i7-2740QM vs A8-4555M
Primary details
Comparing A8-4555M and Core i7-2740QM processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2587 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD A-Series | Intel Core i7 |
| Power efficiency | 4.18 | no data |
| Architecture codename | Trinity (2012−2013) | Sandy Bridge (2011−2013) |
| Release date | 27 September 2012 (12 years ago) | 4 September 2011 (13 years ago) |
Detailed specifications
A8-4555M and Core i7-2740QM 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 | 8 |
| Base clock speed | 1.6 GHz | no data |
| Boost clock speed | 2.4 GHz | 2.3 GHz |
| Bus type | no data | DMI 2.0 |
| Bus rate | no data | 4 × 5 GT/s |
| Multiplier | no data | 23 |
| L1 cache | 192 KB | 256 KB |
| L2 cache | 4 MB (shared) | 1 MB |
| L3 cache | 0 KB | 6 MB |
| Chip lithography | 32 nm | 32 nm |
| Die size | 246 mm2 | 216 mm2 |
| Maximum case temperature (TCase) | 100 °C | no data |
| Number of transistors | 1,178 million | 1160 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A8-4555M and Core i7-2740QM 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 | 1 (Uniprocessor) |
| Socket | FP2 | Socket G2 |
| Power consumption (TDP) | 19 Watt | 45 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A8-4555M and Core i7-2740QM. 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 | no data |
| AES-NI | + | + |
| FMA | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | no data | + |
Security technologies
A8-4555M and Core i7-2740QM technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A8-4555M and Core i7-2740QM are enumerated here.
| AMD-V | + | - |
| VT-d | no data | + |
| VT-x | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A8-4555M and Core i7-2740QM. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | unknown Dual-channel | DDR3-1600 |
| Maximum memory size | no data | 32 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 25.598 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon HD 7600G (320 - 424 MHz) | Intel HD Graphics 3000 |
Pros & cons summary
| Integrated graphics card | 0.85 | 0.66 |
| Recency | 27 September 2012 | 4 September 2011 |
| Threads | 4 | 8 |
| Power consumption (TDP) | 19 Watt | 45 Watt |
A8-4555M has 28.8% faster integrated GPU, an age advantage of 1 year, and 136.8% lower power consumption.
i7-2740QM, on the other hand, has 100% more threads.
We couldn't decide between A8-4555M and Core i7-2740QM. We've got no test results to judge.
Should you still have questions on choice between A8-4555M and Core i7-2740QM, ask them in Comments section, and we shall answer.
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