some of those 'lables' for some of these things. Eh, but this is what I'd say. Many things can be negotiable.
Athlon64 X2, 4200+ - Prossessing
ASUS A8R-MVP ATX AMD CrossFire – Processing/Communication
XPC SN85G4v3 - Storage(I guess...)
Geforce4 MX 440 – Output
512 MB PC3200 DDR400 Memory – Storage
Samsung TS-H552 Dual Layer DVD Burner - Output
Logitech G15 Gaming Keyboard - Input
Logitech MX518 Gaming grade optical mouse - Input
17” CMV LCD - Output
Windows XP Pro - Processing(really about anything

)
Seagate 120 GB Hard Drive - Long-term Storage
Brother DCP 115C Colour Multifunction Centre – Input/output(scanner and all?
SOUND Blaster Live 24-bit 5.1 – Input/Output
Xsonic CST-z100 2.1 Speakers – Output