Check to see if each of these fixes your problem in this order:
An outdated device driver
, ASACPI.SYS, is a known BSOD problem on Windows 7. Update the driver by:
1. Going to the Asus motherboard support site
When you reach the website:
2. Scroll down the page and click Utilities
3. Hold Ctrl and press f (ctrl+f) to enter the browser's find feature
4. Search for "ATK0110 driver for WindowsXP/Vista/Windows 7 32&64-bit" (without quotes)
5. Download and install the driver.
6. After installation is complete, verify that it installed correctly.
a. Click Start MenuThanks to JMH and zigzag3143 for the above information.
b. Click My Computer
c. Go to C:\WIndows\System32\drivers\
d. Verify that the ASACPI.SYS file is dated 2009 or newer (2010,etc.)
Update Wacom(tablet) Mouse Filter's device driver.
Update Atheros Security NDIS 6.0 Filter Driver (likely a D-Link device)
Install the latest Asus Utilities Uninstall and re-install I-Tunes
as it seems to crash a lot, and the Bonjour Service sometimes acts erratically.
Your blue screens all appear to be memory related or system related. If the above update does not work, I recommend running with one stick at a time as you may have memory incompatibility. Are you using the same brand/same frequency/bought at the same time?
If the above still does not work, run the system file checker