Duron 550 vs Celeron 445
Primary details
Comparing Celeron 445 and Duron 550 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Desktop processor |
| Series | no data | AMD Duron |
| Architecture codename | Conroe-CL (2008) | K7 (2000−2003) |
| Release date | May 2008 (16 years ago) | 5 June 2000 (23 years ago) |
| Current price | $23 | no data |
Detailed specifications
Celeron 445 and Duron 550 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 1 (Single-Core) | 1 (Single-Core) |
| Threads | 1 | 1 |
| Base clock speed | 1.86 GHz | no data |
| Boost clock speed | 1.87 GHz | 0.55 GHz |
| Bus support | no data | 200 MT/s |
| L1 cache | 64 KB | no data |
| L2 cache | 512 KB | 64 KB |
| L3 cache | 0 KB | no data |
| Chip lithography | 65 nm | 180 nm |
| Die size | 76 mm2 | 100 mm2 |
| Number of transistors | 105 million | 25 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Celeron 445 and Duron 550 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 1 (Uniprocessor) |
| Socket | 771 | no data |
| Power consumption (TDP) | 65 Watt | 25.4 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron 445 and Duron 550. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | no data |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Demand Based Switching | - | no data |
| FSB parity | + | no data |
| Status | Announced | no data |
Security technologies
Celeron 445 and Duron 550 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | no data |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Celeron 445 and Duron 550 are enumerated here.
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron 445 and Duron 550. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | no data |
| Maximum memory size | no data | 4 GB |
Pros & cons summary
| Chip lithography | 65 nm | 180 nm |
| Power consumption (TDP) | 65 Watt | 25 Watt |
We couldn't decide between Celeron 445 and Duron 550. We've got no test results to judge.
Should you still have questions on choice between Celeron 445 and Duron 550, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
