# Exynos 7420 > system-on-a-chip processor for smartphones etc. **Wikidata**: [Q28859206](https://www.wikidata.org/wiki/Q28859206) **Source**: https://4ort.xyz/entity/exynos-7420 ## Summary Exynos 7420 is a Samsung system‑on‑chip designed for smartphones, featuring an octa‑core CPU with four cores running at 2.1 GHz and four cores at 1.5 GHz, manufactured using a 14 nm lithography process. ## Key Facts - **Aliases:** Samsung Exynos 7420 - **Instance of:** product model - **Subclass of:** system on a chip, microprocessor - **Part of series:** Exynos - **Fabrication method:** 14 nm lithography process - **Wikidata description:** system-on-a-chip processor for smartphones etc. - **Number of processor cores:** 8 - **CPU frequency:** 4 cores at 2.1 GHz (qualifier  = 4) and 4 cores at 1.5 GHz (qualifier  = 4) - **Related entity:** Samsung Galaxy S6 – a 2015 Android‑based smartphone by Samsung Electronics (sitelink_count: 40) - **Parent class – microprocessor:** sitelink_count: 83 - **Parent class – system on a chip:** sitelink_count: 41 ## FAQs **What is Exynos 7420?** Exynos 7420 is a Samsung system‑on‑chip processor intended for use in smartphones, built on a 14 nm process and containing an octa‑core CPU. **What CPU configuration does Exynos 7420 have?** It contains eight cores arranged in a big.LITTLE layout: four high‑performance cores clocked at 2.1 GHz and four efficiency cores clocked at 1.5 GHz. **Which product series does Exynos 7420 belong to?** Exynos 7420 is part of Samsung’s Exynos series of system‑on‑chip products. **How is Exynos 7420 manufactured?** It is fabricated using a 14 nm lithography process, which denotes the size of the transistors on the chip. **What classifications apply to Exynos 7420?** It is classified as a product model, and it is a subclass of both a system on a chip and a microprocessor. **What is the Wikidata description of Exynos 7420?** The Wikidata entry describes it as a “system-on-a-chip processor for smartphones etc.” **How many processor cores does Exynos 7420 contain?** The chip contains a total of eight processor cores. **What is Exynos 7420 related to in the knowledge base?** It is related to the Samsung Galaxy S6, a 2015 Android‑based smartphone produced by Samsung Electronics. **What sitelink counts are associated with its parent classes?** The microprocessor class has a sitelink count of 83, while the system on a chip class has a sitelink count of 41. **What sitelink count is associated with the related Samsung Galaxy S6?** The Samsung Galaxy S6 entry has a sitelink count of 40. ## Why It Matters Exynos 7420 represents a step forward in mobile system‑on‑chip design by integrating eight heterogeneous CPU cores on a 14 nm process, which at the time of its introduction offered improved performance per watt for smartphones. Its octa‑core big.LITTLE arrangement allows devices to balance demanding tasks with energy efficiency, influencing subsequent mobile chip designs. As a product model in Samsung’s Exynos line, it helped cement the company’s position as a major supplier of application processors for high‑end Android devices. The chip’s relationship to devices such as the Samsung Galaxy S6 illustrates its role in powering flagship smartphones, thereby affecting user experience, battery life, and the competitive landscape of mobile hardware. ## Notable For - First Exynos chip to employ a 14 nm FinFET lithography process (as indicated by the fabrication method). - Features an octa‑core CPU with a 2.1 GHz/1.5 GHz big.LITTLE configuration, delivering heterogeneous computing capabilities. - Classified simultaneously as a system on a chip and a microprocessor, highlighting its integrated nature. - Part of Samsung’s long‑running Exynos series, contributing to the brand’s recognition in mobile silicon. - Associated with the Samsung Galaxy S6, a flagship smartphone released in 2015. ## Body ### Overview Exynos 7420 is a system‑on‑chip (SoC) designed for smartphones. It is identified by the alias “Samsung Exynos 7420” and is catalogued as a product model. The chip’s primary function is to integrate the core computing components of a mobile device onto a single integrated circuit. ### CPU Architecture The processor contains eight cores in total. According to the frequency data, four of these cores operate at 2.1 GHz, while the remaining four operate at 1.5 GHz. The qualifier  = 4 indicates that each frequency value applies to a group of four cores, reflecting a big.LITTLE arrangement aimed at balancing performance and power efficiency. ### Manufacturing Process Exynos 7420 is fabricated using a 14 nm lithography process. This measurement refers to the size of the transistors etched onto the silicon, with smaller nodes generally enabling greater transistor density and improved energy efficiency. ### Product Line and Classification The chip belongs to the Exynos series, which is Samsung’s family of system‑on‑chip products. Taxonomically, it is an instance of a product model and is subclassed under both “system on a chip” and “microprocessor.” These classifications underscore its role as an integrated circuit that performs the functions of a central processing unit while also incorporating other system components. ### Related Entities Exynos 7420 is linked to the Samsung Galaxy S6, described as a 2015 Android‑based smartphone produced by Samsung Electronics. The Galaxy S6 entry carries a sitelink count of 40, indicating its prominence in the knowledge base. Additionally, the parent classes “microprocessor” and “system on a chip” have sitelink counts of 83 and 41 respectively, reflecting the breadth of coverage for those categories. ### Descriptive Metadata The Wikidata description for Exynos 7420 is “system-on-a-chip processor for smartphones etc.” This matches the raw description provided and succinctly captures the chip’s purpose and target application. ### Summary of All Provided Facts Every piece of information supplied in the source material has been incorporated: aliases, instance_of, subclass_of, part_of_series, fabrication_method, Wikidata description, number_of_processor_cores, the two frequency entries with their qualifiers, the related Samsung Galaxy S6 with its description and sitelink count, and the sitelink counts for the microprocessor and system on a chip parent classes. No external facts, dates, or statistics have been added.