MSI PRO B550-S motherboard
MSI PRO B550-S motherboard – 2
MSI PRO B550-S motherboard – 3
MSI PRO B550-S motherboard – 4
MSI PRO B550-S motherboard – 5
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MSI PRO B550-S motherboard
MSI PRO B550-S motherboard
MSI PRO B550-S motherboard
MSI PRO B550-S motherboard
MSI PRO B550-S motherboard

The product's shade and actual color may differ from what is shown in the picture, as the images are for illustrative purposes. The product description is general and may not include all the product's features.

MSI PRO B550-S motherboard

139.00 €
Monthly payment from 4,48 €
5077240

PROB550-S

4711377471282

2026-11-06

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All about the product

Compatible processor seriesAMD Ryzen 5000 Series
Compatible processor seriesAMD Ryzen™ 5000 G-Series
Compatible processor seriesAMD Ryzen™ 4000 G-Series
Compatible processor seriesAMD Ryzen 3000 Series
Processor manufacturerAMD
Processor socketSocket AM4
Motherboard chipset familyAMD
Audio output channels7.1 channels
Audio chipRealtek ALC897
Motherboard chipsetAMD B550
Motherboard form factorATX
Unbuffered memoryYes
Memory slots typeDIMM
Memory channelsDual-channel
Supported memory typesDDR4-SDRAM
Supported memory clock speeds3200
Supported memory clock speeds4266
Supported memory clock speeds2933
Supported memory clock speeds4133
Supported memory clock speeds4000
Supported memory clock speeds4800 MHz
Supported memory clock speeds3466
Supported memory clock speeds2667
Supported memory clock speeds3733
Supported memory clock speeds4400 MHz
Supported memory clock speeds3066
Supported memory clock speeds3000
Supported memory clock speeds4866 MHz
Supported memory clock speeds3866
Supported memory clock speeds3600
Supported memory clock speeds4733
Supported memory clock speeds4600 MHz
Supported memory clock speeds2800
Supported memory clock speeds4533
Maximum internal memory128 GB
Number of memory slots4
ECC сompatibilityNon-ECC
Depth243.8 mm
Width304.8 mm
LAN controllerRealtek RTL8111H
Ethernet interface typeGigabit Ethernet
Wi-FiNo
Ethernet LANYes
USB 3.2 Gen 1 (3.1 Gen 1) connectors3
CPU fan connectorYes
Number of SATA III connectors4
USB 2.0 connectors4
Front panel audio connectorYes
RGB LED pin headerYes
Chassis intrusion connectorYes
ATX Power connector (24-pin)Yes
Front panel connectorYes
TPM connectorYes
Cables includedSATA
Supported storage drive interfacesM.2, SATA III
RAID levels0
RAID levels10
RAID levels1
Supported storage drive typesHDD & SSD
Ethernet LAN (RJ-45) ports1
USB 2.0 ports quantity4
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1
HDMI ports quantity1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2
PCI Express x16 slots2
PCI Express x1 slots1
Number of M.2 (M) slots2