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MOTHERBOARDS

PRO B660M-G DDR4

PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity.

M.2 SHIELD FROZR

World’s fastest SSDs can start to lower performance when getting hot. Part of the motherboards heatsink design, M.2 SHIELD FROZR is the next generation M.2 thermal solution to avoid this by offering the best thermal protection to make sure that SSD maintains maximum performance.

HIGH-BANDWIDTH AND LOW-LATENCY NETWORK

2.5Gbps LAN provides incredible data transfer speed faster than general Gigabit LAN. This is a premium solution for demanding use

A HUGE STEP OF DDR PERFORMANCE

MSI OC LAB does not merely work hard on extreme overclocking. The XMP memory profile has great improvement on performance and efficiency for B660 . Easy to enable XMP profile with auto power settings to get the best memory speed and stability.

PRO B660M-G DDR4

  • Supports 12th Gen Intel® Core™, Pentium® Gold and Celeron® processors for LGA 1700 socket
  • Supports DDR4 Memory, up to 4600+(OC) MHz
  • Core Boost : With premium layout and digital power design to support more cores and provide better performance
  • Memory Boost: Advanced technology to deliver pure data signals for the best performance, stability and compatibility
  • Lightning Fast Experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield Frozr
  • 2.5G LAN: Upgraded network solution for professional and multimedia use. Delivers a secure, stable and fast network connection
  • Audio Boost: Reward your ears with studio grade sound quality
  • Steel Armor: Protecting VGA cards against bending and EMI for better performance, stability and strength.
Weight 3 kg

CPU

Supports 12th Gen Intel® Core Processors, Pentium® Gold and Celeron® Processors 1

Processor socket LGA1700

  1. Please go to msi.com to get the newest support status as new processors are released.

CHIPSET

Intel® B660 chipset

MEMORY

  • 2x DDR4 memory slots, support up to 64GB 1
  • Supports ADL-s 1R 2133/2666/2933/3200 MHz 1
    • 1DPC 1R Max speed up to 4600+ MHz
    • 1DPC 2R Max speed up to 4000+ MHz
  • Supports Dual-Channel mode
  • Supports non-ECC, un-buffered memory
  • Supports Intel® Extreme Memory Profile (XMP)
  1. Please refer www.msi.com for more information on compatible memory.

EXPANSION SLOT

  • 1x PCIe 4.0 x16 slot (from CPU)
  • 1x PCIe 3.0 x1 slot (from B660 chipset)

ONBOARD GRAPHICS

  • 1x VGA port, supports a maximum resolution of 2048×1536 @50Hz, 2048×1280 @60Hz, 1920×1200 @60Hz 1/2
  • 1x HDMI 2.1 with HDR port, supports a maximum resolution of 4K 60Hz 1/2
  • 1x DisplayPort 1.4 port, supports a maximum resolution of 4K 60Hz 1/2 (PRO B660M-G DDR4)
  1. Available for the processor with integrated graphics.
  2. Graphics specifications may vary depending on the CPU installed.

AUDIO

Realtek® ALC897 Codec

  • 7.1-Channel High Definition Audio

LAN

1x Realtek® RTL8125BG 2.5Gbps LAN controller

STORAGE

  • 4x SATA 6Gb/s ports (From B660 chipset) 1
  • 2x M.2 slots (Key M)
    • M2_1 slot (From CPU)
      • Supports PCIe 4.0 x4
      • Supports 2242/ 2260/ 2280 storage devices
    • M2_2 slot (From B660 chipset) 1
      • Supports PCIe 4.0 x4
      • Supports SATA 6Gb/s
      • Supports 2242/ 2260/ 2280 storage devices
      • Supports Intel® Optane™ Technology
  • SATA7 will be unavailable when installing M.2 SATA SSD in the M2_2 slot.
  1. Intel® Optane Memory Ready. Before using Intel®® Optane memory modules, please ensure that you have updated the drivers and BIOS to the latest version from MSI website.

USB

Intel® B660 Chipset

  • 6x USB 3.2 Gen 1 5Gbps ports (4 Type-A ports on the back panel, 2 ports through the internal connector)
  • 2x USB 2.0 Type-A ports on the back panel

USB Hub-GL850G

  • 4x USB 2.0 ports available through internal connectors

FORM FACTOR

  • M-ATX Form Factor
  • 9.6 in. x 8.7 in. (24.4 cm x 22.0 cm)

BIOS FEATURES

  • 1x 256 Mb flash
  • UEFI AMI BIOS
  • ACPI 6.4, SMBIOS 3.4
  • Multi-language

INTERNAL CONNECTORS

  • 1x 24-pin ATX main power connector
  • 1x 8-pin ATX 12V power connector
  • 4x SATA 6Gb/s connectors
  • 2x USB 2.0 connector (support additional 4 USB ports)
  • 1x USB 3.2 Gen 1 5Gbps connector (support additional 2 USB ports)
  • 1x 4-pin CPU fan connector
  • 2x 4-pin system fan connectorx
  • 1x Front panel audio connector
  • 2x System panel connectors
  • 1x Serial port connector
  • 1x TPM module connector
  • 1x Chassis Intrusion connector
  • 1x Clear CMOS jumper
  • 1x JRGB
  • 2x JRAINBOW
  • 1x Tuning Controller Connector

LED FEATURE

  • 4x EZ Debug LED

BACK PANEL CONNECTORS

  1. VGA
  2. Keyboard / Mouse
  3. LAN port
  4. Audio connector
  5. HDMI
  6. DisplayPort
  7. USB 2.0
  8. USB 3.2 Gen 1 5Gbps Type-A
MSI Z490-A PRO back panel ports

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