A8-4557M vs Atom Z3740
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3321 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | AMD A-Series |
| Power efficiency | 7.60 | no data |
| Designer | Intel | AMD |
| Manufacturer | Intel | no data |
| Architecture codename | Bay Trail-T (2013−2014) | Trinity (2012−2013) |
| Release date | 27 September 2013 (12 years ago) | 15 May 2012 (13 years ago) |
| Launch price (MSRP) | $32 | no data |
Detailed specifications
Atom Z3740 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 | 4 (Quad-Core) | 4 (Quad-Core) |
| Threads | 4 | 4 |
| Base clock speed | 1.33 GHz | 1.9 GHz |
| Boost clock speed | 1.86 GHz | 2.8 GHz |
| L1 cache | 64K (per core) | no data |
| L2 cache | 512K (per core) | 4 MB |
| L3 cache | 0 KB | no data |
| Chip lithography | 22 nm | 32 nm |
| Die size | no data | 246 mm2 |
| Maximum core temperature | 90 °C | no data |
| Number of transistors | no data | 1303 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Atom Z3740 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.
| Number of CPUs in a configuration | 1 | no data |
| Socket | UTFCBGA1380 | BGA |
| Power consumption (TDP) | 2 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom Z3740 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 | - | + |
| Enhanced SpeedStep (EIST) | + | no data |
Security technologies
Atom Z3740 and A8-4557M technologies aimed at improving security, for example, by protecting against hacks.
| Identity Protection | + | - |
| Anti-Theft | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom Z3740 and A8-4557M are enumerated here.
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom Z3740 and A8-4557M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | no data |
| Maximum memory size | 4 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 17.1 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics for Intel Atom Processor Z3700 Series | AMD Radeon HD 7640G (497 - 655 MHz) |
| Quick Sync Video | + | - |
| Clear Video HD | + | no data |
| Graphics max frequency | 667 MHz | no data |
Pros & cons summary
| Integrated graphics card | 0.72 | 1.07 |
| Recency | 27 September 2013 | 15 May 2012 |
| Chip lithography | 22 nm | 32 nm |
| Power consumption (TDP) | 2 Watt | 35 Watt |
Atom Z3740 has an age advantage of 1 year, a 45.5% more advanced lithography process, and 1650% lower power consumption.
A8-4557M, on the other hand, has 48.6% faster integrated GPU.
We couldn't decide between Intel Atom Z3740 and AMD A8-4557M. We've got no test results to judge.
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