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ASUS PRIME H810M-E-CSM

ASUSMainstream motherboard

PRIME H810M-E-CSM

Released July 2025.6Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/helpdesk_biosRead 15 October 2026ASUS BIOS page for the CSM model: BIOS version 0401 is marked First Release and dated 2025/07/09. Geizhals lists the board only since 2026-06-08, which is a retailer listing date and later than the first BIOS. Last checked 15 October 2026.

CPU socket
LGA1851
Chipset
Intel H810
Form factor
Micro-ATX
M.2 slots
2

55 of 78 fields known.

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At a glance

Ports

  • 2 USB-A USB 3.2 Gen 1
  • 4 USB-A USB 2.0
  • 2 DisplayPort 1.4
  • HDMI 2.1
  • Ethernet (RJ45)
  • 3 3.5 mm audio
  • USB-C header
  • USB 3 header (19-pin)
  • USB 2.0 header (9-pin)

All specs

SourceCalculated

General

Series
PRIME2Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csmRead 15 October 2026PRIME is the ASUS family in the product name. The page says ASUS PRIME series motherboards and files the board under CSM, the Corporate Stable Model program.
Model numbers
PRIME H810M-E-CSM, 90MB1N20-M0EAYC, 90MB1N20-MVAAYC1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The page names the model PRIME H810M-E-CSM. The part numbers come from the retailer and eShop sources below.7Retailer pageeshop.asus.com/us/90mb1n20-mvaayc-prime-h810m-e-csm.htmlRead 15 October 2026ASUS eShop USA: Product Name PRIME H810M-E-CSM, Part Number 90MB1N20-MVAAYC.8Retailer pageeshop.comfeel.cz/asus-mb-sc-lga1851-prime-h810m-e-csmRead 15 October 2026Comfeel lists the supplier code 90MB1N20-M0EAYC.
GTIN / EAN
4711636188203, 1992911882048Retailer pageeshop.comfeel.cz/asus-mb-sc-lga1851-prime-h810m-e-csmRead 15 October 2026Comfeel lists EAN 4711636188203. Several other shops list the same EAN for 90MB1N20-M0EAYC.9Retailer pageamazon.com/dp/B0FSNGDGS3Read 15 October 2026Item details: UPC 199291188204. It is the US listing, which ASUS eShop USA sells as 90MB1N20-MVAAYC.
Announced
Not available
Status
Available7Retailer pageeshop.asus.com/us/90mb1n20-mvaayc-prime-h810m-e-csm.htmlRead 15 October 2026ASUS eShop USA sells the board with an Add to Cart button on 2026-10-15.9Retailer pageamazon.com/dp/B0FSNGDGS3Read 15 October 2026The page showed the board in stock on 2026-10-15, Best Sellers Rank 653 in Computer Motherboards.
Predecessor
Not available
Successor
Not available
Launch price (US)
Not available
Launch price (EU)
Not available
Markets
Not available
Colours
Not available
Segment
Mainstream1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The board is in the ASUS PRIME family and in the Corporate Stable Model program, which ASUS does not file under its ROG or TUF Gaming lines or under ProArt for creators. The pages name no gaming or creator use. Stored as mainstream, as for the other PRIME boards.
Board revision
Not available

Platform

CPU socket
LGA18511Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026CPU row: Intel Core Ultra Processors (Series 2), LGA1851.3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/PRIME_H810M-E/E26375_PRIME_H810M-E_EM_WEB.pdfRead 15 October 2026Specifications summary: Intel Core Ultra Processors (Series 2), LGA1851.
Chipset
Intel H8101Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Chipset row: Intel H810 Chipset.3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/PRIME_H810M-E/E26375_PRIME_H810M-E_EM_WEB.pdfRead 15 October 2026Specifications summary: Intel H810 Chipset.
Supported processors
Intel Core Ultra (Series 2)1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026CPU row: Support Intel Core Ultra Processors (Series 2), LGA1851, with a pointer to the ASUS download center for the CPU support list. The memory row and the OS news also name Intel Core Ultra 200S Plus, which ASUS files under the same socket. Read on 2026-10-15.
CPU overclocking
No11Reviewpugetsystems.com/labs/articles/z890-vs-b860-vs-h810Read 15 October 2026Puget Systems, Z890 vs B860 vs H810 (March 2025): H810 has no support for overclocking, and CPU overclocking is not available. The article is about the chipset, not this board.

