Intel Desktop Pentium 4 Willamette microprocessor

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Intel Pentium 4 - 80528PC1.XG0K



Early engineering sample of Pentium 4. This processor was manufactured in second half of May of 2000 - one month before Intel announced Pentium 4 brand name and six months before the Pentium 4 family was officially launched. The processor is not marked with specific speed, the part number specifies speed as 1.X GHz.

Intel Pentium 4 1.3 GHz - 80528PC1.3G0K

1.3 GHz
423-pin OLGA/PGA package

Engineering sample

Intel Pentium 4 1.4 GHz - 80528PC1.4G0K

1.4 GHz
423-pin OLGA/PGA package

Engineering sample

Intel Pentium 4 1.5 GHz - RK80531PC021G0K (BX80531NK150G)

1.5 GHz
256 KB L2 cache
478-pin FC-PGA2

Intel Pentium 4 1.8 GHz - RK80531PC033G0K (BX80531NK180G)

1.8 GHz
256 KB L2 cache
478-pin FC-PGA2

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