Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Processor | |
| Processor manufacturer | Intel |
| Compatible processor series | Intel Core Ultra (Series 2) |
| Processor socket | LGA 1851 |
| Supported processor sockets | LGA 1851 |
| Memory | |
| Maximum internal memory | 256 GB |
| ECC | ![]() |
| Non-ECC | ![]() |
| Supported memory types | DDR5 |
| Memory channels | Dual-channel |
| Unbuffered memory | ![]() |
| Memory slots type | DIMM |
| Number of memory slots | 4 |
| Supported memory clock speed (max) | 8666 MHz |
| ECC сompatibility | Non-ECC |
| Weight & dimensions | |
| Height | 50 mm |
| Width | 244 mm |
| Depth | 244 mm |
| Networking | |
| Ethernet LAN | ![]() |
| Bluetooth | ![]() |
| Wi-Fi | ![]() |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Internal I/O | |
| USB 2.0 connectors | 1 |
| S/PDIF out connector | ![]() |
| CPU fan connector | ![]() |
| Number of COM connectors | 1 |
| ATX Power connector (24-pin) | ![]() |
| Chassis intrusion connector | ![]() |
| Number of chassis fan connectors | 3 |
| Front panel audio connector | ![]() |
| TPM connector | ![]() |
| EPS power connector (8-pin) | ![]() |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Number of SATA III connectors | 4 |
| Thunderbolt headers | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 1 |
| Front panel connector | ![]() |
| 12V power connector | ![]() |
| RGB LED pin header | ![]() |
| Number of CPU fan connectors | 1 |
| Back panel I/O ports | |
| Line-in | ![]() |
| USB 2.0 ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 1 |
| Microphone in | ![]() |
| VGA (D-Sub) ports quantity | 0 |
| DVI-D ports quantity | 0 |
| WiFi-AP antenna jack | 2 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 2 |
| DisplayPort version | 1.4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 0 |
| USB 3.2 Gen 2x2 Type-C ports quantity | 1 |
| Storage controllers | |
| RAID levels | 0, 1, 5, 10 |
| Number of HDDs supported | 4 |
| RAID support | ![]() |
| Number of storage drives supported | 6 |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | M.2, SATA III |
| Packaging data | |
| Package weight | 1.36 kg |
| Package depth | 275 mm |
| Package height | 67.5 mm |
| Package width | 275 mm |
| Expansion slots | |
| PCI Express x16 slots | 2 |
| PCI Express x1 slots | 2 |
| Number of M.2 (M) slots | 4 |
| PCI Express x1 (Gen 4.x) slots | 1 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| PCI Express x16 (Gen 5.x) slots | 1 |
| BIOS | |
| BIOS memory size | 256 Mbit |
| BIOS type | UEFI AMI |
| Clear CMOS button | ![]() |
| Other features | |
| Weight | 815 g |
| Graphics | |
| Parallel processing technology support | Not supported |
| Features | |
| Motherboard chipset | Intel B860 |
| Motherboard form factor | Micro ATX |
| Product colour | Multicolour |
| Audio output channels | 7.1 channels |
| Windows operating systems supported | Windows 10 x64, Windows 11 |
| Motherboard chipset family | Intel |
| Component for | PC |
| EAN | 4711387819869 |
| Warranty | 3 years |
The ASUS PRIME B860M-A-CSM is a Micro-ATX motherboard built for the Intel LGA 1851 socket, providing support for Intel Core Ultra Series 2 processors. It is based on the B860 chipset and incorporates an 8+1+1+1 phase power design to deliver stable voltage to the CPU during operation. The board features four DIMM slots that accommodate up to 256 GB of dual-channel DDR5 memory, with support for speeds reaching 8666 MHz. This configuration supplies the necessary bandwidth for memory-intensive applications and multitasking workloads.
This motherboard provides a range of expansion and connectivity options suitable for corporate or general computing builds. Storage is addressed with four M.2 slots and four SATA III ports, allowing for flexible configurations of high-speed solid-state drives. A primary PCIe 5.0 x16 slot is available for a modern graphics card or other high-bandwidth expansion cards. For networking, it is equipped with a 2.5GbE LAN port and integrated Wi-Fi 6E. The rear I/O panel includes multiple display outputs, high-speed USB-C, and several USB-A ports for peripheral devices.
Key Features:- Intel B860 chipset with an LGA 1851 socket
- Micro-ATX form factor for compact system builds
- Four DDR5 DIMM slots supporting up to 256 GB of memory
- One primary PCIe 5.0 x16 expansion slot
- Four M.2 slots and four SATA ports for storage drives
- Onboard 2.5GbE Ethernet and Wi-Fi 6E for network connectivity
- Rear I/O with USB 3.2 Gen 2 Type-A and Type-C ports
- Video outputs include one HDMI 2.1 and two DisplayPort 1.4
- Realtek 7.1 channel high definition audio codec
- Internal headers for RGB lighting and system fan control
Estimated delivery: 22.12
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Estimated delivery: 22.12
Today: Closed
Estimated delivery: 22.12
Today: 10:00 - 14:00
Estimated delivery time: 22.12
Estimated delivery time: 23.12
Estimated delivery time: 22.12
Estimated delivery time: 23.12
Estimated delivery time: 23.12
Estimated delivery time: 22.12
Estimated delivery time: 22.12
Estimated delivery time: 23.12
- manual pdf (English)


