ASRock B860 Challenger WiFi 7 LGA1851 ATX Motherboard, White
Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Processor | |
| Processor manufacturer | Intel |
| Memory | |
| Maximum internal memory | 256 GB |
| ECC | ![]() |
| Non-ECC | ![]() |
| Supported memory types | DDR5 |
| Unbuffered memory | ![]() |
| Number of memory slots | 4 |
| Supported memory clock speed (max) | 8666 MHz |
| Networking | |
| Bluetooth version | 5.4 |
| Ethernet LAN | ![]() |
| Bluetooth | ![]() |
| Wi-Fi | ![]() |
| Internal I/O | |
| CPU fan connector | ![]() |
| ATX Power connector (24-pin) | ![]() |
| Front panel audio connector | ![]() |
| TPM connector | ![]() |
| EPS power connector (8-pin) | ![]() |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Front panel connector | ![]() |
| RGB LED pin header | ![]() |
| Back panel I/O ports | |
| Ethernet LAN (RJ-45) ports | 1 |
| WiFi-AP antenna jack | 2 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 1 |
| Storage controllers | |
| RAID support | ![]() |
| Expansion slots | |
| PCI Express x16 slots | 2 |
| Number of M.2 (M) slots | 1 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| PCI Express x16 (Gen 5.x) slots | 1 |
| BIOS | |
| Clear CMOS button | ![]() |
| Features | |
| Motherboard form factor | ATX |
| Component for | PC |
| Audio chip | Realtek ALC897 |
| EAN | 4711581494183 |
The ASRock 90-MXBUB0-A0UAYZ is an ATX motherboard designed around the Intel B860 chipset for the LGA1851 socket, providing native support for Intel Core Ultra Series 2 processors. It accommodates up to 256 GB of dual-channel DDR5 memory across four DIMM slots, enabling high-capacity configurations for multitasking and demanding applications. The board incorporates an aluminum heatsink over key power delivery components to maintain thermal stability during sustained workloads, establishing a reliable foundation for performance-oriented PC builds.
Expansion capabilities are centered on a primary PCIe 5.0 x16 slot, ready for next-generation graphics cards. The motherboard supports high-speed storage through interfaces for both PCIe Gen5 and PCIe Gen4 M.2 NVMe SSDs. For connectivity, it integrates a 2.5GbE LAN port for fast wired networking, alongside Wi-Fi 7 and Bluetooth 5.4 for comprehensive wireless options. Build-centric features include an integrated I/O shield and a tool-less M.2 installation mechanism, which simplify the assembly process for system builders.
Key Features:- Supports Intel Core Ultra Series 2 processors with LGA1851 socket
- Utilizes the Intel B860 chipset
- ATX form factor for standard mid-tower and full-tower case compatibility
- Features four DDR5 DIMM slots with support for up to 256 GB
- Accommodates memory clock speeds up to 8666 MHz
- Provides one PCIe 5.0 x16 and one PCIe 4.0 x16 expansion slot
- Equipped with 2.5GbE LAN, Wi-Fi 7, and Bluetooth 5.4
- Includes a Realtek ALC897 audio chipset
- Features one HDMI 2.1 and one USB Type-C port on the rear I/O panel
- Provides standard 24-pin ATX and 8-pin EPS power connectors
- Offers internal headers for RGB lighting and front panel audio
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