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ASUS ROG STRIX B860-I GAMING WIFI B860 LGA 1851 mITX Mini-ITX motherboard, Intel Core Ultra Series 2 Ready, Advanced AI ready, 10+1+2+1 stage, DDR5, 2.5G LAN, WiFi7, M.2, Thunderbolt 4, USB Type-C
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- Ready for Advanced AI PCs: Designed for the future of AI computing, with the power and connectivity needed for demanding AI applications
- Intel LGA 1851 Socket: Ready for Intel Core Ultra processors (Series 2)
- Exclusive AI & memory technologies: ASUS AI Advisor, ASUS-exclusive AI Networking II, DIMM Fit and AEMP III to simplify setup and improve performance
- Robust Power Solution: 10(80A)+1(80A)+2(80A)+1(80A) power stages with ProCool power connectors, MicroFine alloy chokes and premium metallic capacitors
- Optimized Thermal Design: Massive heatsinks with integrated I/O cover, high-conductivity thermal pads, and connected with an L-shaped heatpipe
- Latest M.2 Support: Two onboard PCIe 5.0 M.2 slots, one cooled by a large heatsink to maximize performance, and the other for additional storage
- Abundant Connectivity: One Thunderbolt 4 USB Type-C port, one USB 20Gbps connector, two USB 10Gbps ports, PCIe 5.0 x16 SafeSlot, and full support for next-gen graphics card, HDMI 2.1
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Overview
Specs
Reviews (22)
ASUS ROG STRIX B860-I GAMING WIFI B860 LGA MITX MINI-ITX DDR5
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 3 years
- Limited Warranty period (labor): 3 years
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- Return for refund within: 30 days
- Return for replacement within: 30 days
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Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-510-739-3777
- Support Website
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The ASUS ROG STRIX B860-I GAMING WIFI is a Mini-ITX motherboard for Intel Core Ultra Series 2 processors, suited to compact gaming PCs that need DDR5 memory, a PCIe 5.0 x16 graphics slot, and Wi-Fi 7 connectivity.
Recommended For
- Builders planning a compact Mini-ITX gaming PC around an Intel Core Ultra Series 2 processor who want a full-size graphics card and onboard Wi-Fi 7 without moving to a larger motherboard. Reviews have tested it in small-form-factor builds and found its power delivery suitable for high-end CPUs.
- Small-form-factor PC builders who need fast connections for external storage, docks, or displays: the board combines Thunderbolt 4, another 20Gbps USB-C port, Wi-Fi 7, and 2.5Gb Ethernet in a Mini-ITX layout.
- DIY enthusiasts building a compact Intel system who want to tune DDR5 memory and use PCIe 5.0 storage. A hands-on review tested high memory speeds on this board, while noting that CPU overclocking is not the B860 chipset’s focus.
- Users assembling a compact workstation or gaming PC who want a single graphics card plus up to two onboard M.2 drives and four SATA drives, without needing multiple expansion-card slots.
Real-World Use Scenarios
- Building a compact Intel gaming PC around a discrete graphics card: the Mini-ITX board supports a Core Ultra Series 2 processor and full-size graphics card, so the finished system can fit a small-form-factor case; game performance will depend on the chosen CPU, GPU, cooling, and case.
- Setting up a small desktop for work, study, and everyday gaming: its Mini-ITX size helps keep the PC footprint compact, while onboard Wi-Fi or wired Ethernet and multiple USB ports support a typical desk setup without a separate network card.
- Using a fast external SSD or other USB-C peripherals at a compact workstation: the rear Thunderbolt 4 and 20Gbps USB-C ports provide high-speed connection options, though actual transfer speeds depend on the connected device and workload.
- Keeping games, applications, and files on separate internal drives in a small PC: two M.2 slots plus four SATA ports allow a build to combine NVMe storage with additional SATA drives, subject to space and drive support in the chosen case.
- Building where running an Ethernet cable is inconvenient: onboard Wi-Fi can connect the PC wirelessly, while the 2.5Gb Ethernet port is available for a wired connection when the router and network support it; real-world speeds vary with network equipment and conditions.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Compact desktop builds using Intel Core Ultra Series 2 processors, with DDR5 memory, PCIe expansion, and onboard wireless networking |
| Processor And Platform | Intel B860 chipset with an LGA 1851 socket for Intel Core Ultra Processors (Series 2) |
| Memory Configuration | Two DDR5 DIMM slots support up to 96GB in dual-channel configuration, with speeds up to 9066+ MT/s (OC), Intel XMP 3.0, DIMM Fit, and ASUS Enhanced Memory Profile III |
| Expansion And Storage | One PCIe 5.0 x16 slot; two M.2 slots (one PCIe 5.0 x4 and one PCIe 4.0 x4) and four SATA 6Gb/s ports, with SATA RAID 0/1/5/10 support |
| High-Speed I/O And Displays | Rear I/O includes Thunderbolt 4 and USB 20Gbps Type-C, USB 10Gbps and USB 5Gbps Type-A, two USB 2.0 Type-A ports, DisplayPort, and HDMI; onboard headers add USB Type-C, two USB 5Gbps ports, and two USB 2.0 ports |
| Wired And Wireless Networking | Intel 2.5Gb Ethernet, Wi-Fi 802.11be, and Bluetooth 5.4 |
| Audio | Realtek ALC1220P 7.1-channel HD audio with SupremeFX shielding, Savitech amplifier, rear optical S/PDIF, and support for up to 32-bit/192kHz playback; 7.1 output requires a chassis with a front-panel HD audio module |
| Cooling And Internal Headers | CPU fan, AIO pump, and chassis fan headers, plus addressable Gen 2 headers and a thermal sensor header |
| Form Factor And Power | Mini-ITX motherboard measuring 6.7 × 6.7 inches, with a 24-pin main power connector and an 8-pin +12V CPU power connector |
| Model Identifiers | ASUS ROG STRIX B860-I GAMING WIFI; part number 90MB1JB0-M0AAY0 |