Pentium II

The successor to the Pentium Pro from Intel. Pentium II refers to the CPU chip or the PC that uses it. Code named "Klamath," the Pentium II was a Pentium Pro with MMX multimedia instructions. Introduced in 1997 at clock rates of 233 MHz and 266 MHz, it used a 66 or 100MHz system bus and introduced the Single Edge Contact Cartridge (SECC). The Pentium II chip used variable power voltages. See Pentium and SECC.

The Chip Itself

It's not an aerial view of a large city, it's a Pentium II CPU chip with 7.5 million transistors. (Image courtesy of Intel Corporation.)

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