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Product comparison · 2 motherboards

ASUS Prime B550M-A/CSM vs MSI MPG Z490 Carbon EK X

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  • 40specifications compared
  • 22differ
  • 18identical
  • 42known for one product only

Key differences

  • Processor socket
    • Socket AM4
    • LGA 1200 (Socket H5)
  • Supported storage drive interfaces
    • M.2, SATA
    • SATA III
  • USB 2.0 connectors
    • 4
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 2
    • 1
  • Number of SATA III connectors
    • 4
    • 6
  • USB 2.0 ports quantity
    • 0
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 4
    • 0
  • USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
    • 2
    • 4

Side by side

Differences highlightedShow differences only
82 specifications
A

ASUS

Prime B550M-A/CSMView product
B

MSI

MPG Z490 Carbon EK XView product
Processor2 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket AM4LGA 1200 (Socket H5)
Compatible processor seriesDiffersAMD Ryzen 3000 SeriesIntel® Celeron®, Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7, Intel® Core™ i9, Intel® Pentium®
Maximum number of SMP processorsKnown for one1
Memory1 differ
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slots44
Memory slots typeDIMMDIMM
Memory channelsKnown for oneDual-channel
ECC сompatibilityKnown for oneNon-ECC
Supported memory clock speedsDiffers2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4000,4133,4266,4400,4600 MHz2133,2666,2933,4000,4266,4400,4800 MHz
Maximum internal memory128 GB128 GB
Unbuffered memoryKnown for oneYes
Storage controllers1 differ
Supported storage drive typesKnown for oneHDD & SSD
Supported storage drive interfacesDiffersM.2, SATASATA III
RAID levelsKnown for one0, 1, 5, 10
Graphicsidentical
Maximum graphics card memoryKnown for one16000 MB
Parallel processing technology supportKnown for one2-Way SLI, 3-Way CrossFireX
Maximum resolutionKnown for one4096 x 2304 pixels
On-board graphics cardKnown for oneNo
Internal I/O3 differ
USB 2.0 connectorsDiffers42
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers21
USB 3.2 Gen 2 (3.1 Gen 2) connectors00
Number of SATA III connectorsDiffers46
Number of SATA II connectors00
Number of Parallel ATA connectors00
Front panel audio connectorKnown for oneYes
ATX Power connector (24-pin)Known for oneYes
CPU fan connectorKnown for oneYes
Number of chassis fan connectorsKnown for one6
Chassis intrusion connectorKnown for oneYes
12V power connectorKnown for oneYes
Serial port headersKnown for one1
TPM connectorKnown for oneYes
RGB LED pin headerKnown for oneYes
Number of SATA connectorsKnown for one0
Rear panel I/O ports6 differ
USB 2.0 ports quantityDiffers02
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 quantityDiffers24
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantity11
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantityDiffers10
HDMI ports quantity11
DVI-D ports quantityDiffers10
DisplayPorts quantityKnown for one1
S/PDIF out portKnown for oneYes
Digital audio optical outKnown for one1
WiFi-AP antenna jackKnown for one2
Headphone outputsKnown for one1
Microphone inKnown for oneYes
Network3 differ
Ethernet LANYesYes
Ethernet interface typeDiffersGigabit Ethernet2.5 Gigabit Ethernet
LAN controllerDiffersRealtek RTL8111HRealtek RTL8125B
Wi-FiDiffersNoYes
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.1
Features5 differ
Component forPCPC
Motherboard form factorDiffersmicro ATXATX
Motherboard chipset familyDiffersAMDIntel
Motherboard chipsetDiffersAMD B550Intel Z490
Audio chipDiffersRealtek ALC887Realtek ALC1220
Audio output channels7.1 channels7.1 channels
Number of mounting holesKnown for one9
Windows operating systems supportedDiffersWindows 10Windows 10 x64
Product colourKnown for oneBlack, Silver
Expansion slotsidentical
PCI Express x1 (Gen 3.x) slotsKnown for one2
PCI Express x16 (Gen 3.x) slotsKnown for one3
Number of M.2 (M) slotsKnown for one2
PCI Express x16 (Gen 4.x) slotsKnown for one1
BIOSidentical
Clear CMOS jumperKnown for oneYes
BIOS typeKnown for oneUEFI AMI
BIOS memory sizeKnown for one256 Mbit
Logistics dataidentical
Harmonized System (HS) codeKnown for one84733020
Weight & dimensions1 differ
WidthDiffers244 mm305 mm
Depth244 mm244 mm
Packaging contentidentical
Cables includedKnown for oneSATA
Drivers includedKnown for oneYes
Other featuresidentical
mSATA ports quantityKnown for one0

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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