ASUS PRIME B860M-A-CSM - LGA1851 Micro-ATX, DDR5, Up to 256GB, PCIe 4.0, 2.5Gb LAN, 7.1 Audio (Boxed)
Micro-ATX ASUS PRIME B860M-A-CSM LGA1851, Intel B860 chipset. 4x DDR5 DIMM up to 256GB (8666MHz OC), PCIe 4.0 x16, 2x M.2, 4x SATA III, 2.5Gb Ethernet, rear USB-C, 7.1 audio. AI PC-ready for Core Ultra Series 2.
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Discontinued
This item was discontinued and currently is not available for order on our website. The item may become available soon. Please contact us if you need more information regarding the upcoming arrivals.
| Motherboards - CPU Socket | LGA 1851 |
|---|---|
| Motherboards - Chipset | Intel B860 |
| Motherboards - Form Factor | Micro-ATX |
| Motherboards - Memory Type | DDR5 |
| Motherboards - Memory Profile Support | XMP |
| Motherboards - Memory Slots | 4 |
| Motherboards - Max Memory Capacity | 256 GB |
| Motherboards - Main Slot PCIe Version | PCIe 4.0 |
| Motherboards - Color | Black |
| Motherboards - M.2 Slots | 2 |
| Motherboards - SATA Ports | 4 |
| Motherboards - USB-C Support | Front Panel Type-C header Rear Type-C |
| Motherboards - RGB Headers | None |
| Motherboards - Wireless Connectivity | None |
ASUS PRIME B860M-A-CSM is expertly engineered for Intel Core Ultra Processors (Series 2) with LGA1851 socket. This Micro-ATX motherboard from the PRIME series unleashes full CPU potential through robust power design, comprehensive cooling, and intuitive tuning software. It's Advanced AI PC-ready, delivering power and connectivity for demanding AI workloads and everyday computing.
Featuring Intel B860 chipset, it supports dual-channel DDR5 memory up to 256GB across 4 DIMM slots (up to 8666+ MT/s OC, non-ECC unbuffered). Storage options include 2x M.2 slots (PCIe 5.0/4.0), 4x SATA III ports with RAID 0/1/5/10. Expansion via PCIe 4.0 x16 and x1 slots. Connectivity: 2.5Gb Ethernet, rear USB 3.2 Gen2x2 Type-C, multiple USB ports, HDMI, 2x DisplayPort, 7.1-channel audio.
- LGA1851 socket for Intel Core Ultra Series 2
- 4x DDR5 DIMM, max 256GB, dual-channel
- 2x M.2 + 4x SATA III (RAID support)
- PCIe 4.0 x16 slot, 2.5Gb LAN (no WiFi)
- Rear USB-C 10Gbps, 7.1 audio, ASUS 5X Protection III
| Processor manufacturer | Intel |
| Processor socket | LGA 1851 (Socket V1) |
| Compatible processor series | Intel Core Ultra (Series 2) |
| Motherboard chipset | Intel B860 |
| Motherboard form factor | micro ATX |
| Supported memory types | DDR5-SDRAM |
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Memory channels | Dual-channel |
| Maximum internal memory | 256 GB |
| Supported storage drive interfaces | M.2, SATA III |
| Number of SATA III connectors | 4 |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Wi-Fi | No |
| Audio output channels | 7.1 channels |
| PCI Express x16 (Gen 4.x) slots | 1 |
| Width | 244 mm |
| Depth | 244 mm |
User manual (pdf)
User manual (pdf)
Brochure ASUS 90MB1K00-M0EAYC (p
Brochure ASUS 90MB1K00-M0EAYC (p