| Processor information |
| Type | CPU |
| Introduction date | 01/05/1999 |
| Data bus width | 32 bit |
| Package | Single Edge Contact Cartridge
6" x 4.84" (15.24 cm x 12.29 cm) |
| Socket | SC330 connector (Slot 2) |
| Speed (MHz) | 450 |
| Bus frequency (MHz) | 100 |
| Clock multiplier | 4.5 |
| Multiprocessing | Up to 4 processors |
| 80523KX450512 s-specs | Q665ES Q799ES Q809ES SL2XJ SL354 |
| BX80523KX450512 s-spec | SL36W |
| Low power features |
- AutoHALT state
- Stop Grant state
- Sleep state
- System Management Mode
|
| Other features | MMX technology |
| Level 1 cache size | 16 KB code
16 KB data |
| Level 2 cache size | 512 KB |
| Floating Point Unit | Integrated |
| V core (V) | 2 |
| Min/Max operating temperature (°C) | 0 - 75 |
| Min/Max power dissipation (W) | 1.6 (Stop Grant mode) / 34.5 |
Notes:- The part 80523KX450512 is an OEM/tray processor
- The part BX80523KX450512 is a boxed processor
- The processor can be marked as 450/100/512
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