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Main image of ASUS ROG STRIX X870E-H S MIKU motherboard & AMD Ryzen 9 9900X3D CPU Combo, GAMING WIFI7 HATSUNE MIKU EDITION, AMD X870E ATX motherboard, Core Flex, DDR5, PCIe 5.0, dual USB4

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ASUS ROG STRIX X870E-H S MIKU motherboard & AMD Ryzen 9 9900X3D CPU Combo, GAMING WIFI7 HATSUNE MIKU EDITION, AMD X870E ATX motherboard, Core Flex, DDR5, PCIe 5.0, dual USB4

Item #: 9SIVMWBM8M3836
Mfr. Part #: ROG STRIX X870E-H S MIKU+R9 9900X3D
UNSPSC: 43201513

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Motherboard & CPU Combo
Motherboard:ROG STRIX X870E-H S MIKU
connectivity needed for demanding AI applications
AMD AM5 Socket: Ready for AMD Ryzen 9000, 8000 and 7000 series desktop processors
Intelligent Control: ASUS AI Advisor, AI Cache Boost, AI Cooling II, AI Networking II and AEMP to simplify setup and improve performance
Robust Power Solution: 16+2+1 power solution rated for 80A per stage with dual ProCool II power connectors, high-quality alloy chokes and durable capacitors to support multi-core processors
Optimized Thermal Design: Massive heatsinks with integrated I/O cover, and high-conductivity thermal pads
Latest M.2 Support: Two onboard PCIe® 5.0 M.2 slots and two PCIe 4.0 M.2 slots, all with substantial cooling solutions
Abundant Connectivity: Dual USB4® Type-C ports, USB 20Gbps Type-C® front-panel connector, one USB 10Gbps Type-C® rear I/O port with PD 3.0 up to 30W and USB Wattage Watcher, three additional USB 10Gbps ports
AMD Ryzen 9 9900X3D CPU
TSMC 4nm FinFET Granite Ridge (Zen 5) 120W
128MB L3 Cache
12MB L2 Cache
AMD Radeon Graphics

Overview

Specs

Reviews

Motherboard & CPU Combo

Motherboard:ROG STRIX X870E-H S MIKU

connectivity needed for demanding AI applications

AMD AM5 Socket: Ready for AMD Ryzen 9000, 8000 and 7000 series desktop processors

Intelligent Control: ASUS AI Advisor, AI Cache Boost, AI Cooling II, AI Networking II and AEMP to simplify setup and improve performance

Robust Power Solution: 16+2+1 power solution rated for 80A per stage with dual ProCool II power connectors, high-quality alloy chokes and durable capacitors to support multi-core processors

Optimized Thermal Design: Massive heatsinks with integrated I/O cover, and high-conductivity thermal pads

Latest M.2 Support: Two onboard PCIe® 5.0 M.2 slots and two PCIe 4.0 M.2 slots, all with substantial cooling solutions

Abundant Connectivity: Dual USB4® Type-C ports, USB 20Gbps Type-C® front-panel connector, one USB 10Gbps Type-C® rear I/O port with PD 3.0 up to 30W and USB Wattage Watcher, three additional USB 10Gbps ports

AMD Ryzen 9 9900X3D CPU

TSMC 4nm FinFET Granite Ridge (Zen 5) 120W

128MB L3 Cache

12MB L2 Cache

AMD Radeon Graphics

Model
Brand	ASUS
Series	ROG STRIX
Model	ROG STRIX X870E-H S MIKU+R9 9900X3D
Part Number	ROG STRIX X870E-H S MIKU+R9 9900X3D

Supported CPU
CPU Socket Type	AM5
CPU Type	AMD Socket AM5 for AMD Ryzen 9000 & 8000 & 7000 Series Desktop Processors

Chipsets
Chipset	AMD X870E

Memory
Number of Memory Slots	4x288pin (DDR5)
Memory Standard	Supports up to 8000+MT/s(OC)
Maximum Memory Supported	256GB
Channel Supported	Dual Channel

Expansion Slots
PCI Express 5.0 x16	AMD Ryzen 9000 & 7000 Series Desktop Processors* 1 x PCIe 5.0 x16 slot (supports x16 mode) AMD Ryzen 8000 Series Desktop Processors* 1 x PCIe 4.0 x16 slot (supports x8/x4 mode)**
PCI Express 4.0 x16	1 x PCIe 4.0 x16 slot (supports x4 mode)

Storage Devices
Serial ATA (SATA)	4 x SATA 6Gb/s
M.2	Supports 4 x M.2 slots and 4 x SATA 6Gb/s ports AMD Ryzen 9000 & 7000 Series Desktop Processors M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode) M.2_2 slot (Key M), type 2280/22110 (supports PCIe 5.0 x4 mode)* AMD Ryzen 8000 Series Desktop Processors* M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4/x2 mode) M.2_2 slot (Key M), type 2280/22110 (Not supports)** AMD X870E Chipset M.2_3 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode) M.2_4 slot (Key M), type 2280 (supports PCIe 4.0 x4 mode) * M.2_2 shares bandwidth with PCIEX16(G5). When M.2_2 is occupied with SSD device, PCIEX16(G5) will run x8 only. ** M.2_2 will be disabled when using AMD Ryzen 8000 Series Desktop Processors.
SATA RAID	AMD RAIDXpert2 Technology* Ryzen 9000 Series Processors: RAID 0/1/5/10 Ryzen 8000 Series Processors: RAID 0/1 Ryzen 7000 Series Processors: RAID 0/1/10

