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Main image of MSI B75MA-E33 LGA 1155 Intel B75 HDMI SATA 6Gb/s USB 3.0 Micro ATX Intel Motherboard with UEFI BIOS

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MSI B75MA-E33 LGA 1155 Intel B75 HDMI SATA 6Gb/s USB 3.0 Micro ATX Intel Motherboard with UEFI BIOS

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Intel B75
Core i7 / i5 / i3 (LGA1155)
DDR3 2400(OC)/2200(OC)

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Intel B75
Core i7 / i5 / i3 (LGA1155)
DDR3 2400(OC)/2200(OC)

Model
Brand	MSI
Model	B75MA-E33

Supported CPU
CPU Socket Type	LGA 1155
CPU Type	Core i7 / i5 / i3 / Pentium / Celeron (LGA1155)

Chipsets
Chipset	Intel B75

Onboard Video
Onboard Video Chipset	Supported only by CPU with integrated graphic

Memory
Number of Memory Slots	2x240pin
Memory Standard	DDR3 1066/1333/1600/1800/2000/2200/2400 MHz (OC, 22nm CPU required)
Maximum Memory Supported	16GB
Channel Supported	Dual Channel

Expansion Slots
PCI Express 3.0 x16	1 x PCI Express 3.0 x16
PCI Express x1	1 x PCI Express x1
PCI Slots	1 x PCI Slot

Storage Devices
Serial ATA (SATA)	1 x SATA 6Gb/s

Onboard Audio
Audio Chipset	Realtek ALC887
Audio Channels	8 Channels

Onboard LAN
LAN Chipset	Realtek 8111E
Max LAN Speed	1Gbps

Rear Panel Ports
Back I/O Ports	1 x HDMI / 2 x PS/2 / 2 x USB 3.0 / 4 x USB 2.0/1.1
PS/2	2
Video Ports	D-Sub
HDMI	1 x HDMI
USB 3.0	2 x USB 3.0
USB 1.1/2.0	4 x USB 2.0
Audio Ports	3 Ports

Internal I/O Connectors
Onboard USB	2 x USB 3.0 + 4 x USB 2.0
Other Connectors	ATX 24-Pin power connector4-pin ATX 12V power connectorCPU x 1 / System x 2 FAN connectors1 x Clear CMOS jumper1 x Serial port connector1 x Parallel port connector1 x TPM Module connector1 x Front Panel Audio connector1 x Front Panel connector1 x Chassis Intrusion connector

Physical Spec
Form Factor	Micro ATX
Dimensions (W x L)	9.6" x 6.81"
Power Pin	24 Pin

Features
Features	OC Genie II: Auto OC to boost performance in 1 secClickBIOS II: Easy-to-use UEFI BIOS interfaceSupport USB 3.0 & SATA 6Gb/s

Additional Information
First Listed on Newegg	October 17, 2026

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MSI B75MA-E33 LGA 1155 Intel B75 HDMI SATA 6Gb/s USB 3.0 Micro ATX Intel Motherboard with UEFI BIOS

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Item#: 9SIC6WMM8Z2828

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MSI B75MA-E33 LGA 1155 Intel B75 HDMI SATA 6Gb/s USB 3.0 Micro ATX Intel Motherboard with UEFI BIOS

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Learn more about the MSI B75MA-E33

Customer Reviews of the MSI B75MA-E33

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

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Manufacturer Contact Info