Silicon shortage is so bad, that Pentium 4, Core 2 Duo and Pentium Dual made a comeback | TechPowerUp Forums
1 Comparing The Intel ® Core ™ 2 Duo Processor to a Single Core Pentium ® 4 Processor at Twice the Speed Performance Benchmarking and Competitive Analysis. - ppt download
Intel Pentium 4 631 P4 631 3.0 Sl9kg Do Dual-core Cpu Lga 775 100% Working Properly Desktop Processor - Cpus - AliExpress
Pentium 4 vs Core 2 duo , which processor is best, कौन सा दोनो मे तेज है? ये कोई नही बतायेगा - YouTube