A8-4557M vs Ryzen 7 8745H
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 450 | 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 | 15.76 | no data |
| Designer | AMD | AMD |
| Architecture codename | Hawk Point-H (Zen 4) | Trinity (2012−2013) |
| Release date | no data | 15 May 2012 (13 years ago) |
Detailed specifications
Ryzen 7 8745H 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 | 8 (Octa-Core) | 4 (Quad-Core) |
| Threads | 16 | 4 |
| Base clock speed | 3.8 GHz | 1.9 GHz |
| Boost clock speed | 4.9 GHz | 2.8 GHz |
| L2 cache | no data | 4 MB |
| Chip lithography | no data | 32 nm |
| Die size | no data | 246 mm2 |
| Number of transistors | no data | 1303 Million |
| 64 bit support | - | + |
| Windows 11 compatibility | no data | - |
Compatibility
Information on Ryzen 7 8745H 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) | 45 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Ryzen 7 8745H 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 (497 - 655 MHz) |
Pros & cons summary
| Physical cores | 8 | 4 |
| Threads | 16 | 4 |
| Power consumption (TDP) | 45 Watt | 35 Watt |
Ryzen 7 8745H has 100% more physical cores and 300% more threads.
A8-4557M, on the other hand, has 28.6% lower power consumption.
We couldn't decide between AMD Ryzen 7 8745H and AMD A8-4557M. We've got no test results to judge.
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