Product Overview
| Type | CPU / Microprocessor |
| Market segment | Desktop |
| Family | Intel Pentium 4 |
| Model number | 661 |
| CPU part numbers | HH80552PG1042M is an OEM/tray CPU |
| Boxed CPU: | |
| BX80552661 | |
| BX80552661T | |
| BX80552661T2 | |
| Spec Code | SL9KD / SL96H / SL94V / SL8WF |
| Frequency | 3600 MHz |
| Bus speed | 800 MHz |
| Package | 775-land Flip-Chip Land Grid Array (FC-LGA4) |
| Socket | Socket 775 / LGA775 / T |
| Microarchitecture | Netburst |
| Processor core | Cedar Mill |
| Data width | 64 bit |
| The number of cores | 1 |
| The number of threads | 2 |
| Level 1 cache size | 16 KB |
| Level 2 cache size | 2 MB |