BIOS Agent is a freeware utility for Windows Vista 32-bit and 64-bit edition that allows you to view detailed information about your computer’s BIOS and chipset such as:

BIOS Date
Motherboard
OEM data
CPU speed
CPU type
BIOS Type
Motherboard Chipset
BIOS ROM Socket and Size
BIOS ID String
Super I/O data
Memory data

Download here

Note: You may need to run this application with elevated privileges on Windows Vista.