1-PROSESSOR LGA775 BOX (640+):  Specification:  - Processor type: P4 INTEL - Clock Speed: 3.2 GHz  - CASH 2MB - Front side bus speed 800MHZ Included Devices: Cooling Fan and heat sink Intel 4000unit 2-MB. PIV: Specification - socket LGA 775 -bus speed 800MHZ -945 chipset -built in switching voltage regulators I/O support:  -DISC I/O, 1 FDD device, parallel port, 4 USB, two PCI slots, one PCI express  -Support RAM up to2GB -Supported RAM speed 533 MHZ or above -Number of memory slots 2 pin Dimms & VGA 128MB on board -sound on board  - LAN on board 10/100/1000 M bit  - Supports DDR2 MEMORY - Each MB shall be package 4000unit.