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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
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|
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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
- 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 |
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