MAG B660M MORTAR DDR4

CPU (Max Support)
Socket
Chipset
DDR4 Memory
Memory Channel
DIMM Slots
Max Memory (GB)
PCI-E x16
PCI-E x1
SATAIII
M.2 Slot
RAID
LAN
USB 3.2 ports (Front)
USB 3.2 ports (Rear)
USB 2.0 ports (Front)
USB 2.0 ports (Rear)
Audio ports (Rear)
DisplayPort
HDMI
DirectX
CrossFire
Operating System
Form Factor

CPU (Max Support)

Socket

1700

Chipset

Intel® B660 Chipset

DDR4 Memory

4800(OC)/ 4600(OC)/ 4400(OC)/ 4266(OC)/ 4200(OC)/ 4000(OC)/ 3800(OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3400(OC)/ 3333(OC)/ 3200(OC)/ 3200(JEDEC)/ 2933(JEDEC)/ 2666(JEDEC)/ 2400(JEDEC)/ 2133(JEDEC) MHz

Memory Channel

Dual

DIMM Slots

Max Memory (GB)

128

PCI-E x16

PCI-E x1

SATAIII

M.2 Slot

RAID

0/1/5/10

1x Realtek® 8125BG 2.5G LAN

USB 3.2 ports (Front)

1(Gen 2, Type C), 2(Gen 1, Type A)

USB 3.2 ports (Rear)

1(Gen 2x2, Type C), 3(Gen 2, Type A)

USB 2.0 ports (Front)

USB 2.0 ports (Rear)

Audio ports (Rear)

Realtek® ALC1200

DisplayPort

HDMI

DirectX

CrossFire

Operating System

Support for Windows® 11 64-bit, Windows® 10 64-bit

Form Factor

mATX

All images and descriptions are for illustrative purposes only. Visual representation of the products may not be perfectly accurate. Product specification, functions and appearance may vary by models and differ from country to country . All specifications are subject to change without notice. Please consult the product specifications page for full details.Although we endeavor to present the most precise and comprehensive information at the time of publication, a small number of items may contain typography or photography errors. Products may not be available in all markets. We recommend you to check with your local supplier for exact offers.

Processor

Supports 12th Gen Intel^® Core™, Pentium^® Gold and Celeron^® processors ¹
Processor socket LGA1700

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

See supported processors

Chipset

Intel^® B660 Chipset

Memory

4x DDR4 memory slots, support up to 128GB¹
Supports 1R 2133/ 2666/ 3200 MHz (by JEDEC & POR)
Max overclocking frequency:
- 1DPC 1R Max speed up to 4800+ MHz
- 1DPC 2R Max speed up to 4000+ MHz
- 2DPC 1R Max speed up to 4000+ MHz
- 2DPC 2R Max speed up to 3600+ MHz
Supports Dual-Channel mode
Supports non-ECC, un-buffered memory
Supports Intel^® Extreme Memory Profile (XMP)

Please refer to www.msi.com for more information on compatible memory.

See supported memory

Expansion Slot

2x PCIe x16 slots
- PCI_E1 slot (From CPU)
  - Supports PCIe 4.0 x16
- PCI_E3 slot (From B660 Chipset)
  - Supports PCIe 3.0 x4
1x PCIe 3.0 x1 slot

Multi-GPU

Supports 2-Way AMD^® CrossFire™ Technology

Onboard Graphics

1x HDMI 2.1 with HDR port, supports a maximum resolution of 4K 60Hz¹ / ²
1x DisplayPort 1.4 port with HBR3, supports a maximum resolution of 4K 60Hz¹ / ²

Available only on processors featuring integrated graphics.
Graphics specifications may vary depending on the CPU installed.

Storage

4x SATA 6Gb/s ports (SATA5~8, from B660 Chipset)¹
2x SATA 6Gb/s ports (SATA_A & SATA_B, from ASMedia ASM1061)
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™ Memory

SATA8 will be unavailable when installing M.2 SATA SSD in the M2_2 slot.

RAID

Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA storage devices¹

SATA_A & SATA_B do not support RAID function.

USB

Intel^® B660 Chipset

1x USB 3.2 Gen2x2 20Gbps Type-C port on the back panel
1x USB 3.2 Gen 2 10Gbps Type-C port available through the internal connector
2x USB 3.2 Gen 1 5Gbps ports available through the internal connector
4x USB 2.0 ports on the back panel

USB Hub-GL3590

3x USB 3.2 Gen 2 10Gbps Type-A ports on the back panel

USB Hub-GL850G

4x USB 2.0 ports available through internal connectors

Audio

Realtek^® ALC1200 Codec

7.1-Channel High Definition Audio
Supports S/PDIF output

LAN

1x Realtek^® 8125BG 2.5Gbps LAN controller

Internal connectors

1x 24-pin ATX main power connector
2x 8-pin ATX 12V power connectors
6x SATA 6Gb/s connectors
2x M.2 slots (M-Key)
1x USB 3.2 Gen 2 10Gbps Type-C connector
1x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)
2x USB 2.0 Type-A connectors (supports additional 4 USB 2.0 ports)
1x 4-pin CPU fan connector
1x 4-pin water-pump fan connector
2x 4-pin system fan connectors
1x Front panel audio connector
2x System panel connectors
1x Chassis Intrusion connector
1x Clear CMOS jumper
1x TPM module connector
1x TBT connector (supports RTD3)
1x Tuning Controller connector

LED Feature

4x EZ Debug LED
1x 4-pin RGB LED connector
2x 3-pin RAINBOW LED connectors

Back panel ports

USB 2.0 Port
DisplayPort 1.4
USB 3.2 Gen 2 10Gbps Type-A
2.5G LAN Port
HD Audio Connectors
HDMI 2.1 Port
USB 3.2 Gen 2x2 20Gbps Type-C
Optical S/PDIF OUT

Dimensions

Micro-ATX Form Factor
9.6 in. x 9.6 in. (24.4 cm x 24.4 cm)

Box content

MSI^® does not guarantee the risks or damages caused by changing the cover.
These pictures are for reference only and may vary without notice.

All images and descriptions are for illustrative purposes only. Visual representation of the products may not be perfectly accurate. Product specification, functions and appearance may vary by models and differ from country to country . All specifications are subject to change without notice. Please consult the product specifications page for full details.Although we endeavor to present the most precise and comprehensive information at the time of publication, a small number of items may contain typography or photography errors. Products may not be available in all markets. We recommend you to check with your local supplier for exact offers.

MAG B660M MORTAR DDR4

Processor

Chipset

Memory

Expansion Slot

Multi-GPU

Onboard Graphics

Storage

RAID

USB

Intel® B660 Chipset

USB Hub-GL3590

USB Hub-GL850G

Audio

Realtek® ALC1200 Codec

LAN

Internal connectors

LED Feature

Back panel ports

Dimensions

Box content

Intel^® B660 Chipset

Realtek^® ALC1200 Codec