The following was updated in release P32:
Updated Wolfdale CPU microcode
Also includes these updates from bios P20, P21, P23, P24, P25, P26, P27, P28, P29, P30 and P31:
Improved Core 2 Quad 1333 stability and overclocking
Improved Core 2 Duo 1333 overclocking
Resolves issues with G0 stepping CPU's detecting odd multipliers
Improved overclocking for Kentsfield 1333 FSB CPUs
Additional 1333 FSB Support for future CPUs
Fixes intermittent S3 Resume bug
Improve S3 resume functionality
USB flash key functionality improvements
Overclocking and memory improvements
WHQL-related HPET fixes
Quad-Core OC Improvements
Additional support for 1333MHz CPU's
Wireless PCI card fixes
Vreg fan header default set to on
Memory performance improvements
Vista WHQL Certified
USB Floppy improvements for RAID installs
Correct CPU temp and voltage system monitor displays in BIOS
Correct default CPU multiplier setting
Fix "Code 50" hang received under certain VGA configurations
Fix for SATA disk drives
Improvements to memory stability and overclockability
Disabled spread spectrum tables for improved overclockability
Improve POST screen CPU speed reporting
Improves X-Fi and internal audio functionality
WHQL Certified BIOS
Improvements to overclocking
Enhancements for Quad-Core CPUs
Adds ability to enable splash screen