MSI Pro H810M-B

Manufacturer: MSI

The MSI Pro H810M-B is a Micro-ATX motherboard designed for the LGA 1851 platform, offering a compact form factor measuring 243.8 mm × 220 mm. It ships with a 3-year warranty, includes dual BIOS support for added reliability, and comes with built-in Wi-Fi alongside RGB lighting. The board does not feature an integrated CPU or onboard graphics, making it dependent on a discrete GPU for display output.

On the memory side, the H810M-B accommodates up to 128 GB of DDR5 RAM across two slots in a dual-channel configuration, with speeds reaching 6400 MHz. Storage connectivity includes four SATA 3 connectors and one M.2 socket, while the single PCIe 5.0 x16 slot handles the primary graphics card. Rear I/O provides two USB 3.2 Gen 1 Type-A ports alongside four USB 2.0 ports, one HDMI 2.1 output, one DisplayPort, and a single RJ45 Ethernet jack. Audio is handled by a 7.1-channel solution with three connectors, and internal headers expand USB availability further through two USB 3.2 Gen 1 and four USB 2.0 expansion ports.

Pros

Supports DDR5 memory with speeds up to 6400 MHz and a maximum capacity of 128 GB across two slots
Includes a PCIe 5.0 x16 slot, accommodating the latest discrete graphics cards
Dual BIOS provides a fallback option if one BIOS becomes corrupted or fails
Comes with a 3-year warranty, offering solid long-term coverage
Built-in Wi-Fi removes the need for a separate wireless adapter
TPM connector is present, enabling hardware-based security module support

Cons

Only one M.2 socket limits NVMe storage expansion options
No USB Type-C ports on the rear I/O panel restricts connectivity for modern peripherals
ECC memory is not supported, ruling out error-correcting RAM configurations
BIOS reset requires additional steps as easy CMOS clearing is not available
Overclocking is not supported, limiting CPU frequency tuning
Bluetooth is absent, requiring a separate adapter for wireless peripheral pairing

Who is this for?

This board is a practical choice for users building a compact desktop system around the LGA 1851 platform who want to keep the footprint small without sacrificing memory bandwidth — the DDR5 support with up to 128 GB capacity makes it capable of handling demanding productivity workloads and content creation tasks. The inclusion of built-in Wi-Fi and a PCIe 5.0 x16 slot also makes it a reasonable fit for users who plan to install a high-end discrete GPU and prefer a wireless network connection without extra adapters. The dual BIOS and TPM connector further suit users who prioritize system stability and basic hardware-level security in a home office or workstation environment.

Who is this NOT for?

Users who need extensive storage expandability will find the single M.2 socket restrictive, particularly in content production or data-intensive workflows that benefit from multiple NVMe drives running simultaneously. The absence of Bluetooth, USB Type-C on the rear panel, and any Thunderbolt ports makes it a poor match for those who rely on modern high-speed peripheral ecosystems such as external SSDs, docking stations, or wireless audio and input devices. Additionally, the lack of overclocking support means enthusiasts looking to push CPU frequencies beyond stock settings will need to look elsewhere.

General info:

CPU socket	LGA 1851
form factor	Micro-ATX
supports Wi-Fi	✓
Has Bluetooth	✕
HDMI version	HDMI 2.1
Easy to overclock	✕
has RGB lighting	✓
Easy to reset BIOS	✕
Has dual BIOS	✓
CPU sockets	1
Has integrated graphics	✕
warranty period	3 years
height	220 mm
width	243.8 mm
Has integrated CPU	✕

The MSI Pro H810M-B uses an LGA 1851 CPU socket and follows the Micro-ATX form factor, with physical dimensions of 243.8 mm × 220 mm. It supports a single CPU and does not include an integrated processor or onboard graphics. The board features dual BIOS for improved resilience, along with built-in Wi-Fi and RGB lighting, though Bluetooth is absent. HDMI 2.1 is available for display output, and the board carries a 3-year warranty. Overclocking is not supported, and the BIOS reset process is not tool-free.

