Intel Pentium III Xeon Tanner core

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Drake
  • » 0.25 micron
  • » 100 MHz FSB
  • » Up to 2 MB L2 cache
Pentium II Xeon
Tanner
  • » 0.25 micron
  • » SSE instructions
Pentium III Xeon
Katmai
  • » 512 KB L2 cache
  • » L2 cache runs at 1/2 CPU speed
  • » Works in 1- and 2-way systems
Pentium III
Cascades
  • » 0.18 micron
  • » On-die L2 cache
  • » 133 MHz FSB
Pentium III Xeon

The Tanner core was introduced on March 17, 1999. This core is based on P6 microarchitecture.

New core features:

  • SSE instructions

Pentium III Xeon processors with Tanner core can be identified by:

  • Part number: part number contains "80525K".
    An example: 80525PY550512.
  • CPU ID: First two digits of CPU identification numbers of Tanner processors are "67". Please note that Pentium III microprocessors with Katmai core have the same CPU IDs.
 Pentium III Xeon
Manufacturing technology0.25 micron
Cores1
Frequency (MHz)500 - 550
Fastest processorPentium III Xeon 550 MHz (1 MB L2, 35 Watt)
Pentium III Xeon 550 MHz (2 MB L2, 40.5 Watt)
Pentium III Xeon 550 MHz (512 KB L2, 35 Watt)
Bus frequency100 MHz
L2 cache size512 KB
1024 KB
2048 KB
Thermal Design Power (Watt)35 - 45
Package330-contact Single Edge Connector Cartridge (SECC)
SocketSlot 2
Comments

Last modified: 10 Mar 2014
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