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Product comparison · 2 motherboards

ASUS Prime B550M-A/CSM vs GIGABYTE B450M AORUS ELITE

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  • 42specifications compared
  • 11differ
  • 31identical
  • 30known for one product only

Key differences

  • Supported storage drive interfaces
    • M.2, SATA
    • M.2, 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
  • VGA (D-Sub) ports quantity
    • 1
    • 0
  • Motherboard chipset
    • AMD B550
    • AMD B450
  • BIOS memory size
    • 256 Mbit
    • 128 Mbit

Side by side

Differences highlightedShow differences only
72 specifications
A

ASUS

Prime B550M-A/CSMView product
B

GIGABYTE

B450M AORUS ELITEView product
Processor1 differ
Processor manufacturerAMDAMD
Processor socketSocket AM4Socket AM4
Compatible processor seriesDiffersAMD Ryzen 3000 SeriesAMD Ryzen 2000 Series, AMD Ryzen 3000 Series, AMD Ryzen 5000 Series
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 MHz2133,2400,2667,2933,3200,3466,3600 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, SATAM.2, SATA III
RAID levelsKnown for one0, 1, 10
Graphicsidentical
Parallel processing technology supportKnown for one2-Way CrossFireX, Quad-GPU CrossFireX
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
S/PDIF out connectorKnown for oneYes
Front panel audio connectorKnown for oneYes
Front panel connectorKnown for oneYes
ATX Power connector (24-pin)Known for oneYes
CPU fan connectorKnown for oneYes
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 ports2 differ
USB 2.0 ports quantityDiffers02
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity44
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 quantity22
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity00
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 quantity11
Headphone outputs11
Microphone inYesYes
Networkidentical
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
Wi-FiNoNo
LAN controllerKnown for oneRealtek RTL8111H
Features2 differ
Component forPCPC
Motherboard form factormicro ATXmicro ATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD B550AMD B450
Audio output channels7.1 channels7.1 channels
Windows operating systems supportedDiffersWindows 10Windows 10 x64, Windows 7 x64
Audio chipKnown for oneRealtek ALC887
Product colourKnown for oneBlack, Silver
Expansion slotsidentical
PCI Express x1 slotsKnown for one1
PCI Express x16 slotsKnown for one2
Number of M.2 (M) slotsKnown for one2
PCI Express x16 (Gen 4.x) slotsKnown for one1
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers256 Mbit128 Mbit
ACPI versionKnown for one5.0
Clear CMOS jumperKnown for oneYes
Desktop Management Interface (DMI) versionKnown for one2.7
System Management BIOS (SMBIOS) versionKnown for one2.7
Weight & dimensionsidentical
Width244 mm244 mm
Depth244 mm244 mm
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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