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0.0  Intel Pentium III Xeon processor

Multi-processing


Symmetric Multi-Processing (SMP): max. 4-way.

Mixed steppings supported (having identical family and model number), as long as all processors have identical clock frequencies and cache sizes.

Marking


Production Dynamic Mark Area:

  • speed/bus/cache, UL identifier, voltage,
  • FPO-serial number, country of assembly,
  • trademark, copyright, S-Spec,
  • 2D matrix mark.


0.0.1  Intel Pentium III Xeon processor (Tanner)

Identification


Model name: Pentium III Xeon.
Code name: Tanner.
Supplier: Intel.
Component class: CPU.

Generation


Generation: Pentium III.

Compatibility


Multimedia instruction sets: MMX, SSE.

Cache


L1 cache: 16 kbyte instruction cache, 16 kbyte data cache (Harvard architecture).
Full-speed off-die L2 cache: 512 kbyte, 1 Mbyte, or 2 Mbyte.

Architecture


100 MHz Front-Side Bus (FSB).

Multi-processing


Symmetric Multi-Processing (SMP): max. 4-way.

Multiplier


Clock speed


Clock speed Model Cache Multiplier Power dissipation Introduction Order part numbers
100/500 MHz Intel Pentium III Xeon 500 512KB CPU 512 kbyte L2 5 36 W TDP March 1999 OEM: 80525KY500512,
PIB: BX80525KY500512
100/500 MHz Intel Pentium III Xeon 500 1MB CPU 1 Mbyte L2 5 44 W TDP March 1999 OEM: 80525KY5001M,
PIB: BX80525KY5001M
100/500 MHz Intel Pentium III Xeon 500 2MB CPU 2 Mbyte L2 5 36.2 W TDP March 1999 OEM: 80525KY5002M,
PIB: BX80525KY5002M
100/550 MHz Intel Pentium III Xeon 550 512KB CPU 512 kbyte L2 5.5 34 W TDP April 1999 OEM: 80525KY550512,
PIB: BX80525KY550512
100/550 MHz Intel Pentium III Xeon 550 1MB CPU 1 Mbyte L2 5.5 34 W TDP August 1999 OEM: 80525KY5501M,
PIB: BX80525KY5501M
100/550 MHz Intel Pentium III Xeon 550 2MB CPU 2 Mbyte L2 5.5 39.5 W TDP August 1999 OEM: 80525KY5502M,
PIB: BX80525KY5502M

Physics


Voltage: 2.0 V.

Temperature:

  • 100/500 MHz: 0-75 °C,
  • 100/550 MHz: 0-68 °C.

Manufacturing process: 0.25 micron.

Number of transistors: 9.5 million.

Die size: 128 mm2.

Packaging: Slot 2.

CPUID32


Type Family Model Stepping Description
0x0 0x6 0x7 0x2 stepping B0
0x0 0x6 0x7 0x3 stepping C0

Step level


Text:

Step levels: B0, C0.

