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ASRock MB B860M Challenger WiFi LGA 1851 Intel B860 SATA 6Gb/s DDR5 Micro ATX Motherboard
- Supports Intel Core Ultra Processors (Series 2) (LGA1851)
- 10+1+1+1+1 Power Phase, Dr.MOS for VCore+GT+SA
- 4 x DDR5 DIMMs
- Supports Dual Channel, up to 8666+ (OC)
- 1 PCIe 5.0 x16, 1 PCIe 4.0 x16
- Graphics Output Options: 1 HDMI
- Realtek ALC897 7.1 CH HD Audio Codec
- Nahimic Audio
- 1 Blazing M.2 (PCIe Gen5x4)
- 2 Hyper M.2 (PCIe Gen4x4)
- 4 SATA3
- 2 USB 3.2 Gen1 Type-C (1 Rear, 1 Front)
- 8 USB 3.2 Gen1 (6 Rear, 2 Front)
- 6 USB 2.0 (2 Rear, 4 Front)
- Realtek 2.5G LAN
- 802.11be WiFi 7 + Bluetooth
- Supports Lightning Gaming Ports
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Specs
Reviews
Learn more about the Detailed Specifications
| Brand | ASRock |
|---|---|
| Series | Challenger |
| CPU Socket Type | LGA 1851 |
|---|---|
| CPU Type | Intel Core Ultra Processors (Series 2) (LGA1851) |
| Supported CPU Technologies | Hybrid Technology Turbo Boost Max 3.0 Technology Thermal Velocity Boost Adaptive Boost Technology |
| Chipset | Intel B860 |
|---|
| Onboard Video Chipset | Intel Xe LPG Graphics Architecture |
|---|
| Number of Memory Slots | 4x288pin (DDR5) |
|---|---|
| Memory Standard | DDR5 5600 |
| Maximum Memory Supported | 256GB |
| Channel Supported | Dual Channel |
| Memory Performance Profile | Intel XMP 3.0 |
| ECC Supported | Non-ECC |
| Buffer Supported | Un-buffered |
| PCI Express 5.0 x16 | 1 x PCI Express 5.0 x16 |
|---|---|
| PCI Express 4.0 x16 | 1 x PCI Express 4.0 x16 |
| PCI Express x16 | 1 x PCI Express x16 |
| PCI Express x4 | 1 x PCI Express x4 |
| Other Slots | 1 x M.2 Socket (Key E) |
| Serial ATA (SATA) | 4 x SATA 6Gb/s |
|---|---|
| M.2 | 3 x M.2 (Support PCIe 5.0 x4 & PCIe 4.0 x4) |
| SATA RAID | 0/1/5/10 |
| Audio Chipset | Realtek ALC897 |
|---|---|
| Audio Channels | 7.1 Channels |
| LAN Chipset | Realtek RTL8125BG |
|---|---|
| Max LAN Speed | 2.5Gbps |
| Wireless LAN | WiFi IEEE 802.11 a / b / g / n / ac / ax / be |
| Bluetooth | Yes |
| Back I/O Ports | 2 x Antenna Ports, 1 x HDMI, 1 x USB 3.2 Gen1 Type-C, 3 x USB 3.2 Gen1 Type-A, 2 x USB 2.0, 1 x RJ-45 LAN, 3 x HD Audio Jacks |
|---|---|
| Video Ports | HDMI |
| S-Video | 0 |
| HDMI | 1 x HDMI |
| RJ45 | 1 x RJ45 |
| USB 3.1 | 7 x USB 3.1 |
| USB 3.0 | 6 x USB 3.0 |
| USB 1.1/2.0 | 5 x USB 3.0 + 6 x USB 2.0 |
| USB Type-C | 2 x USB 3.2 Gen1 Type-C |
| Audio Ports | 3 Ports |
| Onboard USB | 1 x USB 3.2 Gen1 header, 1 x USB Type-C header with USB 3.2 Gen1, 2 x USB 2.0 headers |
|---|
| Windows 11 | Supported |
|---|
| Form Factor | Micro ATX |
|---|---|
| LED Lighting | None RGB |
| Dimensions (W x L) | 9.6" x 9.6" |
| Power Pin | 24 Pin |
| First Listed on Newegg | April 24, 2026 |
|---|
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 3 years
- Limited Warranty period (labor): 3 years
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.ca's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-909-590-8308
- Support Email: support@asrockamerica.com
- Support Website
- View other products from ASRock
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