Phenom II X4 X940 BE vs A8-4557M
Primary details
Comparing A8-4557M and Phenom II X4 X940 BE 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 | AMD A-Series | 4x AMD Phenom II |
| Architecture codename | Trinity (2012−2013) | Champlain (2010−2011) |
| Release date | 15 May 2012 (12 years ago) | 1 January 2011 (13 years ago) |
Detailed specifications
A8-4557M and Phenom II X4 X940 BE 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 | 4 (Quad-Core) | 4 (Quad-Core) |
| Threads | 4 | 4 |
| Base clock speed | 1.9 GHz | no data |
| Boost clock speed | 2.8 GHz | 2.4 GHz |
| Bus rate | no data | 3600 MHz |
| L1 cache | no data | 256 KB |
| L2 cache | 4 MB | 2 MB |
| Chip lithography | 32 nm | 45 nm |
| Die size | 246 mm2 | no data |
| Number of transistors | 1303 Million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A8-4557M and Phenom II X4 X940 BE 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 | BGA | S1 |
| Power consumption (TDP) | 35 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-4557M and Phenom II X4 X940 BE. You'll probably need this information if you require some particular technology.
| Instruction set extensions | 86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA | HyperTransport 3.0, Enhanced Virus Protection, AMD64, SSE4A, unlocked multiplier |
| AES-NI | + | - |
| FMA | + | - |
| AVX | + | - |
| VirusProtect | - | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-4557M and Phenom II X4 X940 BE. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR3 |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 7640G | no data |
Pros & cons summary
| Recency | 15 May 2012 | 1 January 2011 |
| Chip lithography | 32 nm | 45 nm |
| Power consumption (TDP) | 35 Watt | 45 Watt |
A8-4557M has an age advantage of 1 year, a 40.6% more advanced lithography process, and 28.6% lower power consumption.
We couldn't decide between A8-4557M and Phenom II X4 X940 BE. We've got no test results to judge.
Should you still have questions on choice between A8-4557M and Phenom II X4 X940 BE, ask them in Comments section, and we shall answer.
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