X86-Secret : ES Zone
K6 200 MHz ES  (Week 48, Year 1996)   
AMD-K6/PR200 - Z11326 ES 3.1V - J648250 - AMD Confidential - Engineering Sample

Here is a FAMOUS early engineering sample of the very first K6 launched, the K6 200 MHz. The first K6 CPU was painted with a black ink and white markings. This is a black K6, produced in late november 1996, while the first K6 was launched on April, 2nd 1997.