Memory:

maximum memory amount	128GB
RAM speed (max)	6400 MHz
memory slots	2
DDR memory version	5
memory channels	2
Supports ECC memory	✕

The board supports DDR5 memory across two slots in a dual-channel configuration, with a maximum capacity of 128 GB and speeds reaching up to 6400 MHz. ECC memory is not supported.

Ports:

USB 3.2 Gen 2 ports (USB-A)	0
USB 3.2 Gen 1 ports (USB-A)	2
USB 3.2 Gen 2 ports (USB-C)	0
USB 3.2 Gen 1 ports (USB-C)	0
USB 2.0 ports	4
USB 3.2 Gen 2x2 ports	0
USB 4 40Gbps ports	0
USB 4 20Gbps ports	0
Thunderbolt 4 ports	0
Thunderbolt 3 ports	0
has an HDMI output	✓
DisplayPort outputs	1
RJ45 ports	1
Has USB Type-C	✕
eSATA ports	0
DVI outputs	0
has a VGA connector	✕
PS/2 ports	0

The rear I/O panel provides two USB 3.2 Gen 1 Type-A ports and four USB 2.0 ports for peripheral connectivity, while USB Type-C, USB 3.2 Gen 2, USB 4, Thunderbolt, eSATA, and PS/2 ports are all absent. Display output is covered by one HDMI and one DisplayPort, with no DVI or VGA connectors present. Network connectivity is handled by a single RJ45 Ethernet port.

Connectors:

USB 3.2 Gen 1 ports (through expansion)	2
USB-C 3.2 Gen 2 ports (through expansion)	1
USB 2.0 ports (through expansion)	4
SATA 3 connectors	4
fan headers	3
USB 3.0 ports (through expansion)	2
M.2 sockets	1
Has TPM connector	✓
U.2 sockets	0
Has mSATA connector	✕
SATA 2 connectors	0

Internal connectivity includes four SATA 3 connectors for storage drives alongside a single M.2 socket, while SATA 2, mSATA, and U.2 are not available. USB expansion headers cover two USB 3.2 Gen 1 ports, two USB 3.0 ports, one USB-C 3.2 Gen 2 port, and four USB 2.0 ports, allowing front-panel and case I/O to be populated through the board. Three fan headers handle cooling control, and a TPM connector is present for security module support.

Expansion slots:

PCIe 4.0 x16 slots	0
PCIe 5.0 x16 slots	1
PCIe 3.0 x16 slots	0
PCIe x1 slots	2
PCI slots	0
PCIe 2.0 x16 slots	0
PCIe x4 slots	0
PCIe x8 slots	0

The board offers a single PCIe 5.0 x16 slot for the primary graphics card, complemented by two PCIe x1 slots for smaller expansion cards. There are no PCIe 4.0, 3.0, or 2.0 x16 slots, and no PCIe x4, x8, or legacy PCI slots are present.

Audio:

audio channels	7.1
Has S/PDIF Out port	✕
audio connectors	3

Audio support extends to 7.1 channels with three analog connectors on the rear panel for connecting speakers and headsets. An S/PDIF output port is not included.

Storage:

Supports RAID 0+1	✕

The board does not support RAID 0+1 storage configurations.

Final Verdict

The MSI Pro H810M-B is a focused Micro-ATX motherboard that delivers where it matters for LGA 1851 builds — particularly through its DDR5 memory support with up to 128 GB capacity and a PCIe 5.0 x16 slot that keeps the platform ready for current-generation discrete graphics. Dual BIOS, built-in Wi-Fi, and a 3-year warranty round out a feature set that leans toward stability and reliability over flexibility. Users who need multiple NVMe drives, extensive high-speed peripheral connectivity, or overclocking headroom will encounter clear limitations, but for a compact, stable workstation or productivity build where footprint and DDR5 bandwidth are the priorities, this board represents a sensible and well-defined option.