Learn more about the ASUS PRO B860M-CT-CSM
Model| Brand | ASUS |
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| Model | PRO B860M-CT-CSM |
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| Part Number | 90MB1MBM-MVAAYC |
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Supported CPU| CPU Socket Type | LGA 1851 |
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| CPU Type | Intel Core Ultra Processors (Series 2) |
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Chipsets| Chipset | Intel B860 |
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Memory| Number of Memory Slots | 4x288pin (DDR5) |
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| Memory Standard | Supports up to 8666+ MT/s(OC) |
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| Maximum Memory Supported | 256GB |
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| Channel Supported | Dual Channel |
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| Memory Feature | Supports up to 8666+ MT/s(OC) , Non-ECC,Un-buffered ,Clocked Unbuffered DIMM (CUDIMM) Dual channel memory architecture DIMM Fit Supports Intel Extreme Memory Profile (XMP) memory module ASUS Enhanced Memory Profile III (AEMP III) |
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Expansion Slots| PCI Express 5.0 x16 | 1 x PCI Express 5.0 x16 |
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| PCI Express 4.0 x16 | 1 x PCIe 4.0 x16 slot (supports x4 mode) |
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| PCI Express x1 | 1 x PCIe 4.0 x1 slot |
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Storage Devices| Serial ATA (SATA) | 4 x SATA 6Gb/s |
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| M.2 | Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports Intel Core Ultra Processors(series 2) M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode) Intel B860 Chipset M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 modes) |
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| SATA RAID | Intel Rapid Storage Technology supports SATA RAID 0/1/5/10. |
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Onboard Audio| Audio Channels | Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output. |
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Onboard LAN| Max LAN Speed | 1Gbps |
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| Wireless LAN | M.2 slot only 2230 (Key E, CNVi & PCIe)* *Wi-Fi module is sold separately. |
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Rear Panel Ports| Back I/O Ports | 1 x USB 10Gbps port (1 x USB Type-C) 1 x USB 10Gbps port (1 x Type-A) 2 x USB 2.0 ports (2 x Type-A ) 2 x DisplayPort 1 x HDMI port 1 x PS/2 keyboard (purple) port 1 x PS/2 mouse (green) port 1 x Intel 1Gb Ethernet 3 x Audio jacks |
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Internal I/O Connectors| Onboard USB | 1 x USB 10Gbps connector (supports USB Type-C) 1 x USB 5Gbps header supports 2 additional USB 5Gbps ports 2 x USB 2.0 headers support 4 additional USB 2.0 ports |
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| Other Connectors | Fan and Cooling Related 1 x 4-pin CPU Fan header 2 x 4-pin Chassis Fan headers
Miscellaneous 1 x Clear CMOS header 1 x Chassis Intrude header 2 x COM Port headers 1 x Front Panel Audio header (AAFP) 1 x COM debug header 1 x LPT header 1 x Mono-Out Audio header (with Amp IC) 1 x M.2 slot (Key E) 1 x Speaker header 1 x SMBUS header 1 x 10-1 pin Front Panel System header 1 x SPI header(14-5 pin) |
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Software Feature| BIOS Feature | 256 (128+128) Mb Flash ROM, UEFI AMI BIOS |
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| Software | ASUS Exclusive Software ASUS DriverHub UEFI BIOS ASUS EZ DIY - ASUS CrashFree BIOS 3 - ASUS EZ Flash - ASUS MyHotkey |
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| Windows 11 | Windows 11 (22H2 & later), Windows 10 64-bit (21H2 & later) |
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Physical Spec| Form Factor | Micro ATX |
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| Dimensions (W x L) | 9.6" x 9.6" |
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| Power Pin | 1 x 24-pin Main Power connector 1 x 8-pin +12V CPU Power connector |
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Features| Features | ASUS Q-Design - Q-LED Core - Q-Slot ASUS Thermal Solution - Aluminum heatsink design ASUS EZ DIY - Box headers - Dual DIMM clips - SafeSlot Bespoke Motherboard Design & Business Focused Features - ASUS Self-Recovering BIOS - ASUS Event Log - ASUS Commercial BIOS Kit* - Anti-moisture coating - BIOS EZ Deploy - 24/7 reliability - Overcurrent protection TXT support TPM IC onboard * Please contact local FAE for Commercial BIOS kit. |
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Packaging| Package Contents | Cables 2 x SATA 6Gb/s cables
Miscellaneous 1 x Screw package for M.2 SSD 1 x I/O Shield 1 x M.2 Key E screw package
Documentation 1 x ACC Express Activation Key Card 1 x Quick start guide |
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Additional Information| First Listed on Newegg | September 12, 2025 |
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Customer Reviews of the ASUS PRO B860M-CT-CSM