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Model	Code	Stepping	Description
Intel Pentium III Xeon 900 2MB CPU	SL4XZ	B0	5 V / 12 V

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Intel Pentium III Xeon processor »

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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