Atom Z2520 vs i7-8665UE
Contents
Primary details
Comparing processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 1938 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.78 | no data |
| Market segment | Laptop | Laptop |
| Power efficiency | 7.79 | no data |
| Designer | Intel | Intel |
| Manufacturer | Intel | Intel |
| Architecture codename | Whiskey Lake-U (2018−2019) | Clovertrail (2013) |
| Release date | 1 October 2018 (7 years ago) | 27 February 2013 (13 years ago) |
| Launch price (MSRP) | $409 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Performance to price scatter graph
Detailed specifications
Basic parameters of Core i7-8665UE and Atom Z2520: 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 | 8 | 4 |
| Base clock speed | 1.7 GHz | 1.2 GHz |
| Boost clock speed | 4.4 GHz | 1.2 GHz |
| L1 cache | 64 KB (per core) | 64 KB (per core) |
| L2 cache | 256 KB (per core) | 512 KB (per core) |
| L3 cache | 8 MB (shared) | 0 KB |
| Chip lithography | 14 nm | 32 nm |
| Die size | no data | 65 mm2 |
| Maximum core temperature | no data | 90 °C |
| Number of transistors | no data | 140 million |
| 64 bit support | + | - |
| Windows 11 compatibility | + | - |
Compatibility
Information on Core i7-8665UE 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 | Intel BGA 1528 | FC-MB4760 |
| Power consumption (TDP) | 15 Watt | 3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Core i7-8665UE and Atom Z2520. You'll probably need this information if you require some particular technology.
| Instruction set extensions | no data | Intel® SSE2, Intel® SSE3, Intel® SSSE3 |
| AES-NI | + | - |
| AVX | + | - |
| vPro | + | no data |
| Enhanced SpeedStep (EIST) | + | + |
| Hyper-Threading Technology | no data | + |
| TSX | + | - |
| Idle States | no data | + |
| Thermal Monitoring | - | + |
| PAE | no data | 32 Bit |
| Smart Idle | no data | + |
Security technologies
Core i7-8665UE and Atom Z2520 technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Core i7-8665UE and Atom Z2520 are enumerated here.
| VT-d | + | no data |
| VT-x | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Core i7-8665UE and Atom Z2520. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3, DDR4 | DDR2 |
| Maximum memory size | no data | 2 GB |
| Max memory channels | no data | 2 |
| Maximum memory bandwidth | no data | 8.5 GB/s |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel UHD Graphics 620 | SGX 544MP2 |
Graphics interfaces
Available interfaces and connections of Core i7-8665UE and Atom Z2520 integrated GPUs.
| Number of displays supported | no data | 2 |
Peripherals
Specifications and connection of peripherals supported by Core i7-8665UE and Atom Z2520.
| PCIe version | 3.0 | 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 | 1 October 2018 | 27 February 2013 |
| Physical cores | 4 | 2 |
| Threads | 8 | 4 |
| Chip lithography | 14 nm | 32 nm |
| Power consumption (TDP) | 15 Watt | 3 Watt |
i7-8665UE has an age advantage of 5 years, 100% more physical cores and 100% more threads, and a 129% more advanced lithography process.
Atom Z2520, on the other hand, has 400% lower power consumption.
We couldn't decide between Intel Core i7-8665UE and Intel Atom Z2520. We've got no test results to judge.
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