Product Overview
| Type | CPU / Microprocessor |
| Market segment | Desktop |
| Family | AMD Athlon 64 X2 |
| Model number | 4400+ |
| CPU part numbers | ADA4400DAA6CD is an OEM/tray CPU |
| ADA4400CDBOX is a boxed CPU | |
| Frequency | 4400+ (rated) |
| 2200 MHz (real) | |
| Package | 939-pin lidded organic microPGA |
| Socket | Socket 939 |
| Microarchitecture | K8 |
| Processor core | Toledo |
| Data width | 64 bit |
| The number of cores | 2 |
| The number of threads | 2 |
| Level 1 cache size | 2 x 64 KB |
| Level 2 cache size | 2 x 1 MB |