Board

Front and side, drawn to scale.

Form factor
Micro-ATX1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Form Factor row: micro-ATX Form Factor.
Board dimensions
Width222Height244mm(8.7 × 9.6 in)1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 20269.6 inch x 8.75 inch (24.4 cm x 22.2 cm). The 244 mm side runs along the rear I/O edge, so it is stored as the height and 222 mm as the width.3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/PRIME_H810M-E/E26375_PRIME_H810M-E_EM_WEB.pdfRead 15 October 2026Form Factor: micro-ATX, 9.6 inch x 8.75 inch (24.4 cm x 22.2 cm).
PCB layers
Not available
Back-connect design
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The overview shows the usual front-side power, fan and USB connectors.
RGB lighting on the board
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Special features list Aura Sync only for the Addressable RGB Gen 2 headers, and the feature list names no lit part of the board. Q-LED Core is a status light.

Power delivery

Power stage layout
6+1+1+12Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csmRead 15 October 2026Performance section: a 6+1+1+1 phase design with discrete MOSFETs, with 6 VCCCORE, 1 VCCGT, 1 VCCSA and 1 VNNAON power phases. The ASUS eShop USA text says 6+1+1 power stages and Geizhals writes 6+1+1+1+1, so the ASUS page is used.
CPU core (Vcore) power stages
62Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csmRead 15 October 2026Six VCCCORE phases with discrete MOSFETs. The page words them as phases and gives no stage rating. No review checks whether the phases are doubled.
Vcore power stage rating
Not available
VRM controller
Not available
CPU power connectors
8 pin1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Internal connectors: 1 x 8-pin +12V CPU Power connector and 1 x 24-pin Main Power connector.
Extra slot power connector
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The complete internal connector list has no extra slot power connector.

Memory

Memory type
DDR51Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Memory row: 2 x DIMM slots, max. 128GB, DDR5.
Memory slots
21Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Memory row: 2 x DIMM slots.
Max memory
128GB1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Memory row: max. 128GB.3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/PRIME_H810M-E/E26375_PRIME_H810M-E_EM_WEB.pdfRead 15 October 2026Specifications summary: 2 x DIMM slots, max. 128GB, DDR5, up to 6400 MT/s.
Max memory speed (overclocked)
7,200MT/s1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Memory row: supports up to 7200MT/s with Intel Core Ultra 200S Plus processors and 6400MT/s with Core Ultra 200S processors. The Core Ultra 200S Plus is the newest family, so 7200 is stored. The older manual says only 6400.12Spec databasegeizhals.at/asus-prime-h810m-e-csm-intel-1851-90mb1n20-m0eayc-a3837023.htmlRead 15 October 2026RAM-Datenrate row: DDR5-5600 UDIMM and DDR5-6400 CUDIMM with Core Ultra 200S, and max. DDR5-7200 OC.
ECC memory
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Memory row: Non-ECC, Un-buffered. Non-ECC DDR5 supports On-Die ECC, which does not count.
CUDIMM support
Yes1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Memory row lists Clocked Unbuffered DIMM (CUDIMM) with no bypass limit, which counts as support.

