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Product comparison · 2 motherboards

ASUS PRIME B840M-R vs MSI B550 GAMING WIFI6E

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  • 46specifications compared
  • 18differ
  • 28identical
  • 48known for one product only

Key differences

The MSI B550 GAMING WIFI6E has 3,998 more memory slots than the ASUS PRIME B840M-R (4000 vs 2). The ASUS PRIME B840M-R has 2,800 MHz more supported memory clock speed (max) than the MSI B550 GAMING WIFI6E (7600 MHz vs 4800 MHz). The ASUS PRIME B840M-R has 4 more storage drives supported than the MSI B550 GAMING WIFI6E (6 vs 2). Only the MSI B550 GAMING WIFI6E has Wi-Fi. Processor socket: Socket AM5 on the ASUS PRIME B840M-R, Socket AM4 on the MSI B550 GAMING WIFI6E.

  • Processor socket
    • Socket AM5
    • Socket AM4
  • Supported memory types
    • DDR5-SDRAM
    • DDR4-SDRAM
  • Number of memory slots
    • 2
    • 4000
  • Supported memory clock speed (max)
    • 7600 MHz
    • 4800 MHz
  • Number of storage drives supported
    • 6
    • 2
  • USB 2.0 connectors
    • 2
    • 4000
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 1
    • 3
  • USB 3.2 Gen 2 (3.1 Gen 2) connectors
    • 0
    • 2

Side by side

Differences highlightedShow differences only
94 specifications
A

ASUS

PRIME B840M-RView product
B

MSI

B550 GAMING WIFI6EView product
Processor2 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket AM5Socket AM4
Compatible processor seriesDiffersAMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 SeriesAMD Ryzen 5000 Series, AMD Ryzen 3000 Series, AMD Ryzen 4000 Series
Supported processor socketsKnown for oneSocket AM4
Memory3 differ
Supported memory typesDiffersDDR5-SDRAMDDR4-SDRAM
Number of memory slotsDiffers24000
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speed (max)Differs7600 MHz4800 MHz
Maximum internal memory128 GB128 GB
Unbuffered memoryYesYes
Supported memory clock speedsKnown for one2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400,4533,4600,4733,4800,4866 MHz
Storage controllers2 differ
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersM.2, SATA IIIM.2, PCI Express 4.0, PCI Express 3.0, SATA
Number of HDDs supportedKnown for one4
Number of storage drives supportedDiffers62
RAID supportKnown for oneYes
RAID levelsKnown for one0, 1, 5, 10
Graphicsidentical
Parallel processing technology supportKnown for oneNot supported
Internal I/O4 differ
USB 2.0 connectorsDiffers24000
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers13
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers02
Number of SATA III connectorsDiffers46
S/PDIF out connectorKnown for oneYes
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of CPU fan connectorsKnown for one1
Number of chassis fan connectorsKnown for one2
EPS power connector (8-pin)Known for oneYes
12V power connectorKnown for oneYes
Number of COM connectorsKnown for one1
TPM connectorYesYes
Number of SATA connectorsKnown for one6
Total number of SATA connectorsKnown for one6
Front panel connectorKnown for oneYes
Chassis intrusion connectorKnown for oneYes
RGB LED pin headerKnown for oneYes
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers28
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers40
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers01
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
Ethernet LAN (RJ-45) ports11
PS/2 ports quantityKnown for one1
VGA (D-Sub) ports quantity00
HDMI ports quantity11
DVI-D ports quantity00
DisplayPorts quantity11
Headphone outputsKnown for one1
Line-inKnown for oneYes
Microphone inKnown for oneYes
USB connector typeKnown for oneUSB Type-A
HDMI versionKnown for one1.4
DisplayPort versionKnown for one1.2
Network2 differ
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
Wi-FiDiffersNoYes
Top Wi-Fi standardDiffersNot availableWi-Fi 6E (802.11ax)
LAN controllerKnown for oneRealtek 8111H
Wi-Fi standardsKnown for oneWi-Fi 6 (802.11ax)
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.3
Features1 differ
Component forPCPC
Motherboard form factorKnown for onemicro ATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD B840AMD B550
Audio output channels7.1 channels7.1 channels
Product colourKnown for oneMulticolour
Windows operating systems supportedKnown for oneWindows 11, Windows 10 x64
Audio chipKnown for oneRealtek ALC897
Expansion slotsidentical
PCI Express x1 (Gen 3.x) slots11
PCI Express x16 (Gen 4.x) slots11
Number of M.2 (M) slots22
1st M.2 largest key size22802280
PCI Express x1 (Gen 4.x) slotsKnown for one1
PCI Express x16 slotsKnown for one1
PCI Express x16 (Gen 3.x) slotsKnown for one1
1st M.2 highest PCI Express generationKnown for one4.0
2nd M.2 largest key sizeKnown for one2280
2nd M.2 highest PCI Express generationKnown for one3.0
BIOSidentical
BIOS typeUEFI AMIUEFI AMI
BIOS memory size256 Mbit256 Mbit
ACPI versionKnown for one6.0
System Management BIOS (SMBIOS) versionKnown for one2.8
Packaging dataidentical
Package widthKnown for one260 mm
Package depthKnown for one270 mm
Package heightKnown for one51.5 mm
Package weightKnown for one924 g
Weight & dimensionsidentical
WidthKnown for one236 mm
DepthKnown for one229 mm
HeightKnown for one36.5 mm
Other featuresidentical
WeightKnown for one563 g

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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