What model of cpu is this motherboard (Intel DG31PR) designed to accept?

Hello Kbda,

Intel DG31PR Motherboard support the cpu of following types Intel® Core™2 Quad Processor, Intel® Core™2 Quad Desktop Processor, Intel® Core™2 Duo Desktop Processor, Intel® Pentium® Desktop Processor,Collapse to hide the details Intel® Celeron® Processor, Intel® Celeron® Desktop Processor, Intel® Celeron® Dual-Core Processor, Intel® Xeon® Processor.

Also visit the link provided below :

http://processormatch.intel.com/CompDB/SearchResult.aspx?Boardname=dg31pr