Atom Z2520 vs i5-4340M
Primary details
Comparing Core i5-4340M and Atom Z2520 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1860 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | Intel Core i5 | no data |
| Power efficiency | 5.45 | no data |
| Architecture codename | Haswell (2013−2015) | Clovertrail (2013) |
| Release date | 19 January 2014 (10 years ago) | 27 February 2013 (11 years ago) |
| Launch price (MSRP) | $266 | no data |
Detailed specifications
Core i5-4340M and Atom Z2520 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) | 2 (Dual-core) |
| Threads | 4 | 4 |
| Base clock speed | 2.9 GHz | 1.2 GHz |
| Boost clock speed | 3.6 GHz | 1.2 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 128 KB | 64 KB (per core) |
| L2 cache | 512 KB | 512 KB (per core) |
| L3 cache | 3 MB | 0 KB |
| Chip lithography | 22 nm | 32 nm |
| Die size | 130 mm2 | 65 mm2 |
| Maximum core temperature | 100 °C | 90 °C |
| Number of transistors | 960 Million | 140 million |
| 64 bit support | + | - |
| Windows 11 compatibility | - | - |
Compatibility
Information on Core i5-4340M and Atom Z2520 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 | FCPGA946 | FC-MB4760 |
| Power consumption (TDP) | 37 Watt | 3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i5-4340M and Atom Z2520. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| AES-NI | + | - |
| AVX | + | - |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Turbo Boost Technology | 2.0 | no data |
| Hyper-Threading Technology | + | + |
| Idle States | no data | + |
| Thermal Monitoring | + | + |
| PAE | no data | 32 Bit |
| Smart Idle | no data | + |
Security technologies
Core i5-4340M and Atom Z2520 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
| EDB | + | no data |
| Secure Key | + | no data |
| Identity Protection | + | - |
| Anti-Theft | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i5-4340M and Atom Z2520 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 i5-4340M and Atom Z2520. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR2 |
| Maximum memory size | 32 GB | 2 GB |
| Max memory channels | 2 | 2 |
| Maximum memory bandwidth | 25.6 GB/s | 8.5 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD Graphics 4600 | SGX 544MP2 |
| Max video memory | 2 GB | no data |
| Quick Sync Video | + | - |
| Clear Video HD | + | no data |
| Graphics max frequency | 1.25 GHz | no data |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Core i5-4340M and Atom Z2520 integrated GPUs.
| Number of displays supported | 3 | 2 |
| eDP | + | no data |
| DisplayPort | + | - |
| HDMI | + | - |
Graphics image quality
Maximum display resolutions supported by Core i5-4340M and Atom Z2520 integrated GPUs, including resolutions over different interfaces.
| Max resolution over HDMI 1.4 | 3840x2160@60Hz | no data |
| Max resolution over DisplayPort | 3840x2160@60Hz | no data |
| Max resolution over VGA | 2880x1800@60Hz | no data |
Graphics API support
APIs supported by Core i5-4340M and Atom Z2520 integrated GPUs, sometimes API versions are included.
| DirectX | 11.2/12 | no data |
| OpenGL | 4.3 | no data |
Peripherals
Specifications and connection of peripherals supported by Core i5-4340M and Atom Z2520.
| PCIe version | 3 | no data |
| PCI Express lanes | 16 | no data |
| USB revision | no data | 2.0 OTG, USB-SPH 2.0 |
| Number of USB ports | no data | 2 |
| UART | no data | 3 |
Pros & cons summary
| Recency | 19 January 2014 | 27 February 2013 |
| Chip lithography | 22 nm | 32 nm |
| Power consumption (TDP) | 37 Watt | 3 Watt |
i5-4340M has an age advantage of 10 months, and a 45.5% more advanced lithography process.
Atom Z2520, on the other hand, has 1133.3% lower power consumption.
We couldn't decide between Core i5-4340M and Atom Z2520. We've got no test results to judge.
Should you still have questions on choice between Core i5-4340M and Atom Z2520, ask them in Comments section, and we shall answer.
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