Atom x7425E vs Core 2 Duo E6540
Aggregate performance score
Atom x7425E outperforms Core 2 Duo E6540 by a whopping 589% based on our aggregate benchmark results.
Primary details
Comparing Core 2 Duo E6540 and Atom x7425E processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 2843 | 1505 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Desktop processor | Laptop |
| Power efficiency | 0.74 | 27.68 |
| Architecture codename | no data | Gracemont (2023) |
| Release date | 1 July 2007 (17 years ago) | 3 January 2023 (1 year ago) |
Detailed specifications
Core 2 Duo E6540 and Atom x7425E 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) | 4 (Quad-Core) |
| Threads | no data | 4 |
| Base clock speed | 2.33 GHz | 1.5 GHz |
| Boost clock speed | no data | 3.4 GHz |
| Bus rate | 1333 MHz | no data |
| L1 cache | no data | 96K (per core) |
| L2 cache | no data | 2 MB (shared) |
| L3 cache | 4 MB L2 Cache | 6 MB (shared) |
| Chip lithography | 65 nm | 10 nm |
| Maximum core temperature | 72 °C | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | no data |
| VID voltage range | 0.85V-1.5V | no data |
Compatibility
Information on Core 2 Duo E6540 and Atom x7425E 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 | Intel BGA 1744 |
| Power consumption (TDP) | 65 Watt | 12 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo E6540 and Atom x7425E. You'll probably need this information if you require some particular technology.
| AES-NI | - | + |
| AVX | - | + |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | - | no data |
| Hyper-Threading Technology | - | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Demand Based Switching | - | no data |
| FSB parity | - | no data |
| Status | Discontinued | no data |
Security technologies
Core 2 Duo E6540 and Atom x7425E technologies aimed at improving security, for example, by protecting against hacks.
| TXT | - | + |
| EDB | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core 2 Duo E6540 and Atom x7425E are enumerated here.
| VT-d | no data | + |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core 2 Duo E6540 and Atom x7425E. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | no data | DDR4, DDR5 4800 MHz Single-channel |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | no data | Intel UHD Graphics 24EU |
Peripherals
Specifications and connection of peripherals supported by Core 2 Duo E6540 and Atom x7425E.
| PCIe version | no data | 3.0 |
| PCI Express lanes | no data | 9 |
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 | 3.65 |
| Recency | 1 July 2007 | 3 January 2023 |
| Physical cores | 2 | 4 |
| Chip lithography | 65 nm | 10 nm |
| Power consumption (TDP) | 65 Watt | 12 Watt |
Atom x7425E has a 588.7% higher aggregate performance score, an age advantage of 15 years, 100% more physical cores, a 550% more advanced lithography process, and 441.7% lower power consumption.
The Atom x7425E is our recommended choice as it beats the Core 2 Duo E6540 in performance tests.
Note that Core 2 Duo E6540 is a desktop processor while Atom x7425E is a notebook one.
Should you still have questions on choice between Core 2 Duo E6540 and Atom x7425E, ask them in Comments section, and we shall answer.
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