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Form Factor

ATX
- ATX
mATX
- Micro ATX
EATX
- Extended ATX
ITX
- Mini ITX
Others
- CEB
- SSI CEB

Memory Standard

DDR5
- DDR5 9000
- DDR5 8800
- DDR5 8600
- DDR5 8400
- DDR5 8333
- DDR5 8266
- DDR5 8200
- DDR5 8000
- DDR5 7950
- DDR5 7900
- DDR5 7800
- DDR5 7600
- DDR5 7400
- DDR5 7200
- DDR5 7000
- DDR5 6800
- DDR5 6666
- DDR5 6600
- DDR5 6400
- DDR5 6200
- DDR5 6000
- DDR5 5800
- DDR5 5600
- DDR5 5400
- DDR5 5200
- DDR5 5000
- DDR5 4800
- DDR5 4400
DDR4
- DDR4 5333
- DDR4 3200
- DDR4 2933
- DDR4 2667
- DDR4 2400
- DDR4 2133

Number of Memory Slots

8 Slots
- 8x288pin (DDR4)
4 Slots
- 4x288pin (DDR5)
- 4x288pin (DDR4)
2 Slots
- 2x288pin (DDR5)
- 2x288pin (DDR4)

Maximum Memory Supported

64GB
- 64GB
128GB
- 128GB
256GB
- 256GB
512GB
- 512GB
Others
- 4TB
- 2TB
- 1TB
- 16GB

Memory Performance Profile

AMD EXPO
Intel XMP 2.0
Intel XMP 3.0
Intel XMP 3.0 / AMD EXPO

Back I/O Ports

USB Ports
- 1 x USB 2.0/1.1
- 1 x USB 3.1 Gen 2 Type-A
- 1 x USB 3.1 Gen 2 Type-C
- 1 x USB 3.2 Gen 1 Type-C
- 1 x USB 3.2 Gen 2 Type-C
- 1 x USB 3.2 Gen 2x2 Type-C
- 2 x USB 2.0/1.1
- 2 x USB 3.1 Gen 1 Type-A
- 2 x USB 3.1 Gen 2 Type-A
- 2 x USB 3.2 Gen 1 Type-A
- 2 x USB 3.2 Gen 2 Type-A
- 2 x USB 3.2 Gen 2 Type-C
- 2 x USB 3.2 Gen 2x2 Type-C
- 2 x USB4
- 3 x USB 2.0/1.1
- 3 x USB 3.2 Gen 1
- 3 x USB 3.2 Gen 1 Type-A
- 3 x USB 3.2 Gen 2 Type-A
- 3 x USB 3.2 Gen 2 Type-C
- 4 x USB 2.0/1.1
- 4 x USB 3.1 Gen 1
- 4 x USB 3.1 Gen 1 Type-A
- 4 x USB 3.1 Gen 2 Type-A
- 4 x USB 3.2 Gen 1
- 4 x USB 3.2 Gen 1 Type-A
- 4 x USB 3.2 Gen 2 Type-A
- 5 x USB 3.2 Gen 2 Type-A
- 6 x USB 2.0/1.1
- 6 x USB 3.1 Gen 1 Type-A
- 6 x USB 3.2 Gen 2 Type-A
- 7 x USB 3.2 Gen 1 Type-A
- 9 x USB 3.1 Gen 2 Type-A
- 9 x USB 3.2 Gen 2 Type-A
Video Ports
- 1 x D-Sub
- 1 x DisplayPort
- 1 x DVI-D
- 1 x HDMI
- 2 x DisplayPort
Audio Ports
- 1 x 6.3mm Headphone
- 1 x Audio Jack
- 2 x Audio Jacks
- 3 x Audio Jacks
- 5 x Audio Jacks
- 6 x Audio Jacks
Networking
- 1 x Antenna Bracket
- 1 x LAN (RJ45)
- 1 x MLAN
- 2 x Antenna Bracket
- 2 x LAN (RJ45)
- 3 x LAN (RJ45)
- 4 x LAN (RJ45)
Peripherals
- 1 x COM (Serial Port)
- 1 x Optical S/PDIF Out
- 1 x PS/2 Keyboard/Mouse Combo
Button
- 1 x Clear CMOS Button
- 1 x Flash BIOS Button
- 1 x Q-Flash Plus Button
- 1 x Smart Button

Serial ATA (SATA)

SATA III
- 14 x SATA 6Gb/s
- 8 x SATA 6Gb/s
- 6 x SATA 6Gb/s
- 4 x SATA 6Gb/s
- 2 x SATA 6Gb/s

SATA RAID

0/1
0/1/10
0/1/5/10

M.2

PCIe 5.0 M.2
- 1 x M.2 (Support PCIe 5.0 x4)
- 2 x M.2 (Support PCIe 5.0 x4)
- 3 x M.2 (Support PCIe 5.0 x4)
PCIe 4.0 M.2
- 1 x M.2 (Support PCIe 4.0 x2)
- 1 x M.2 (Support PCIe 4.0 x4)
- 2 x M.2 (Support PCIe 4.0 x4)
PCIe 3.0 M.2
- 1 x M.2 (Support PCIe 3.0 x4)
PCIe & SATA M.2
- 1 x M.2 (Support PCIe 3.0 x2 & SATA)
- 1 x M.2 (Support PCIe 3.0 x4 & SATA)
- 1 x M.2 (Support PCIe 4.0 x4 & SATA)
Other
- 2 x M.2
- 3 x M.2
- 4 x M.2
- 1 x M.2 + 1 x Ultra M.2

PCI Express x16

1 x PCI Express x16
2 x PCI Express x16
3 x PCI Express x16

PCI Slots

1 x PCI Slot

Windows 11

Supported
Ready

Max LAN Speed

1 Lan Port
- 1Gbps
- 2.5Gbps
- 5Gbps
- 10Gbps
2 Lan Ports
- 5Gbps + 2.5Gbps
- 10Gbps + 2.5Gbps
- 2 x 1Gbps
- 2 x 5Gbps
- 2 x 10Gbps
3 or More Lan Ports
- 4 x 1Gbps

Wireless LAN

Wi-Fi 802.11 be
Wi-Fi 802.11 ac
Wi-Fi 802.11 ax
Yes

Audio Channels

7.1 Channels
5.1 Channels

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View:36

MSI MEG B550 UNIFY-X AM4 AMD B550 SATA 6Gb/s USB 3.0 ATX AMD Motherboard

Refurbished MSI MEG B550 UNIFY-X AM4 AMD B550 SATA 6Gb/s USB 3.0 ATX AMD Motherboard

Brand: MSI
CPU Socket Type: AM4
Chipset: AMD B550
Serial ATA (SATA): 6 x SATA 6Gb/s ports 1 2 1. The SATA5 port will be unavailable when installing M.2 SATA SSD into M2_3. 2. The SATA5 and SATA6 ports will be unavailable when installing M.2 PCIe SSD into M2_3.
Model #: MEG B550 UNIFY-X

$159^.00 –
More options from $159.00 - $181.98
Free Shipping

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Lenovo 03T6014 ThinkCentre M71E LGA 1155/Socket H2 DDR3 Desktop Motherboard

Used - Very Good Lenovo 03T6014 ThinkCentre M71E LGA 1155/Socket H2 DDR3 Desktop Motherboard

Model #: 03T6014

$24^.99 –
Free Shipping

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For Tower Server Think System ST550 Main Board 00MX682

Refurbished For Tower Server Think System ST550 Main Board 00MX682

Model #: 721607680968

$1,978^.90 –
$15.00 Shipping

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