i5-8420 vs A6-4455M
Primary details
Comparing A6-4455M and Core i5-8420 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2891 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | AMD A-Series | Intel Core i5 |
| Power efficiency | 2.79 | no data |
| Architecture codename | Trinity (2012−2013) | Coffee Lake (2017−2019) |
| Release date | 15 May 2012 (12 years ago) | 1 September 2018 (6 years ago) |
Detailed specifications
A6-4455M and Core i5-8420 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) | 6 (Hexa-Core) |
| Threads | 2 | 6 |
| Base clock speed | 2.1 GHz | 2.9 GHz |
| Boost clock speed | 2.6 GHz | 4.1 GHz |
| Bus type | no data | DMI 3.0 |
| Bus rate | no data | 4 × 8 GT/s |
| L1 cache | 92 KB | 64K (per core) |
| L2 cache | 2 MB (shared) | 256K (per core) |
| L3 cache | 0 KB | 9 MB (shared) |
| Chip lithography | 32 nm | 14 nm |
| Die size | 246 mm2 | 126 mm2 |
| Maximum case temperature (TCase) | 100 °C | 72 °C |
| Number of transistors | 1,178 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on A6-4455M and Core i5-8420 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 | 1151 |
| Power consumption (TDP) | 17 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by A6-4455M and Core i5-8420. 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 | + | + |
| Enhanced SpeedStep (EIST) | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by A6-4455M and Core i5-8420 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 A6-4455M and Core i5-8420. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | unknown Dual-channel | DDR4 Dual-channel |
| Maximum memory size | no data | 64 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 42.671 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | AMD Radeon HD 7500G (327 - 424 MHz) | Intel UHD Graphics 630 |
Peripherals
Specifications and connection of peripherals supported by A6-4455M and Core i5-8420.
| PCIe version | no data | 3.0 |
Pros & cons summary
| Integrated graphics card | 0.83 | 3.09 |
| Recency | 15 May 2012 | 1 September 2018 |
| Physical cores | 2 | 6 |
| Threads | 2 | 6 |
| Chip lithography | 32 nm | 14 nm |
| Power consumption (TDP) | 17 Watt | 65 Watt |
A6-4455M has 282.4% lower power consumption.
i5-8420, on the other hand, has 272.3% faster integrated GPU, an age advantage of 6 years, 200% more physical cores and 200% more threads, and a 128.6% more advanced lithography process.
We couldn't decide between A6-4455M and Core i5-8420. We've got no test results to judge.
Be aware that A6-4455M is a notebook processor while Core i5-8420 is a desktop one.
Should you still have questions on choice between A6-4455M and Core i5-8420, ask them in Comments section, and we shall answer.
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