Updating BIOS for my ASROCK motherboard 1.3 to 1.7 solve COD error

I found out by updating my ASROCK 4core1333-FULLHD motherboard BIOS (basic input-output system) from 1.3 to 1.7 also able to solve DirectX error for COD 4 without following the step I mention before.. Basically I don't have to change my startup setting or anything after updating the BIOS. 

Gigabyte USB 3.0 and SATA 3.0 motherboard

Gigabyte has released range of motherboards with USB 3.0 and SATA 3.0. Two series for intel processors (intel-X85A and intel-P55A series) and 1 series for AMD processors (AMD-700A). Further details please click the link http://www.gigabyte.com.tw/FileList/WebPage/mb_usb3/usb3.htm

Call of Duty: Modern warfare DirectX Error on Windows 7

If you guys having error with DirectX on Call of Duty: Modern Warfare 2 especially having "directX encountered unrecoverable error" here is the problem to solve... Works for me...click the link http://www.gamebrood.com/2009/11/11/call-of-duty-modern-warfare-2-pc-crash-freeze-installation-zone-file-error-cant-install-online-problems-fixes-and-solutions/

I found a website that give detail how to assemble PC from scratch... starting from where to buy the component up to assembling the component and options type of PC you want. Here is the link http://www.mysuperpc.com/