Expansion slots

Expansion slots
Physical slotElectrical lanesPCIe generationConnected toCount
PCIe x16164CPU1
PCIe x114Chipset1
Source1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Expansion Slots row: 1 x PCIe 4.0 x16 slot under Intel Core Ultra Processors (Series 2) and 1 x PCIe 4.0 x1 slot under the Intel H810 chipset.3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/PRIME_H810M-E/E26375_PRIME_H810M-E_EM_WEB.pdfRead 15 October 2026Specifications summary: 1 x PCIe 4.0 x16 slot and 1 x PCIe 4.0 x1 slot.
Full-length PCIe slots
1
Fastest PCIe x16 slot generation
4

Storage

M.2 storage slots
SlotPCIe generationPCIe lanesConnected toLongest driveTakes SATA drives
M.2_144ChipsetM.2 2280No
M.2_242ChipsetM.2 2280No
Source1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Storage row, all listed under the Intel H810 chipset: M.2_1 slot (Key M), type 2280, PCIe 4.0 x4 mode. M.2_2 slot (Key M), type 2242/2260/2280, PCIe 4.0 x2 mode. No slot lists a SATA mode, so sata is false. The pages name no M.2 heatsink, so heatsink is left out. The H810 chipset has 8 PCIe 4.0 lanes in total.3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/PRIME_H810M-E/E26375_PRIME_H810M-E_EM_WEB.pdfRead 15 October 2026Specifications summary: the same two M.2 slots and 4 SATA ports as the CSM page.
M.2 slots
2
PCIe 5.0 M.2 slots
0
SATA ports
41Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Storage row: 4 x SATA 6Gb/s ports.3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/PRIME_H810M-E/E26375_PRIME_H810M-E_EM_WEB.pdfRead 15 October 2026Specifications summary: 4 x SATA 6Gb/s ports.

Rear ports

Rear ports
TypeVersionCountMax link rate (Gbps)
USB-AUSB 3.2 Gen 125
USB-AUSB 2.040.48
DisplayPortDisplayPort 1.42Not available
HDMIHDMI 2.11Not available
Ethernet (RJ45)Not available11
3.5 mm audioNot available3Not available
Source1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Back Panel I/O Ports: 2 x USB 5Gbps (Type-A), 4 x USB 2.0 (Type-A), 2 x DisplayPort, 1 x HDMI, 1 x Realtek 1Gb Ethernet and 3 x audio jacks. The list has no Wi-Fi module, button or optical S/PDIF port. DisplayPort 4K at 60 Hz as specified in DisplayPort 1.4 and HDMI 4K at 60 Hz as specified in HDMI 2.1, depending on the processor. ASUS names USB by speed, so 5Gbps is stored as USB 3.2 Gen 1.
Rear USB ports
6
Rear USB-C ports
0
Fastest rear USB port
5Gbps
Thunderbolt
Not available

Internal connectors

Internal USB headers
HeaderMax data rate (Gbps)HeadersFront ports servedPower out (W)
USB-C header51115
USB 3 header (19-pin)512Not available
USB 2.0 header (9-pin)0.4812Not available
Source1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Front USB: 1 x USB 5Gbps connector (supports USB Type-C) with USB Type-C power delivery output max. 5V/3A (15 W), 1 x USB 5Gbps header for 2 ports and 1 x USB 2.0 header for 2 ports.
Front USB-C header speed
5Gbps
Fan headers
31Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Internal I/O: 1 x 4-pin CPU Fan header and 2 x 4-pin Chassis Fan headers.
ARGB headers
31Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Miscellaneous: 3 x Addressable RGB Gen 2 headers.
RGB headers
01Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The complete internal connector list has 3 Addressable Gen 2 headers and no 12 V RGB header.

