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Green Micro ATX motherboard with silver heatsinks, black PCB, LGA 1700 socket, four DDR4 slots, PCIe x16 and x1 slots

MSI

MSI PRO B660M-E DDR4 Intel Motherboard

SKU CH-VRNV-9754W

Micro-ATX LGA 1700 board with Intel B660 chipset, dual-channel DDR4 up to 64 GB, PCIe 4.0 x16, 1 Gbps LAN and 7.1 audio

  • ProcessorSupports 12th Gen Intel Core™ Processors, Pentium Gold and C
  • ChipsetIntel B660
  • CPU socketLGA 1700
  • Supported memorySupport dual-channel DDR4 2133/2666/2933/3200 MHz memory
  • Max supported RAM64 GB
  • PCI slots1x PCIe x16 slot (From CPU) Supports up to PCIe 4.0 x16 1x P
  • Supports 12th Gen Intel Core processors via LGA 1700 socket
  • Dual-channel DDR4 memory up to 64 GB at 3200 MHz
  • PCIe 4.0 x16 slot for high-speed graphics cards
  • Intel I219V 1 Gbps LAN controller for wired networking
  • Realtek ALC892/897 codec delivers 7.1-channel high-definition audio

Socket LGA 1700 Micro-ATX Board

The MSI PRO B660M-E DDR4 is an Intel B660 motherboard built for 12th Gen Core, Pentium Gold and Celeron processors in a Micro-ATX form factor. It delivers dual-channel DDR4 support up to 3200MHz and a single PCIe 4.0 x16 slot for graphics.

DDR4 Builders Not Needing Overclocking

This board suits users who want a compact 12th Gen platform with four SATA III ports, one M.2 interface and Intel 1Gbps LAN without CPU overclocking features. Builders needing Z-series chipset controls, more PCIe lanes or factory Wi-Fi should look elsewhere.

64GB DDR4 Maximum Capacity

The decisive specification is the 64GB memory ceiling across two DDR4 slots running at 2133, 2666, 2933 or 3200MHz. If your workload requires more than 64GB or demands higher native DDR4 speeds, this motherboard will not meet the requirement.

How it compares

Measured against everything we stock in Motherboards for Intel CPUs, at today’s prices. Recalculated every night.

Price $79.99
Cheaper than about 62% of the 2,965 comparable items (median $97.99).

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Specifications

Product
Brand nameMSI
Product lineMSI PRO B660M-E DDR4
Model nameMSI PRO B660M-E DDR4
Processor
ProcessorSupports 12th Gen Intel Core™ Processors, Pentium Gold and Celeron Processors
Processor socket LGA1700
CPU socketLGA 1700
ChipsetIntel B660
Memory
Supported memorySupport dual-channel DDR4 2133/2666/2933/3200 MHz memory
Max supported RAM64 GB
Storage
SATA and RAID support1XM.2 interface, 4xSATA III interface
Audio & video
Audio chipRealtek ALC892/ ALC897 Codec
7.1-Channel High Definition Audio
Connectivity
Ethernet controller1x Intel I219 V 1 Gbit/s LAN controller
Ports & slots
PCI slots1x PCIe x16 slot (From CPU)
Supports up to PCIe 4.0 x16
1x PCIe x1 slot (From B660 chipset)
Supports PCIe 3.0 x1

Questions about this item

Will the CMOS battery on the MSI PRO B660M-E DDR4 need replacing, and is it included?

The package includes a metal battery for the CMOS; replacement timing depends on usage but typically lasts several years.

Which component limits sustained performance first on the MSI PRO B660M-E DDR4 — the VRM or the chipset?

The Intel B660 chipset handles PCIe 3.0 x1 and USB 2.0 traffic; sustained heavy I/O on the four SATA III ports will saturate chipset bandwidth before the CPU VRM becomes a bottleneck.

How much heat and noise does the MSI PRO B660M-E DDR4 produce when running all day with four SATA III drives active?

Passive chipset cooling means heat output scales with SATA III and USB 2.0 load; expect low noise as only case fans are audible, while board temperature stays within normal operating range.

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