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| Model | Code | Stepping |
|---|---|---|
| Intel Pentium III Xeon 550 512KB CPU | QB74 | ES |
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
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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
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 |