| General information |
| Type | CPU / Microprocessor |
| Family | Intel Pentium II Xeon |
| CPU part number | 80523KX4001M (Q619ES, SL2NB, SL345, SL34J) |
| Box part numbers | BX80523KX4001M (SL2NB) BX80523KX40N1M (SL35P) |
| Frequency (MHz) ? | 400 |
| Bus speed (MHz) ? | 100 |
| Clock multiplier ? | 4 |
| Package | Single Edge Contact Cartridge
6" x 4.84" (15.24 cm x 12.29 cm) |
| Socket | SC330 connector (Slot 2) |
| Introduction date | Jun 29, 1998 |
| Price at introduction | $2836 |
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| Architecture / Microarchitecture |
| Core steppings | B0 (SL2NB, SL345) B1 (SL34J, SL35P) |
| Manufacturing process | 0.25 micron |
| Data width | 32 bit |
| Floating Point Unit | Integrated |
| Level 1 cache size ? | 16 KB code
16 KB data |
| Level 2 cache size ? | 1 MB |
| Multiprocessing | Up to 4 processors |
| Features | MMX technology |
| Low power features | - AutoHALT state ?
- Stop Grant state ?
- Sleep state ?
- System Management Mode
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| Electrical/Thermal parameters |
| V core (V) ? | 2 |
| Minimum/Maximum operating temperature (°C) ? | 0 - 75 |
| Minimum/Maximum power dissipation (W) ? | 1.6 (Stop Grant mode) / 38.1 |
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| Notes on Intel 80523KX4001M |
- The part BX80523KX40N1M can be used in 82440GX and 82450NX systems
- The part BX80523KX4001M can be used in 82440GX systems only
- The processor can be marked as 400/100/1M
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