A8-4557M vs Celeron M 540
Primary details
Comparing Celeron M 540 and A8-4557M 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 | Celeron M | AMD A-Series |
| Architecture codename | Merom (2006−2008) | Trinity (2012−2013) |
| Release date | 1 October 2007 (16 years ago) | 15 May 2012 (12 years ago) |
Detailed specifications
Celeron M 540 and A8-4557M 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) | 4 (Quad-Core) |
| Threads | 1 | 4 |
| Base clock speed | no data | 1.9 GHz |
| Boost clock speed | 1.86 GHz | 2.8 GHz |
| Bus rate | 533 MHz | no data |
| L2 cache | 1 MB | 4 MB |
| Chip lithography | 65 nm | 32 nm |
| Die size | no data | 246 mm2 |
| Number of transistors | no data | 1303 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Celeron M 540 and A8-4557M 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.
| Socket | no data | BGA |
| Power consumption (TDP) | 30 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Celeron M 540 and A8-4557M. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | 86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA |
| AES-NI | - | + |
| FMA | - | + |
| AVX | - | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | AMD Radeon HD 7640G |
Pros & cons summary
| Recency | 1 October 2007 | 15 May 2012 |
| Physical cores | 1 | 4 |
| Threads | 1 | 4 |
| Chip lithography | 65 nm | 32 nm |
| Power consumption (TDP) | 30 Watt | 35 Watt |
Celeron M 540 has 16.7% lower power consumption.
A8-4557M, on the other hand, has an age advantage of 4 years, 300% more physical cores and 300% more threads, and a 103.1% more advanced lithography process.
We couldn't decide between Celeron M 540 and A8-4557M. We've got no test results to judge.
Should you still have questions on choice between Celeron M 540 and A8-4557M, ask them in Comments section, and we shall answer.
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