ASUS PRIME B850M-K-CSM micro-ATX Motherboard AMD B850 Chipset DDR5 PCIe 5.0 - PRIME B850M-K-CSM
ASUS PRIME B850M-K-CSM micro-ATX Motherboard AMD B850 Chipset DDR5 PCIe 5.0 – PRIME B850M-K-CSM

Original price was: ₱9,400.00.Current price is: ₱8,195.00.

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ASUS PRIME B850M-K-CSM micro-ATX Motherboard AMD B850 Chipset DDR5 PCIe 5.0 – PRIME B850M-K-CSM

Original price was: ₱9,400.00.Current price is: ₱8,195.00.

  • AMD B850 chipset with AM5 socket for Ryzen 9000, 8000, 7000 Series CPUs
  • 2 x DDR5 DIMM slots, up to 128GB, 8200+ MT/s (OC, Ryzen 9000), 8400+ MT/s (OC, Ryzen 8000), 8000+ MT/s (OC, Ryzen 7000)
  • PCIe 5.0 x16 slot and PCIe 5.0 M.2 slot for high-speed performance
  • Realtek 2.5Gb Ethernet with LANGuard, USB 10Gbps Type-A, USB 5Gbps Type-C
  • Two M.2 slots, four SATA 6Gb/s ports with RAID 0/1/5/10 support
  • DisplayPort (8K@30Hz), HDMI (4K@60Hz) for high-resolution displays
  • 8+2+1 phase power design with DIGI+ VRM for stable operation
  • VRM and M.2 heatsinks with Fan Xpert 2+ for efficient cooling
  • ASUS 5X Protection III, Aura Sync RGB, BIOS FlashBack, 36-month CSM support
  • SKU: PRIME B850M-K-CSM

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ASUS PRIME B850M-K-CSM Motherboard Product Description

Engineered for peak performance, the ASUS PRIME B850M-K-CSM micro-ATX motherboard maximizes the capabilities of AMD Ryzen 9000, 8000, and 7000 Series processors on the AMD B850 chipset. Designed for Advanced AI PC applications, it supports up to 128GB DDR5 memory with speeds up to 8200+ MT/s (OC) for Ryzen 9000, 8400+ MT/s for Ryzen 8000, and 8000+ MT/s for Ryzen 7000, leveraging EXPO and AEMP for superior memory tuning. The board features a PCIe 5.0 x16 slot for next-gen graphics and two M.2 slots, including one with PCIe 5.0 x4 for ultra-fast NVMe storage, alongside four SATA 6Gb/s ports with RAID 0/1/5/10 support. Its 8+2+1 phase power design with DIGI+ VRM ensures stable power delivery, while VRM and M.2 heatsinks, paired with Fan Xpert 2+, provide robust cooling for demanding workloads. Connectivity includes Realtek 2.5Gb Ethernet with LANGuard, USB 10Gbps Type-A, and USB 5Gbps Type-C for rapid data transfers. Display outputs support 8K@30Hz via DisplayPort and 4K@60Hz via HDMI. ASUS 5X Protection III, featuring SafeSlot and overvoltage protection, enhances durability, while Aura Sync RGB and BIOS FlashBack simplify customization and updates. With ASUS Corporate Stable Model (CSM) offering up to 36-month lifecycle support and ASUS Control Center Express for IT management, this motherboard is perfect for business users and DIY builders seeking reliability and performance.

[](https://www.asus.com/motherboards-components/motherboards/prime/prime-b850m-k/techspec/)

SpecificationASUS PRIME B850M-K-CSM
ModelPRIME B850M-K-CSM
CPU SupportAMD Socket AM5 for Ryzen 9000, 8000, 7000 Series Desktop Processors
ChipsetAMD B850
Form Factormicro-ATX (24.4 cm x 22.1 cm)
Memory2 x DDR5 DIMM, Max. 128GB, Up to 8200+ MT/s (OC, Ryzen 9000), 8400+ MT/s (OC, Ryzen 8000), 8000+ MT/s (OC, Ryzen 7000), ECC/Non-ECC, Dual Channel, EXPO, AEMP
Graphics Outputs1 x DisplayPort (8K@30Hz), 1 x HDMI (4K@60Hz)
Expansion Slots1 x PCIe 5.0 x16 (x16 mode, Ryzen 9000/7000), 1 x PCIe 4.0 x16 (x8/x4 mode, Ryzen 8000), 1 x PCIe 4.0 x16 (x4 mode, B850)
Storage2 x M.2 (1 x PCIe 5.0 x4, 1 x PCIe 4.0 x4), 4 x SATA 6Gb/s, RAID 0/1/5/10 (Ryzen 9000), RAID 0/1 (Ryzen 8000), RAID 0/1/10 (Ryzen 7000)
Ethernet1 x Realtek 2.5Gb Ethernet, ASUS LANGuard
USB PortsRear: 2 x USB 10Gbps Type-A, 2 x USB 5Gbps Type-A, 4 x USB 2.0 Type-A; Front: 1 x USB 5Gbps Type-C, 1 x USB 5Gbps header (2 ports), 2 x USB 2.0 headers (4 ports)
AudioRealtek 7.1 Surround Sound, 24-Bit/192kHz, Audio Shielding, Premium Capacitors, Dedicated PCB Layers
Back Panel I/O2 x USB 10Gbps Type-A, 2 x USB 5Gbps Type-A, 4 x USB 2.0 Type-A, 1 x DisplayPort, 1 x HDMI, 1 x Realtek 2.5Gb Ethernet, 3 x Audio Jacks, 1 x BIOS FlashBack Button, 1 x PS/2 Keyboard/Mouse Combo
Internal I/O1 x 24-pin Power, 1 x 8-pin +12V, 1 x CPU Fan, 3 x Chassis Fan, 2 x M.2, 4 x SATA 6Gb/s, 1 x USB 5Gbps Type-C, 1 x USB 5Gbps Header, 2 x USB 2.0 Headers, 3 x Addressable RGB Gen 2, 1 x Clear CMOS, 1 x COM Port, 1 x Front Audio, 1 x S/PDIF Out, 1 x SPI TPM, 1 x System Panel
Special FeaturesASUS 5X Protection III (DIGI+ VRM, LANGuard, Overvoltage Protection, SafeSlot, Stainless-Steel I/O), Q-Design (Q-Dashboard, Q-DIMM, Q-LED Core, Q-Slot), Thermal Solution (M.2 Heatsink, VRM Heatsink), EZ DIY (BIOS FlashBack, SafeSlot), Aura Sync
SoftwareArmoury Crate (Aura Creator, Aura Sync, Fan Xpert 2+), ASUS AI Advisor, ASUS DriverHub, TurboV Core, ASUS CPU-Z, Norton 360 Deluxe (60 Days), WinRAR (40 Days)
BIOS256 Mb Flash ROM, UEFI AMI BIOS, ASUS CrashFree BIOS 3, EZ Flash 3, EZ Mode, MyHotkey
ManageabilityWOL by PME, PXE
Accessories2 x SATA 6Gb/s Cables, 1 x I/O Shield, 1 x M.2 Rubber Package, 1 x M.2 SSD Screw Package, 1 x Quick Start Guide, 1 x ACC Express Activation Key Card
Operating SystemWindows 11, Windows 10 64-bit
Warranty3 Years
Weight1.5 kg
Dimensions31 × 29 × 8 cm
Brand

Asus

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