Power Supply Size

I was wonering what would be the best size of power supply for this system:
Pentium 4 2.8GHZ Extreme Edition
Gigabyte 8IEP1000 Pro 3 Mother Board
512MB of DDR Memory PC3200
SATA 80 gig Harddrive Maxtor
IDE 80 gig Harddrive Maxtor
Floppy Drive
CDRW/DVD Combo Drive LG
DVDRW Drive LG
5 Fans includes 2 on the power supply
Sound Blaster Live 5.1 Sound Card
Netodragon 56K modem
USB Mouse
Lexmark X83
PS/2 Keyboard
Wingman Joystick

Any answers you can provide are greatly appreciated.