The lovely Pentium MMX 166Mhz system. Unfortunate that the motherboard does not support the turbo button option. The speed LED is programmed to show 166. I'm actually considering installing my 386 motherboard
Electronlibre's cpu collection - View details on Intel Pentium MMX 166 PPGA
HP Pentium MMX P55C-200Mhz FV80503200 CPU 5064-1820 2.8v Pentium Processor - Walmart.com