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ASUS Zenith Extreme Alpha (AMD X399) Motherboard Review (Page 4)

By Steven Bassiri from Mar 18, 2019 @ 10:00 CDT
TweakTown Rating: 95%Manufacturer: ASUS

X399-Aorus Gaming 9 Circuit Analysis Continued

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A Realtek ALC1220 audio codec is used in conjunction with an ESS Sabre 9018Q2C, and Nichicon audio capacitors.

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A 10Gbit NBase-T AQC107 which offers up to 10Gbig, 5Gbit, 1Gbit, and 100Mbit speeds, and they added an Intel i211AT for Gbit LAN. An Intel Wireless AC 9260 rated up to 1.733Gbps with BT 5.0 is included.

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Rear USB 3.1 comes from two ASMedia ASM3142 along with an ASM1543 switch that controls the type-C port. The internal USB 3.1 header gets re-driven USB 3.1 from a Pericom PI3EQX.

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Above is the second ASM3142. We also find an ASMedia ASM1061 used to provide extra SATA ports.

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A chip labeled BIOS is responsible for USB BIOS Flashback. One of the clock generators is the ICS 9VRS4883BKLF.

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A second clock generator is the ICS 9DB833AGILF. An Aura chip controls RGB LEDs.

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A STMicro STM32F is used to control the OLED. The ROG chip you see above is most likely used for OC features and to expand fan control and the like.

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The main SUperIO is the IT8665E.

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