How much RAM does the MSI B85M-E45 support?

The B85M-E45 supports up to 32GB of memory across 4 slot(s), up to 8GB per slot.

What type of memory does the B85M-E45 use?

It uses DDR3 DIMM memory modules.

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System specifications for MSI B85M-E45

Specifications reported for the MSI B85M-E45.

Memory type: DDR3
Form factor: DIMM
Memory slots: 4
Maximum memory: 32GB
Max per slot: 8GB
Rated speed: 1600 MT/s
ECC: none

Good to know

Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

Checks the drivers on your MSI B85M-E45, installs the safe updates Windows offers, guides the rest to the official download — and confirms exactly which of the upgrades above your machine has room for.

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Your system

MSI B85M-E45Memory Upgrades

Change system Auto-detect

9 guaranteed-fit options

This option is out of stock.

System specifications for MSI B85M-E45

Specifications reported for the MSI B85M-E45.

Memory type: DDR3
Form factor: DIMM
Memory slots: 4
Maximum memory: 32GB
Max per slot: 8GB
Rated speed: 1600 MT/s
ECC: none

Good to know

Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

Software

Free tools from Seifelden — no purchase needed.

Seifelden Upgrade AssistantFree

MSI B85M-E45Memory Upgrades

Choose your upgrade

System specifications for MSI B85M-E45

Software

MSI B85M-E45Memory Upgrades

Choose your upgrade

System specifications for MSI B85M-E45

Software