identify CPU NexGEN

NexGEN
CPU business sold to AMD in 1996 (support page)

Nx486SX (SXL /SXF)
Nx586 ("P5-SX"), Nx586FP ("P5-DX") "F86"
Nx586 0.50µm 1994
Nx586 0.44µm 1995
Nx586FP 0.44µm 1995
Nx586 (5-0-4) P100 1995
Nx586 (5-0-6) P120
Nx586 (PR75 70/35 MHz, PR80 75/37.5 MHz, PR90 84/42 MHz, PR100 93/46.5 MHz, PR110 102/51 MHz, PR120 111/55.5 MHz )
Nx587 (co-pro)
Nx686 (180MHz, 0.50µm, prototype 1995) released as AMD K6 1997