CNET's Tests for PCs and all Intel Processor Families

http://reviews.cnet.com/4520-6603_7-5020816-1.html

http://ark.intel.com/Default.aspx

For Quad core processors:

http://ark.intel.com/ProductCollection.aspx?familyID=28398
(from $163 - $316
Processors By Family
Intel® Atom™ Processor Intel® Core™2 Extreme Desktop Processor
Intel® Celeron® D Processor Intel® Core™2 Extreme Mobile Processor
Intel® Celeron® Desktop Processor Intel® Core™2 Quad Desktop Processor
Intel® Celeron® M Processor Intel® Core™2 Quad Mobile Processor
Intel® Celeron® Mobile Processor Intel® Core™2 Solo Processor
Intel® Core™ Duo Processor Intel® EP80579 Integrated Processor
Intel® Core™ i5 Desktop Processor Intel® Itanium® Processor
Intel® Core™ i7 Desktop Processor Intel® Pentium® 4 Processor
Intel® Core™ i7 Desktop Processor Extreme Edition Intel® Pentium® Desktop Processor
Intel® Core™ i7 Mobile Processor Intel® Pentium® III Processor
Intel® Core™ i7 Mobile Processor Extreme Edition Intel® Pentium® Mobile Processor
Intel® Core™ Solo Processor Intel® Xeon® Processor
Intel® Core™2 Duo Desktop Processor Storage Processor Family
Intel® Core™2 Duo Mobile Processor
Intel® Core™2 Extreme Desktop Processor
Intel® Core™2 Extreme Mobile Processor
Intel® Core™2 Quad Desktop Processor
Intel® Core™2 Quad Mobile Processor
Intel® Core™2 Solo Processor
Intel® EP80579 Integrated Processor
Intel® Itanium® Processor
Intel® Pentium® 4 Processor
Intel® Pentium® Desktop Processor
Intel® Pentium® III Processor
Intel® Pentium® Mobile Processor
Intel® Xeon® Processor
Storage Processor Family