Duron 650 vs Celeron M 900
Primary details
Comparing Celeron M 900 and Duron 650 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3386 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Celeron M | AMD Duron |
| Power efficiency | 0.22 | no data |
| Architecture codename | Penryn (2008−2011) | K7 (2000−2004) |
| Release date | 1 April 2009 (15 years ago) | 15 January 2001 (23 years ago) |
| Launch price (MSRP) | $70 | no data |
Detailed specifications
Celeron M 900 and Duron 650 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 |
| Boost clock speed | 2.2 GHz | 0.65 GHz |
| Bus type | no data | FSB |
| Bus rate | 800 MHz | 200 MT/s |
| Multiplier | no data | 6.5 |
| L2 cache | 1 MB | 64 KB |
| Chip lithography | 45 nm | 180 nm |
| Die size | 107 mm2 | 100 mm2 |
| Maximum core temperature | 105 °C | no data |
| Number of transistors | 410 Million | 25 Million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Celeron M 900 and Duron 650 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 | no data | 1 (Uniprocessor) |
| Socket | PGA478 | no data |
| Power consumption (TDP) | 35 Watt | 29.4 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron M 900 and Duron 650. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron M 900 and Duron 650. Depending on the motherboard, higher memory frequencies may be supported.
| Maximum memory size | no data | 4 GB |
Pros & cons summary
| Recency | 1 April 2009 | 15 January 2001 |
| Chip lithography | 45 nm | 180 nm |
| Power consumption (TDP) | 35 Watt | 29 Watt |
Celeron M 900 has an age advantage of 8 years, and a 300% more advanced lithography process.
Duron 650, on the other hand, has 20.7% lower power consumption.
We couldn't decide between Celeron M 900 and Duron 650. We've got no test results to judge.
Be aware that Celeron M 900 is a notebook processor while Duron 650 is a desktop one.
Should you still have questions on choice between Celeron M 900 and Duron 650, 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.