S-Spec / Stepping code


Model Code Stepping Description
Intel Pentium III Xeon 500 512KB CPU Q879 ES  
Intel Pentium III Xeon 500 512KB CPU Q882 ES  
Intel Pentium III Xeon 500 512KB CPU SL2XU B0 L2 cache ECC cannot be disabled
Intel Pentium III Xeon 500 1MB CPU Q880 ES  
Intel Pentium III Xeon 500 1MB CPU QB98 ES  
Intel Pentium III Xeon 500 1MB CPU SL2XV B0 L2 cache ECC cannot be disabled
Intel Pentium III Xeon 500 2MB CPU Q881 ES  
Intel Pentium III Xeon 500 2MB CPU Q884 ES  
Model Code Stepping Description
Intel Pentium III Xeon 500 2MB CPU QB58 ES  
Intel Pentium III Xeon 500 2MB CPU SL2XW B0 L2 cache ECC cannot be disabled
Intel Pentium III Xeon 500 512KB CPU SL385 C0 L2 cache ECC cannot be disabled;
SMP only validated for 2-way;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 500 1MB CPU SL386 C0 L2 cache ECC cannot be disabled;
SMP only validated for 2-way;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 500 2MB CPU SL387 C0 L2 cache ECC cannot be disabled;
SMP only validated for 2-way;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 550 512KB CPU QB74 ES  
Intel Pentium III Xeon 550 512KB CPU SL3AJ C0  
Intel Pentium III Xeon 500 512KB CPU SL3C9 B0 L2 cache ECC cannot be disabled;
SMP only validated for 2-way;
boxed processor with attached passive heatsink
Model Code Stepping Description
Intel Pentium III Xeon 500 1MB CPU SL3CA B0 L2 cache ECC cannot be disabled;
SMP only validated for 2-way;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 500 2MB CPU SL3CB B0 L2 cache ECC cannot be disabled;
SMP only validated for 2-way;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 550 1MB CPU QB75 ES  
Intel Pentium III Xeon 550 1MB CPU SL3CE C0  
Intel Pentium III Xeon 550 2MB CPU QB76 ES  
Intel Pentium III Xeon 550 2MB CPU SL3CF C0 L2 cache ECC cannot be disabled
Intel Pentium III Xeon 500 512KB CPU SL3D9 C0 L2 cache ECC cannot be disabled
Intel Pentium III Xeon 500 1MB CPU SL3DA C0 SMP only validated for 2-way
Model Code Stepping Description
Intel Pentium III Xeon 500 2MB CPU SL3DB C0 SMP only validated for 2-way
Intel Pentium III Xeon 550 512KB CPU SL3FK C0 SMP only validated for 2-way
Intel Pentium III Xeon 550 512KB CPU SL3FR C0 SMP only validated for 2-way;
33.1 W TDP;
boxed processor with attached passive heatsink;
only validated for 440GX chipset
Intel Pentium III Xeon 550 512KB CPU SL3LM C0 L2 cache ECC cannot be disabled;
SMP only validated for 2-way;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 550 1MB CPU SL3LN C0 L2 cache ECC cannot be disabled;
SMP only validated for 2-way;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 550 2MB CPU SL3LP C0 L2 cache ECC cannot be disabled;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 550 1MB CPU SL3TW C0 L2 cache ECC cannot be disabled
Intel Pentium III Xeon 550 512KB CPU SL3Y4 C0 L2 cache ECC cannot be disabled

0.0.2  Intel Pentium III Xeon processor (Cascades)

Identification


Model name: Pentium III Xeon.
Code name: Cascades.
Supplier: Intel.
Component class: CPU.

Generation


Generation: Pentium III.

Compatibility


Multimedia instruction sets: MMX, SSE.

Cache


L1 cache: 16 kbyte instruction cache, 16 kbyte data cache (Harvard architecture).
On-die L2 cache: 256 kbyte, 64 Gbyte address range.
L2 cache ECC (Error-Correcting Code) cannot be disabled.

Architecture


133 MHz Front-Side Bus (FSB).

Multi-processing


Symmetric Multi-Processing (SMP): max. 4-way.

Multiplier


Clock speed


Clock speed Model Multiplier Power dissipation Introduction Order part numbers
133/600 MHz Intel Pentium III Xeon 600 256KB CPU 4.5 20.8 W TDP October 1999 OEM: 80526KZ600256 2.8V,
OEM: 80526KZ600256 5/12V,
PIB: BX80526KZ600256
133/667 MHz Intel Pentium III Xeon 667 256KB CPU 5 23 W TDP October 1999 OEM: 80526KZ667256 2.8V,
OEM: 80526KZ667256 5/12V,
PIB: BX80526KZ667256
133/733 MHz Intel Pentium III Xeon 733 256KB CPU 5.5 25.2 W TDP October 1999 OEM: 80526KZ733256 2.8V,
OEM: 80526KZ733256 5/12V,
PIB: BX80526KZ733256
133/800 MHz Intel Pentium III Xeon 800 256KB CPU 6 27.4 W TDP January 2000 OEM: 80526KZ800256 2.8V,
OEM: 80526KZ800256 5/12V,
PIB: BX80526KZ800256
133/866 MHz Intel Pentium III Xeon 866 256KB CPU 6.5 29.6 W TDP April 2000 OEM: 80526KZ866256 2.8V,
OEM: 80526KZ866256 5/12V,
PIB: BX80526KZ866256,
PIB (Intel SBT2 motherboard): BX80526KB866256
133/933 MHz Intel Pentium III Xeon 933 256KB CPU 7 32 W TDP May 2000 OEM: 80526KZ933256 2.8V,
OEM: 80526KZ933256 5/12V,
PIB: BX80526KZ933256,
PIB (Intel SBT2 motherboard): BX80526KB933256
133/1000 MHz Intel Pentium III Xeon 1000 256KB CPU 7.5 33.3 W TDP August 2000 OEM: 80526KZ1000256 2.8V,
OEM: 80526KZ1000256 5/12V,
PIB: BX80526KB001256,
PIB (Intel SBT2 motherboard): BX80526KB001256

Physics


Voltage:

  • 2.8 V,
  • 5 V/ 12 V.

