That's interesting, and relevant in that the NexGen team was joined by DEC Alpha people to do the K7, but the K6 is not AMD's first out-of-order speculative exe

That's interesting, and relevant in that the NexGen team was joined by DEC Alpha people to do the K7, but the K6 is not AMD's first out-of-order speculative execution x86 design, per Wikipedia the K5 was an internal project that "was based upon an internal highly parallel 29k RISC processor architecture with an x86 decoding front-end."