Mobile Pentium III 400 vs i5-12400F
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 798 | not rated |
| Place by popularity | 3 | not in top-100 |
| Cost-effectiveness evaluation | 41.76 | no data |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 18.25 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Alder Lake-S (2022) | Coppermine (1999−2001) |
| Release date | 4 January 2022 (3 years ago) | 25 October 1999 (26 years ago) |
| Launch price (MSRP) | $180 | $348 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Core i5-12400F and Mobile Pentium III 400 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) | 1 (Single-Core) |
| Performance-cores | 6 | no data |
| Threads | 12 | 1 |
| Base clock speed | 2.5 GHz | no data |
| Boost clock speed | 4.4 GHz | 0.4 GHz |
| L1 cache | 80K (per core) | 32 KB |
| L2 cache | 1.25 MB (per core) | 256 KB |
| L3 cache | 18 MB (shared) | no data |
| Chip lithography | Intel 7 nm | 180 nm |
| Die size | 163 mm2 | 106 mm2 |
| Maximum core temperature | 100 °C | no data |
| Number of transistors | no data | 28 million |
| 64 bit support | + | - |
| Windows 11 compatibility | + | no data |
Compatibility
Information on Core i5-12400F and Mobile Pentium III 400 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 |
| Socket | FCLGA1700 | Intel Micro-BGA2 |
| Power consumption (TDP) | 65 Watt | 10 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-12400F and Mobile Pentium III 400. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | no data |
| AES-NI | + | - |
| AVX | + | - |
| Enhanced SpeedStep (EIST) | + | no data |
| Speed Shift | + | no data |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | no data |
| TSX | + | - |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Turbo Boost Max 3.0 | - | no data |
| Deep Learning Boost | + | - |
Security technologies
Core i5-12400F and Mobile Pentium III 400 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-12400F and Mobile Pentium III 400 are enumerated here.
| AMD-V | + | - |
| VT-d | + | no data |
| VT-x | + | no data |
| EPT | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-12400F and Mobile Pentium III 400. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR5-4800, DDR4-3200 | no data |
| Maximum memory size | 128 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 76.8 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | On certain motherboards (Chipset feature) |
Peripherals
Specifications and connection of peripherals supported by Core i5-12400F and Mobile Pentium III 400.
| PCIe version | 5.0 and 4.0 | no data |
| PCI Express lanes | 20 | no data |
Pros & cons summary
| Recency | 4 January 2022 | 25 October 1999 |
| Physical cores | 6 | 1 |
| Threads | 12 | 1 |
| Power consumption (TDP) | 65 Watt | 10 Watt |
i5-12400F has an age advantage of 22 years, and 500% more physical cores and 1100% more threads.
Mobile Pentium III 400, on the other hand, has 550% lower power consumption.
We couldn't decide between Intel Core i5-12400F and Intel Mobile Pentium III 400. We've got no test results to judge.
Note that Core i5-12400F is a desktop processor while Mobile Pentium III 400 is a notebook one.
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