Temperature: 0-55 °C.

Manufacturing process: 0.18 micron.

Number of transistors: 28.1 million.

Die size:

  • stepping A2: 106 mm2,
  • stepping B0: 104 mm2,
  • stepping C0: 90 mm2,

Packaging: Slot 2.

CPUID32


Type Family Model Stepping Description
0x0 0x6 0x8 0x1 stepping A2
0x0 0x6 0x8 0x3 stepping B0
0x0 0x6 0x8 0x6 stepping C0

Step level


Text:

Step levels: A2, B0, C0.

S-Spec / Stepping code


Model Code Stepping Description
Intel Pentium III Xeon 600 512KB CPU QN51 ES 2.8 V
Intel Pentium III Xeon 600 512KB CPU SL3BJ A2 2.8 V; 18.8 W TDP
Intel Pentium III Xeon 600 512KB CPU QD77 ES 5 V / 12 V
Intel Pentium III Xeon 600 512KB CPU SL3BK A2 5 V / 12 V; 19.2 W TDP
Intel Pentium III Xeon 667 512KB CPU QE66 ES 2.8 V
Intel Pentium III Xeon 667 512KB CPU SL3BL A2 SMP only validated for 2-way;
2.8 V; 20.8 W TDP
Intel Pentium III Xeon 667 512KB CPU SL3DC A2 SMP only validated for 2-way;
5 V / 12 V; 21.3 W TDP
Intel Pentium III Xeon 733 512KB CPU QH36 ES 2.8 V
Model Code Stepping Description
Intel Pentium III Xeon 733 512KB CPU SL3SF A2 2.8 V; 22.8 W TDP
Intel Pentium III Xeon 733 512KB CPU SL3SG A2 5 V / 12 V; 23.3 W TDP
Intel Pentium III Xeon 600 512KB CPU SL3SS A2 5 V / 12 V; 19.2 W TDP;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 667 512KB CPU SL3ST A2 5 V / 12 V; 21.3 W TDP;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 733 512KB CPU SL3SU A2 5 V / 12 V; 23.3 W TDP;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 800 512KB CPU QN75 ES 5 V / 12 V
Intel Pentium III Xeon 800 512KB CPU SL3V2 A2 SMP only validated for 2-way;
5 V / 12 V; 25.4 W TDP
Intel Pentium III Xeon 800 512KB CPU SL3V3 A2 5 V / 12 V; 25.4 W TDP
Model Code Stepping Description
Intel Pentium III Xeon 800 512KB CPU SL3VU A2 5 V / 12 V; 25.4 W TDP;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 600 512KB CPU SL3WM B0 2.8 V; 18.8 W TDP
Intel Pentium III Xeon 600 512KB CPU SL3WN B0 5 V / 12 V; 19.2 W TDP
Intel Pentium III Xeon 667 512KB CPU SL3WP B0 SMP only validated for 2-way;
2.8 V; 20.8 W TDP
Intel Pentium III Xeon 667 512KB CPU SL3WQ B0 SMP only validated for 2-way;
5 V / 12 V; 21.3 W TDP
Intel Pentium III Xeon 733 512KB CPU SL3WR B0 2.8 V; 22.8 W TDP
Intel Pentium III Xeon 733 512KB CPU SL3WS B0 5 V / 12 V; 23.3 W TDP
Intel Pentium III Xeon 800 512KB CPU QJ31 ES 2.8 V
Model Code Stepping Description
Intel Pentium III Xeon 800 512KB CPU QN74 ES 2.8 V
Intel Pentium III Xeon 800 512KB CPU SL3WT B0 SMP only validated for 2-way;
2.8 V; 24.5 W TDP
Intel Pentium III Xeon 800 512KB CPU SL3WU B0 SMP only validated for 2-way;
5 V / 12 V; 24.8 W TDP
Intel Pentium III Xeon 866 512KB CPU SL3WV B0 2.8 V; 26.8 W TDP
Intel Pentium III Xeon 866 512KB CPU QS07 ES 5 V / 12 V
Intel Pentium III Xeon 866 512KB CPU SL3WW B0 5 V / 12 V; 27.4 W TDP
Intel Pentium III Xeon 933 512KB CPU QS08 ES 2.8 V
Intel Pentium III Xeon 933 512KB CPU SL3WX B0 SMP only validated for 2-way;
2.8 V; 28.9 W TDP
Model Code Stepping Description
Intel Pentium III Xeon 933 512KB CPU SL3WY B0 SMP only validated for 2-way;
5 V / 12 V; 29.6 W TDP
Intel Pentium III Xeon 733 512KB CPU SL4H6 C0 2.8 V, core: 1.68 V; 22.8 W TDP
Intel Pentium III Xeon 733 512KB CPU SL4H7 C0 5 V / 12 V, core: 1.68 V; 23.3 W TDP
Intel Pentium III Xeon 800 512KB CPU SL4H8 C0 SMP only validated for 2-way;
2.8 V, core: 1.68 V; 24.8 W TDP
Intel Pentium III Xeon 800 512KB CPU SL4H9 C0 SMP only validated for 2-way;
5 V / 12 V, core: 1.68 V; 28.5 W TDP
Intel Pentium III Xeon 866 512KB CPU SL4HA C0 2.8 V, core: 1.68 V; 26.8 W TDP
Intel Pentium III Xeon 866 512KB CPU SL4HB C0 5 V / 12 V, core: 1.68 V; 27.4 W TDP
Intel Pentium III Xeon 933 512KB CPU SL4HC C0 2.8 V, core: 1.68 V; 28.9 W TDP
Model Code Stepping Description
Intel Pentium III Xeon 933 512KB CPU SL4HD C0 5 V / 12 V, core: 1.68 V; 29.6 W TDP
Intel Pentium III Xeon 1000 512KB CPU QY16 ES 2.8 V, core: 1.70 V
Intel Pentium III Xeon 1000 512KB CPU SL4HE C0 2.8 V, core: 1.70 V; 30.2 W TDP;
only validated for 440GX chipset
Intel Pentium III Xeon 1000 512KB CPU QY18 ES 5 V / 12 V, core: 1.70 V
Intel Pentium III Xeon 1000 512KB CPU SL4HF C0 5 V / 12 V, core: 1.70 V; 30.8 W TDP;
only validated for 440GX chipset
Intel Pentium III Xeon 866 512KB CPU SL4PZ B0 5 V / 12 V, core: 1.68 V; 27.4 W TDP;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 1000 512KB CPU SL4Q2 C0 5 V / 12 V, core: 1.70 V; 30.8 W TDP;
only validated for 440GX chipset
Intel Pentium III Xeon 933 512KB CPU SL4R9 C0 SMP only validated for 2-way;
5 V / 12 V, core: 1.68 V; 29.6 W TDP;
boxed processor with attached passive heatsink
Model Code Stepping Description
Intel Pentium III Xeon 866 512KB CPU SL4U2 C0 5 V / 12 V, core: 1.68 V; 27.4 W TDP;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 933 512KB CPU SL4U3 C0 SMP only validated for 2-way;
5 V / 12 V, core: 1.68 V; 29.6 W TDP

