X86-Secret : ES Zone
Intel 4004  (Week 03, Year 1980)   
D4004 4628W / 8003 Barbados

A must-have for all chip collector : One of the firsts Intel microprocessor, the 4004. Clocked at 768 KHz, this CPU is known as the first commercial micro-processors, launched in early '70. Three versions of the 4004 exist : C4004, D4004 and P4004. The rarest are the white ceramic C4004 and the most common version are the P4004, built in mid'80. Here is a D4004, never used !