Atom E645CT vs Celeron M 925
Primary details
Comparing Celeron M 925 and Atom E645CT 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 | Laptop | Laptop |
| Series | Intel Celeron M | no data |
| Architecture codename | Penryn (2008−2011) | Stellarton (2010) |
| Release date | 1 January 2011 (13 years ago) | 22 November 2010 (13 years ago) |
| Launch price (MSRP) | $70 | no data |
| Current price | $51 (0.7x MSRP) | no data |
Detailed specifications
Celeron M 925 and Atom E645CT 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 | 2 |
| Boost clock speed | 2.3 GHz | 1 GHz |
| Bus support | 800 MHz | no data |
| L1 cache | no data | 64 KB (per core) |
| L2 cache | 1 MB | 512 KB (per core) |
| L3 cache | no data | 0 KB |
| Chip lithography | 45 nm | 45 nm |
| Die size | 107 mm2 | 26 mm2 |
| Number of transistors | 410 Million | 47 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
| Unlocked multiplier | No | No |
Compatibility
Information on Celeron M 925 and Atom E645CT 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 |
| Socket | PGA478 | Intel BGA1466 |
| Power consumption (TDP) | 35 Watt | 4 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron M 925 and Atom E645CT. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | + |
| Hyper-Threading Technology | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Celeron M 925 and Atom E645CT. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR2 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel GMA 600 |
Pros & cons summary
| Recency | 1 January 2011 | 22 November 2010 |
| Threads | 1 | 2 |
| Power consumption (TDP) | 35 Watt | 4 Watt |
We couldn't decide between Celeron M 925 and Atom E645CT. We've got no test results to judge.
Should you still have questions on choice between Celeron M 925 and Atom E645CT, ask them in Comments section, and we shall answer.
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