0.0.3  Intel Pentium III Xeon processor (Cascades 2MB)

Identification


Model name: Pentium III Xeon.
Code name: Cascades 2MB.
Supplier: Intel.
Component class: CPU.

Generation


Generation: Pentium III.

Compatibility


Multimedia instruction sets: MMX, SSE.

Cache


L1 cache: 16 kbyte instruction cache, 16 kbyte data cache (Harvard architecture).
On-die L2 cache: 1 Mbyte (other 1 Mbyte disfunctional/disabled) or 2 Mbyte, 64 Gbyte address range.

Architecture


100 MHz Front-Side Bus (FSB).

Multi-processing


Symmetric Multi-Processing (SMP): max. 4-way.

Multiplier


Clock speed


Clock speed Model Cache Multiplier Introduction Order part numbers
100/700 MHz Intel Pentium III Xeon 700 1MB CPU 1 Mbyte L2 7 May 2000 OEM: 80526KY7001M 2.8V,
OEM: 80526KY7001M 5/12V,
PIB: BX80526KY7001M
100/700 MHz Intel Pentium III Xeon 700 2MB CPU 2 Mbyte L2 7 May 2000 OEM: 80526KY7002M 2.8V,
OEM: 80526KY7002M 5/12V,
PIB: BX80526KY7002M
100/900 MHz Intel Pentium III Xeon 900 2MB CPU 2 Mbyte L2 9 March 2001 OEM: 80526KY9002M 2.8V,
OEM: 80526KY9002M 5/12V,
PIB: BX80526KY9002M

Physics


Voltage:

  • 2.8 V,
  • 5 V/ 12 V.

Temperature: 0-65 °C.

Manufacturing process: 0.18 micron.

Number of transistors: 140 million.

Die size: 385 mm2.

Packaging: Slot 2.