Onboard Audio
Audio Chipset	Realtek ALC1220P 7.1 Surround Sound High Definition Audio CODEC* - Impedance sense for front and rear headphone outputs - Internal audio Amplifier to enhance the highest quality sound for headphone and speakers - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - High quality 120 dB SNR stereo playback output and 113 dB SNR recording input (Line-in) - Supports up to 32-Bit/192 kHz playback* Audio Features - SupremeFX Shielding Technology - Savitech SV3H712 AMP - Rear optical S/PDIF out port - Premium audio capacitors - Audio cover
Audio Channels	7.1 Channels

Onboard LAN
Max LAN Speed	5Gbps
Wireless LAN	Wi-Fi 802.11 be
Bluetooth	Bluetooth 5.4

Rear Panel Ports
Back I/O Ports	2 x USB4 (40Gbps) ports(2 x USB Type-C) 4 x USB 10Gbps ports (3 x Type-A + 1 x USB Type-C with up to 30W PD/PPS Fast-charge) 6 x USB 5Gbps ports (6 x Type-A) 2 x USB 2.0 ports (2 x Type-A) 1 x HDMI port 1 x Wi-Fi module 1 x Realtek 5Gb Ethernet 2 x Audio jacks 1 x Optical S/PDIF out port 1 x BIOS FlashBack button 1 x Clear CMOS button

Internal I/O Connectors
Onboard USB	1 x USB 20Gbps connector (supports USB Type-C) 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports 2 x USB 2.0 headers support 4 additional USB 2.0 ports
Other Connectors	Fan and Cooling Related 1 x 4-pin CPU Fan header 1 x 4-pin CPU OPT Fan header 1 x 4-pin AIO Pump header 5 x 4-pin Chassis Fan headers Miscellaneous 3 x Addressable RGB Gen 2 headers 1 x Chassis Intrusion header 1 x CPU Over voltage jumper 1 x Front Panel Audio header (F_AUDIO) 1 x Start button 1 x 10-1 pin Front Panel System header 1 x Thermal Sensor header

Physical Spec
Form Factor	ATX
Dimensions (W x L)	12.0" x 9.6"
Power Pin	1 x 24-pin Main Power connector 2 x 8-pin +12V CPU Power connector

Software Feature
BIOS Feature	256 Mb Flash ROM, UEFI AMI BIOS
Software	ROG Exclusive Software - ROG CPU-Z - Dolby Atmos ASUS Exclusive Software Armoury Crate - Aura Creator - Aura Sync - Fan Xpert 4 (with AI Cooling II) - GameFirst ASUS AI Advisor ASUS DriverHub - AIDA64 Extreme (60 days free trial) - HWiNFO ASUS GlideX USB Wattage Watcher TurboV Core Adobe Creative Cloud (Free Trial) Norton 360 for Gamers (60 Days Free Trial) WinRAR (40 Days Free Trial) UEFI BIOS AI Overclocking Guide AI Cache Boost ASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash 3 - ASUS UEFI BIOS EZ Mode - ASUS MyHotkey FlexKey
Windows 11	Supported

Features
Features	Extreme Engine Digi+ - 5K Black metallic capacitors ASUS Q-Design - M.2 Q-Latch - M.2 Q-Release - PCIe Slot Q-Release - Q-Antenna - Q-Dashboard - Q-DIMM - Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green]) - Q-Slot ASUS Thermal Solution - M.2 heatsink - VRM heatsink design ASUS EZ DIY - BIOS FlashBack button - BIOS FlashBack LED - Clear CMOS button - ProCool II - Pre-mounted I/O shield - SafeSlot - SafeDIMM Aura Sync -Addressable RGB Gen 2 headers

Additional Information
First Listed on Newegg	October 13, 2026

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ASUS ROG STRIX X870E-H S MIKU motherboard & AMD Ryzen 9 9900X3D CPU Combo, GAMING WIFI7 HATSUNE MIKU EDITION, AMD X870E ATX motherboard, Core Flex, DDR5, PCIe 5.0, dual USB4

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Item#: 9SIVMWBM8M3836

Meet Your Seller

ASUS ROG STRIX X870E-H S MIKU motherboard & AMD Ryzen 9 9900X3D CPU Combo, GAMING WIFI7 HATSUNE MIKU EDITION, AMD X870E ATX motherboard, Core Flex, DDR5, PCIe 5.0, dual USB4

Learn more about the ASUS ROG STRIX X870E-H S MIKU+R9 9900X3D

Customer Reviews of the ASUS ROG STRIX X870E-H S MIKU+R9 9900X3D

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