Core 2 Duo E6400 vs Pentium N3540
Primary details
Comparing Pentium N3540 and Core 2 Duo E6400 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2643 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Desktop processor |
| Series | Intel Pentium | no data |
| Power efficiency | 9.55 | no data |
| Architecture codename | Bay Trail-M (2013−2014) | Conroe (2006−2007) |
| Release date | 22 May 2014 (10 years ago) | July 2006 (18 years ago) |
| Launch price (MSRP) | $251 | no data |
Detailed specifications
Pentium N3540 and Core 2 Duo E6400 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 | 4 (Quad-Core) | 2 (Dual-core) |
| Threads | 4 | 2 |
| Base clock speed | 2.16 GHz | 2.13 GHz |
| Boost clock speed | 2.66 GHz | 2.13 GHz |
| Bus rate | no data | 1066 MHz |
| L1 cache | 224 KB | 64 KB |
| L2 cache | 2 MB | 2 MB |
| L3 cache | 2 MB L2 Cache | 0 KB |
| Chip lithography | 22 nm | 65 nm |
| Die size | no data | 143 mm2 |
| Maximum core temperature | 100 °C | 61 °C |
| Number of transistors | no data | 291 million |
| 64 bit support | + | + |
| Windows 11 compatibility | - | - |
| VID voltage range | no data | 0.85V-1.5V |
Compatibility
Information on Pentium N3540 and Core 2 Duo E6400 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 | FCBGA1170 | LGA775,PLGA775 |
| Power consumption (TDP) | 7.5 Watt | 65 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Pentium N3540 and Core 2 Duo E6400. You'll probably need this information if you require some particular technology.
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | - |
| Hyper-Threading Technology | - | - |
| Idle States | + | + |
| Thermal Monitoring | - | + |
| Demand Based Switching | no data | - |
| Smart Connect | + | no data |
| FSB parity | no data | - |
Security technologies
Pentium N3540 and Core 2 Duo E6400 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | no data | - |
| EDB | + | + |
| Secure Key | + | no data |
| Anti-Theft | - | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Pentium N3540 and Core 2 Duo E6400 are enumerated here.
| VT-d | - | no data |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Pentium N3540 and Core 2 Duo E6400. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3L-1333 | DDR1, DDR2, DDR3 |
| Maximum memory size | 8 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 21.32 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel® HD Graphics for Intel Atom® Processor Z3700 Series | no data |
| Quick Sync Video | + | - |
| Graphics max frequency | 896 MHz | no data |
Graphics interfaces
Available interfaces and connections of Pentium N3540 and Core 2 Duo E6400 integrated GPUs.
| Number of displays supported | 2 | no data |
Graphics API support
APIs supported by Pentium N3540 and Core 2 Duo E6400 integrated GPUs, sometimes API versions are included.
| DirectX | 11.2 | no data |
Peripherals
Specifications and connection of peripherals supported by Pentium N3540 and Core 2 Duo E6400.
| PCIe version | 2.0 | no data |
| PCI Express lanes | 4 | no data |
| USB revision | 3.0 and 2.0 | no data |
| Total number of SATA ports | 2 | no data |
| Number of USB ports | 5 | no data |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
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.
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Pros & cons summary
| Physical cores | 4 | 2 |
| Threads | 4 | 2 |
| Chip lithography | 22 nm | 65 nm |
| Power consumption (TDP) | 7 Watt | 65 Watt |
Pentium N3540 has 100% more physical cores and 100% more threads, a 195.5% more advanced lithography process, and 828.6% lower power consumption.
We couldn't decide between Pentium N3540 and Core 2 Duo E6400. We've got no test results to judge.
Be aware that Pentium N3540 is a notebook processor while Core 2 Duo E6400 is a desktop one.
Should you still have questions on choice between Pentium N3540 and Core 2 Duo E6400, ask them in Comments section, and we shall answer.
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