CPUID32


Type Family Model Stepping Description
0x0 0x6 0xA 0x0 stepping A0
0x0 0x6 0xA 0x1 stepping A1
0x0 0x6 0xA 0x4 stepping B0

Step level


Text:

Step levels:

  • A0,
  • A1,
  • B0 (October 29, 2001).

S-Spec / Stepping code


Model Code Stepping Description
Intel Pentium III Xeon 700 1MB CPU QT74 ES 2.8 V
Intel Pentium III Xeon 700 1MB CPU QU37 ES 2.8 V
Intel Pentium III Xeon 700 1MB CPU SL3U4 A0 L2 cache ECC cannot be disabled;
SMP only validated for 2-way;
2.8 V; 28.9 W TDP
Intel Pentium III Xeon 700 1MB CPU QT76 ES 5 V / 12 V
Intel Pentium III Xeon 700 1MB CPU SL3U5 A0 L2 cache ECC cannot be disabled;
5 V / 12 V; 29.6 W TDP
Intel Pentium III Xeon 700 2MB CPU QT78 ES 2.8 V
Intel Pentium III Xeon 700 2MB CPU QU39 ES 2.8 V
Intel Pentium III Xeon 700 2MB CPU SL3WZ A0 L2 cache ECC cannot be disabled;
2.8 V; 28.9 W TDP
Model Code Stepping Description
Intel Pentium III Xeon 700 2MB CPU QT80 A0 5 V / 12 V
Intel Pentium III Xeon 700 2MB CPU QU40 A0 5 V / 12 V
Intel Pentium III Xeon 700 2MB CPU SL3X2 A0 L2 cache ECC cannot be disabled;
5 V / 12 V; 29.6 W TDP
Intel Pentium III Xeon 700 1MB CPU SL49P A1 L2 cache ECC cannot be disabled;
2.8 V
Intel Pentium III Xeon 700 1MB CPU SL49Q A1 L2 cache ECC cannot be disabled;
5 V / 12 V
Intel Pentium III Xeon 700 2MB CPU SL49R A1 L2 cache ECC cannot be disabled;
2.8 V; 28.9 W TDP
Intel Pentium III Xeon 700 2MB CPU SL49S A1 L2 cache ECC cannot be disabled;
5 V / 12 V
Intel Pentium III Xeon 700 1MB CPU SL4GD A0 L2 cache ECC cannot be disabled;
2.8 V; 28.9 W TDP
Model Code Stepping Description
Intel Pentium III Xeon 700 1MB CPU SL4GE A0 L2 cache ECC cannot be disabled;
5 V / 12 V; 29.6 W TDP
Intel Pentium III Xeon 700 2MB CPU SL4GF A0 L2 cache ECC cannot be disabled;
2.8 V; 28.9 W TDP
Intel Pentium III Xeon 700 2MB CPU SL4GG A0 L2 cache ECC cannot be disabled;
5 V / 12 V; 29.6 W TDP
Intel Pentium III Xeon 700 2MB CPU SL4R3 A1 2.8 V;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 700 1MB CPU SL4RZ A1 2.8 V;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 700 1MB CPU QZ85 B0 QS 2.8 V; 28.9 W TDP
Intel Pentium III Xeon 700 1MB CPU SL4XU B0 2.8 V; 28.9 W TDP
Intel Pentium III Xeon 700 1MB CPU QZ87 B0 QS 5 V / 12 V
Model Code Stepping Description
Intel Pentium III Xeon 700 1MB CPU SL4XV B0 5 V / 12 V
Intel Pentium III Xeon 700 2MB CPU QZ89 B0 QS 2.8 V
Intel Pentium III Xeon 700 2MB CPU SL4XW B0 2.8 V
Intel Pentium III Xeon 700 2MB CPU QZ91 B0 QS 5 V / 12 V
Intel Pentium III Xeon 700 2MB CPU SL4XX B0 5 V / 12 V
Intel Pentium III Xeon 900 2MB CPU SL4XY B0 2.8 V
Intel Pentium III Xeon 900 2MB CPU QAL1 ES 5 V / 12 V
Intel Pentium III Xeon 900 2MB CPU SL4XZ B0 5 V / 12 V
Model Code Stepping Description
Intel Pentium III Xeon 900 2MB CPU SL5D3 B0 2.8 V;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 700 1MB CPU SL5D4 B0 2.8 V;
boxed processor with attached passive heatsink
Intel Pentium III Xeon 700 2MB CPU SL5D5 B0 2.8 V;
boxed processor with attached passive heatsink

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