Core i5-12400F vs Core 2 Duo E6540
Aggregate performance score
Core i5-12400F outperforms Core 2 Duo E6540 by a whopping 2308% based on our aggregate benchmark results.
Primary details
Comparing Core 2 Duo E6540 and Core i5-12400F processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2862 | 615 |
| Place by popularity | not in top-100 | 4 |
| Cost-effectiveness evaluation | no data | 45.55 |
| Market segment | Desktop processor | Desktop processor |
| Power efficiency | 0.74 | 17.90 |
| Architecture codename | no data | Alder Lake-S (2022) |
| Release date | 1 July 2007 (17 years ago) | 4 January 2022 (2 years ago) |
| Launch price (MSRP) | no data | $180 |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Core 2 Duo E6540 and Core i5-12400F 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 | no data | 12 |
| Base clock speed | 2.33 GHz | 2.5 GHz |
| Boost clock speed | no data | 4.4 GHz |
| Bus rate | 1333 MHz | no data |
| L1 cache | no data | 80K (per core) |
| L2 cache | no data | 1.25 MB (per core) |
| L3 cache | 4 MB L2 Cache | 18 MB (shared) |
| Chip lithography | 65 nm | Intel 7 nm |
| Die size | no data | 163 mm2 |
| Maximum core temperature | 72 °C | 100 °C |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
| VID voltage range | 0.85V-1.5V | no data |
Compatibility
Information on Core 2 Duo E6540 and Core i5-12400F 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 | no data | 1 |
| Socket | PLGA775 | FCLGA1700 |
| Power consumption (TDP) | 65 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo E6540 and Core i5-12400F. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 |
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | - | 2.0 |
| Hyper-Threading Technology | - | + |
| TSX | - | + |
| Idle States | + | + |
| Thermal Monitoring | + | + |
| Demand Based Switching | - | no data |
| Turbo Boost Max 3.0 | no data | - |
| FSB parity | - | no data |
| Deep Learning Boost | - | + |
Security technologies
Core 2 Duo E6540 and Core i5-12400F technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | + |
| Secure Key | no data | + |
| OS Guard | no data | + |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Duo E6540 and Core i5-12400F are enumerated here.
| AMD-V | - | + |
| VT-d | no data | + |
| VT-x | + | + |
| EPT | no data | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6540 and Core i5-12400F. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR5-4800, DDR4-3200 |
| Maximum memory size | no data | 128 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 76.8 GB/s |
Peripherals
Specifications and connection of peripherals supported by Core 2 Duo E6540 and Core i5-12400F.
| PCIe version | no data | 5.0 and 4.0 |
| PCI Express lanes | no data | 20 |
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 | 0.53 | 12.76 |
| Recency | 1 July 2007 | 4 January 2022 |
| Physical cores | 2 | 6 |
i5-12400F has a 2307.5% higher aggregate performance score, an age advantage of 14 years, and 200% more physical cores.
The Core i5-12400F is our recommended choice as it beats the Core 2 Duo E6540 in performance tests.
Should you still have questions on choice between Core 2 Duo E6540 and Core i5-12400F, ask them in Comments section, and we shall answer.
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