i7-4940MX Extreme Edition vs A6-4455M
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3132 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | AMD A-Series | Intel Core i7EE |
| Power efficiency | 1.14 | no data |
| Designer | AMD | Intel |
| Architecture codename | Trinity (2012−2013) | Haswell (2013−2015) |
| Release date | 15 May 2012 (13 years ago) | 19 January 2014 (11 years ago) |
Detailed specifications
A6-4455M and Core i7-4940MX Extreme Edition 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 | 2 (Dual-core) | 4 (Quad-Core) |
| Threads | 2 | 8 |
| Base clock speed | 2.1 GHz | no data |
| Boost clock speed | 2.6 GHz | 3.1 GHz |
| Bus type | no data | DMI |
| Bus rate | no data | 5 GT/s |
| Multiplier | no data | 31 |
| L1 cache | 92 KB | no data |
| L2 cache | 2 MB (shared) | 1 MB |
| L3 cache | 0 KB | 8 MB |
| Chip lithography | 32 nm | 22 nm |
| Die size | 246 mm2 | no data |
| Maximum case temperature (TCase) | 100 °C | no data |
| Number of transistors | 1,178 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
Compatibility
Information on A6-4455M and Core i7-4940MX Extreme Edition 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 | FP2 | no data |
| Power consumption (TDP) | 17 Watt | 57 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A6-4455M and Core i7-4940MX Extreme Edition. 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
A6-4455M and Core i7-4940MX Extreme Edition technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A6-4455M and Core i7-4940MX Extreme Edition are enumerated here.
| AMD-V | + | - |
Memory specs
Types, maximum amount and channel quantity of RAM supported by A6-4455M and Core i7-4940MX Extreme Edition. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | unknown Dual-channel | no data |
| Maximum memory size | no data | 32 GB |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | AMD Radeon HD 7500G (327 - 424 MHz) | no data |
Peripherals
Specifications and connection of peripherals supported by A6-4455M and Core i7-4940MX Extreme Edition.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 16 |
Pros & cons summary
| Recency | 15 May 2012 | 19 January 2014 |
| Physical cores | 2 | 4 |
| Threads | 2 | 8 |
| Chip lithography | 32 nm | 22 nm |
| Power consumption (TDP) | 17 Watt | 57 Watt |
A6-4455M has 235.3% lower power consumption.
i7-4940MX Extreme Edition, on the other hand, has an age advantage of 1 year, 100% more physical cores and 300% more threads, and a 45.5% more advanced lithography process.
We couldn't decide between AMD A6-4455M and Intel Core i7-4940MX Extreme Edition. We've got no test results to judge.
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