Pentium 1403 vs i5-10400F
Aggregate performance score
Core i5-10400F outperforms Pentium 1403 by a whopping 603% based on our aggregate benchmark results.
Primary details
Comparing Core i5-10400F and Pentium 1403 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 912 | 2354 |
| Place by popularity | 12 | not in top-100 |
| Cost-effectiveness evaluation | 24.19 | no data |
| Market segment | Desktop processor | Server |
| Power efficiency | 11.94 | 1.38 |
| Architecture codename | Comet Lake (2020) | no data |
| Release date | 30 April 2020 (4 years ago) | 1 April 2012 (12 years ago) |
| Launch price (MSRP) | $155 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core i5-10400F and Pentium 1403 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 | 12 | 2 |
| Base clock speed | 2.9 GHz | 2.6 GHz |
| Boost clock speed | 4.3 GHz | no data |
| Bus rate | 8 GT/s | 0 GT/s |
| L1 cache | 64K (per core) | no data |
| L2 cache | 256K (per core) | no data |
| L3 cache | 12 MB (shared) | 5 MB |
| Chip lithography | 14 nm | 32 nm |
| Maximum core temperature | 100 °C | no data |
| Maximum case temperature (TCase) | 72 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | + | - |
| VID voltage range | no data | 0.6V-1.35V |
Compatibility
Information on Core i5-10400F and Pentium 1403 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 | FCLGA1200 | no data |
| Power consumption (TDP) | 65 Watt | 80 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-10400F and Pentium 1403. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® AVX |
| AES-NI | + | + |
| AVX | + | - |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 2.0 | - |
| Hyper-Threading Technology | + | - |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| Flex Memory Access | no data | + |
| Demand Based Switching | no data | + |
| Turbo Boost Max 3.0 | - | no data |
Security technologies
Core i5-10400F and Pentium 1403 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Secure Key | + | no data |
| Identity Protection | + | - |
| SGX | Yes with Intel® ME | no data |
| OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-10400F and Pentium 1403 are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i5-10400F and Pentium 1403. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR4 | DDR3-800, DDR3-1066 |
| Maximum memory size | 128 GB | 375 GB |
| Max memory channels | 2 | 3 |
| Maximum memory bandwidth | 41.6 GB/s | 25 GB/s |
| ECC memory support | - | + |
Peripherals
Specifications and connection of peripherals supported by Core i5-10400F and Pentium 1403.
| PCIe version | 3.0 | 3.0 |
| PCI Express lanes | 16 | 24 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Pros & cons summary
| Performance score | 8.51 | 1.21 |
| Recency | 30 April 2020 | 1 April 2012 |
| Physical cores | 6 | 2 |
| Threads | 12 | 2 |
| Chip lithography | 14 nm | 32 nm |
| Power consumption (TDP) | 65 Watt | 80 Watt |
i5-10400F has a 603.3% higher aggregate performance score, an age advantage of 8 years, 200% more physical cores and 500% more threads, a 128.6% more advanced lithography process, and 23.1% lower power consumption.
The Core i5-10400F is our recommended choice as it beats the Pentium 1403 in performance tests.
Note that Core i5-10400F is a desktop processor while Pentium 1403 is a server/workstation one.
Should you still have questions on choice between Core i5-10400F and Pentium 1403, ask them in Comments section, and we shall answer.
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