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LeEco Le, Yu, etc., use them in smartphones. Acer, Asus, Lenovo, Amazon Fire HD, QMobile are some
of the other manufacturers that use MediaTek processors in their tablets.

Helio X30 and Helio X27, the latest from the company’s stable, use 10 nm and 20 nm processors
respectively. Both are deca core with 2 dual core and a single dual core built inside the processor.
8.16.6 HiSilicon

HiSilicon is a Chinese company specializing in semiconductor
technology. The company, owned by Huawei, creates chips
based on ARM architecture. It is the largest domestic integrated
circuit designer in China.

Some of the processors released by HiSilicon are K3V1, K3V2,
K3V2E, Kirin 620, Kirin 650, Kirin 910, Kirin 920, Kirin 930,
Kirin 950 and Kirin 960. Some of the devices with Kirin 950 are
Honor 8, Huawei mate 8 and Huawei MediaPad M3.
Kirin 960 is the latest model to be released in the series. It is built on 64-bit ARM architecture on
16 nm FinFET technology. The processor is quad core capable of attaining a speed of 2.4GHz.

8.16.7 Samsung Exynos

Exynos is a brand of Samsung Electronics which makes
processors based on ARM architecture. Some of the
processors in the series are Exynos 7 Dual, Exynos 7420,
Exynos 7 Octa 7580, Exynos 7 Octa 7870.

Exynos 8 Octa 8890 is the latest processor from Exynos.
The processor is equipped with Octa Core on 64-bit ARM
architecture with Mali GPU. The processor is capable of
running at a speed of 2.3 GHz with support for 3D gaming and 4K UHD resolution. The chips are
built on 14 nm technology. Exynos 8 Octa 8890 is used in Samsung Galaxy S6 and S6 edge.

8.17 ELECTRONIC MAIL (EMAIL)

Email is a method of exchanging digital messages from a sender to one or more recipients. Some
common email protocols are:
• Internet Message Access Protocol (IMAP): A protocol for receiving email messages on the
internet.

• Post Office Protocol Version 3 (POP3): A protocol used by email clients to retrieve messages
Computer Science with Python–XII 8.40 • Simple Mail Transfer Protocol (SMTP): A protocol used for sending email messages on the
from remote servers.

internet.
• GOPHER: Another tool of the internet is Gopher, a menu-based program that enables us to
browse for information without knowing where the material is located. It lets us search a list of
resources and then sends the material to us.