X86-Secret : ES Zone
Recreation, Collecting, Computers, CPUs - X86-Secret : ES Zone. An Engineering Sample (ES) only CPU collector web site.
https://www.engineering-sample.com/
CPUs
CPU-World: From Intel 4004 CPUs to AMD K10 and Intel Core 2 CPU families
Recreation, Collecting, Computers, CPUs - CPU-World.com. Large CPU collection organized by manufacturer and class.
https://www.cpu-world.com/