i5-2547M vs i5-8420T
Primary details
Comparing Core i5-8420T and Core i5-2547M processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Series | Intel Core i5 | Intel Core i5 |
| Architecture codename | Coffee Lake (2017−2019) | Sandy Bridge (2011−2013) |
| Release date | 1 September 2018 (6 years ago) | no data (2024 years ago) |
Detailed specifications
Core i5-8420T and Core i5-2547M 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 | 6 (Hexa-Core) | 2 (Dual-core) |
| Threads | 6 | 4 |
| Base clock speed | 1.8 GHz | no data |
| Boost clock speed | 3.4 GHz | 1.6 GHz |
| Bus type | DMI 3.0 | DMI 2.0 |
| Bus rate | 4 × 8 GT/s | 4 × 5 GT/s |
| Multiplier | no data | 16 |
| L1 cache | 64K (per core) | 128 KB |
| L2 cache | 256K (per core) | 512 KB |
| L3 cache | 9 MB (shared) | 3 MB |
| Chip lithography | 14 nm | 32 nm |
| Die size | 126 mm2 | 149 mm2 |
| Maximum case temperature (TCase) | 72 °C | no data |
| Number of transistors | no data | 624 Million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i5-8420T and Core i5-2547M 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 (Uniprocessor) | 1 (Uniprocessor) |
| Socket | 1151 | no data |
| Power consumption (TDP) | 35 Watt | 35 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-8420T and Core i5-2547M. You'll probably need this information if you require some particular technology.
| AES-NI | + | + |
| FMA | - | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
Security technologies
Core i5-8420T and Core i5-2547M technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-8420T and Core i5-2547M are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-8420T and Core i5-2547M. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 Dual-channel | DDR3-1333 |
| Maximum memory size | 64 GB | 16 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 42.671 GB/s | 21.335 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card Compare | Intel UHD Graphics 630 | Intel HD Graphics 3000 |
Peripherals
Specifications and connection of peripherals supported by Core i5-8420T and Core i5-2547M.
| PCIe version | 3.0 | no data |
Pros & cons summary
| Integrated graphics card | 3.09 | 0.66 |
| Physical cores | 6 | 2 |
| Threads | 6 | 4 |
| Chip lithography | 14 nm | 32 nm |
i5-8420T has 368.2% faster integrated GPU, 200% more physical cores and 50% more threads, and a 128.6% more advanced lithography process.
We couldn't decide between Core i5-8420T and Core i5-2547M. We've got no test results to judge.
Note that Core i5-8420T is a desktop processor while Core i5-2547M is a notebook one.
Should you still have questions on choice between Core i5-8420T and Core i5-2547M, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
