FAQs about the ECS B860H8-EM motherboard.

[#1]

FAQs about the ECS B860H8-EM motherboard.

MSN 20072435

• Which processors (CPUs) can be used?

• • LGA1851 socket
  • Arrow Lake-S Intel Core Ultra Prozessoren (65W non K)
  • L3 cache varies depending on CPU

• What is the maximum amount of RAM that can be installed?

• There are 2 memory slots on the mainboard, each of which can hold 32 GB of RAM. The maximum capacity is therefore 64 GB.

  Module:	288 Pin-DIMM
  Type:	SDRAM-DDR5
  Clock:	6400 MHz
  Voltage:	1.1 - 1.35 V
  Feature:	Support for non-ECC unbuffered SDRAM memory

  ⚠️Note⚠️ In the 32-bit editions of Windows operating systems, a maximum of approx. 3.2 GB of memory is recognised. You can find more information on this on the Microsoft website.
  If you have not yet installed a memory, this MSI-video can help you.

• Which M.2 cards can be used?

• SlotConnectionDimensionsKey(s)Comment

  1	PCIe 4.0 x4	2280	M Key
  2	PCIe 4.0 x4	2280	M Key

  ⚠️Note⚠️ For the fastening you need a screw with metric M2 thread and a length between 2.5 mm and 3.0 mm. The head should have a diameter of 4 mm to a maximum of 5 mm. If the screws are not available in the local specialist shop, you can find them in the online shop.

• What is the front PIN assignment for the mainboard?

• The front PIN assignment can be taken from the illustration.

  
  ⚠️Note⚠️ the correct polarity, otherwise the computer may not start.

• LAN Port LED Status

•  

• Assignment of the audio ports (back side)

•  
  

  You can change the function of the audio jacks using the audio software.

• Which slots for graphics cards are available?

• 1 x PCI-E x16 (Gen5)

• Does the board support TPM?

• TPM 2.0 support is available.

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The information in this article refers to:

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• PC ERAZER Bandit P20 (MD 35463) MSN 10025994

• PC ERAZER Bandit P20 (MD 35481) MSN 10025819
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• PC ERAZER Bandit P20 (MD 340054) MSN 10025982
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ChangeLog:

• 2025-12-05 / Version 2.0
  [edit] body M.2 slot 3 removed
• 2025-10-22
  Initial version

Article in other languages:

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Review Date: 2026-12-05