The ASUS PRO WS B850M-ACE SE AM5 is a powerful Micro ATX motherboard specifically designed for professional applications and demanding workstation environments. It supports the AMD Epyc processor family and offers a range of features that ensure high performance and flexibility. With support for DDR5 RAM and a maximum memory capacity of up to 256 gigabytes, this motherboard is ideal for memory-intensive applications. The PRO WS B850M-ACE SE includes multiple network connections, including three RJ45 ports, providing fast and reliable network connectivity. Additionally, it offers a variety of connectivity options, including USB-C, HDMI, and DisplayPort, to ensure comprehensive connectivity. This motherboard is therefore an excellent choice for users who need a robust and versatile solution for their workstation.
Processor family | Epyc |
Memory type | DDR5 RAM |
Number of memory modules (RAM) | 4 x |
Internal connection options | M.2 (2x), S-ATA III (4x), USB 2.0 Header (3x) |
Mainboard features | Clear CMOS Button, COM Port Header, Trusted Platform Module |
Item number | 63973845 |
Manufacturer | ASUS |
Category | Motherboards |
Manufacturer no. | 90MB1MN0-M0EAY0 |
Release date | 18-10-2025 |
Sales rank in Category Motherboards | 11 of 872 |
Form factor | Micro ATX (mATX) |
Socket | AM5 |
Chipset | AMD B850 |
Mainboard features | Clear CMOS Button, COM Port Header, Trusted Platform Module |
Operating system compatibility | Windows 10 |
BIOS type | UEFI AMI |
Processor family | Epyc |
Memory form factor | DIMM |
Number of memory modules (RAM) | 4 x |
Max. memory (RAM) | 256 GB |
Memory type | DDR5 RAM |
RAM buffer | Unbuffered |
Video connections | DisplayPort (1x), HDMI (1x), VGA (1x) |
Video connection version | Display port 1.4, HDMI 2.1 |
Network connections | RJ45 (3x) |
Max. port speed | 10 Gbit/s |
Audio channel | 7.1 Channel |
Audio Connections | Audio Out (2x) |
RAID configuration | 0, 1, 10, 5 |
Internal connection options | M.2 (2x), S-ATA III (4x), USB 2.0 Header (3x) |
Expansion slot | PCI Express x16 (Gen 4) (2x), PCI Express x16 (Gen 5) (1x) |
PCI express version (max.) | 5 |
Number of fan connector | 4 |
USB ports | USB-A, USB-C |
Exact USB ports | USB-A 2.0 (2x), USB-A 3.2 Gen 2 (3x), USB-C 3.2 Gen 2 (2x), USB-C 3.2 Gen 2x2 (1x), USB-C 4 (1x) |
Power connectors | 24-pin ATX, 8-pin PCI-E |
CO₂-Emission | |
Climate contribution |
Scope of delivery | Sata Cables, User manual |
Length | 244 mm |
Width | 244 mm |
Product Safety |
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