Networking

Ethernet controllers
Realtek RTL81111Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The page says 1 x Realtek 1Gb Ethernet port with ASUS LANGuard and names no chip. The chip is named in the driver page and by MaxMyBuild below.4Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/helpdesk_downloadRead 15 October 2026The ASUS driver page for this model lists a Realtek RTL8111H LAN driver for Windows 11 and a generic Realtek LAN driver. The suffix H is left out.10Spec databasemaxmybuild.com/motherboards/asus-prime-h810m-e-csmRead 15 October 2026Ethernet & Wi-Fi: Realtek RTL8111 1 GbE.
Ethernet ports
1
Ethernet speed
1Gbps
Wi-Fi included
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The Wireless and Bluetooth section of the page is empty and the back panel list has no Wi-Fi module or antenna connector. Amazon's size selector calls the H810M-A twin the No WiFi board.
Wi-Fi standard
Not available
Wi-Fi bands
Not available
Max Wi-Fi channel width
Not available
Wi-Fi module
Not available
Bluetooth
Not available

Audio

Audio codec
Realtek ALC8971Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The page says Realtek 7.1 Surround Sound High Definition Audio CODEC and names no model. MaxMyBuild names the ALC897.10Spec databasemaxmybuild.com/motherboards/asus-prime-h810m-e-csmRead 15 October 2026Audio & Video: Audio codec ALC897. It is the only source that names the codec, and the page covers the PRIME H810M-E and the -CSM board together.
DAC chip
Not available

Features

BIOS flashback
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The back panel list has no button, and the BIOS tools listed are CrashFree BIOS 3 and EZ Flash.
Clear CMOS button (rear)
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Miscellaneous: 1 x Clear CMOS header. The back panel list has no button.
POST code display
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Special features list ASUS Q-LED Core, which uses color-coded status lights for DRAM, VGA and boot device. No two-digit display is listed.
Power button on the board
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026The complete internal connector and special feature lists name no power or start button on the board.
Dual BIOS
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026BIOS row: 256 (128+128) Mb Flash ROM, UEFI AMI BIOS. Dual BIOS is not named, and two flash chips alone do not count.3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/PRIME_H810M-E/E26375_PRIME_H810M-E_EM_WEB.pdfRead 15 October 2026Specifications summary: 256 (128+128) Mb Flash ROM. Dual BIOS is not named.
Pre-installed I/O shield
No1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Accessories list 1 x I/O shield as a loose item. The EZ DIY list names only dual DIMM clips, not a pre-mounted shield.
Tool-free features
Not available

Measured

We could not find any of these 3 fields. Show them
VRM temperature under CPU load
Not available
Power draw idle
Not available
Power draw CPU stress
Not available

In the box

In the box
2 x SATA 6Gb/s cables, 1 x I/O shield, 1 x M.2 anchor package, 1 x Quick start guide, 1 x ACC Express activation key card1Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/techspecRead 15 October 2026Accessories: 2 x SATA 6Gb/s cables, 1 x I/O shield, 1 x M.2 anchor package, 1 x Quick start guide and 1 x ACC Express activation key card. The manual's package list for the PRIME H810M-E has the same items without the key card.3Owner's manualdlcdnets.asus.com/pub/ASUS/mb/LGA1851/PRIME_H810M-E/E26375_PRIME_H810M-E_EM_WEB.pdfRead 15 October 2026Package contents: 2 x SATA 6Gb/s cables, 1 x I/O shield, 1 x M.2 anchor package and 1 x Quick start guide.

Warranty

Manufacturer warranty (source market)
3years5Maker product pageasus.com/motherboards-components/motherboards/csm/prime-h810m-e-csm/helpdesk_warrantyRead 15 October 2026ASUS Global warranty page for the model: Motherboard Standard: 3 Years. The policy says the term can differ by region. The ASUS eShop USA says 3 year manufacturer warranty.8Retailer pageeshop.comfeel.cz/asus-mb-sc-lga1851-prime-h810m-e-csmRead 15 October 2026Comfeel is a Czech shop and lists a warranty of 36 months.9Retailer pageamazon.com/dp/B0FSNGDGS3Read 15 October 2026Warranty Description: 3 Years, on the US page.

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Sources

We read 12 sources for this motherboard. The numbers match the markers in the sheet.

  1. Read 15 October 2026Backs 36 fields
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  8. Read 15 October 2026Backs 3 fields
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  10. Read 15 October 2026Backs 2 fields
  11. Read 15 October 2026Backs 1 field
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