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
    • Prime B550M-A/CSM:M.2, SATA
    • B450M AORUS ELITE:M.2, SATA III
  • USB 2.0 connectors
    • Prime B550M-A/CSM:4
    • B450M AORUS ELITE:2
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • Prime B550M-A/CSM:2
    • B450M AORUS ELITE:1
  • Number of SATA III connectors
    • Prime B550M-A/CSM:4
    • B450M AORUS ELITE:6
  • USB 2.0 ports quantity
    • Prime B550M-A/CSM:0
    • B450M AORUS ELITE:2
  • VGA (D-Sub) ports quantity
    • Prime B550M-A/CSM:1
    • B450M AORUS ELITE:0
  • Motherboard chipset
    • Prime B550M-A/CSM:AMD B550
    • B450M AORUS ELITE:AMD B450
  • BIOS memory size
    • Prime B550M-A/CSM:256 Mbit
    • B450M AORUS ELITE:128 Mbit

Side by side

Differences highlightedShow differences only (on)
Comparison of Prime B550M-A/CSM, B450M AORUS ELITE
72 specifications
Processor1 differ
Compatible processor seriesDiffersAMD Ryzen 3000 SeriesAMD Ryzen 2000 Series, AMD Ryzen 3000 Series, AMD Ryzen 5000 Series
Memory1 differ
Memory channelsKnown for oneUnknown — not stated by the sourceDual-channel
ECC сompatibilityKnown for oneUnknown — not stated by the sourceNon-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
Unbuffered memoryKnown for oneUnknown — not stated by the sourceYes
Storage controllers1 differ
Supported storage drive typesKnown for oneUnknown — not stated by the sourceHDD & SSD
Supported storage drive interfacesDiffersM.2, SATAM.2, SATA III
RAID levelsKnown for oneUnknown — not stated by the source0, 1, 10
Graphicsidentical
Parallel processing technology supportKnown for oneUnknown — not stated by the source2-Way CrossFireX, Quad-GPU CrossFireX
On-board graphics cardKnown for oneNoUnknown — not stated by the source
Internal I/O3 differ
USB 2.0 connectorsDiffers42
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers21
Number of SATA III connectorsDiffers46
S/PDIF out connectorKnown for oneUnknown — not stated by the sourceYes
Front panel audio connectorKnown for oneUnknown — not stated by the sourceYes
Front panel connectorKnown for oneUnknown — not stated by the sourceYes
ATX Power connector (24-pin)Known for oneUnknown — not stated by the sourceYes
CPU fan connectorKnown for oneUnknown — not stated by the sourceYes
Chassis intrusion connectorKnown for oneUnknown — not stated by the sourceYes
12V power connectorKnown for oneUnknown — not stated by the sourceYes
Serial port headersKnown for oneUnknown — not stated by the source1
TPM connectorKnown for oneUnknown — not stated by the sourceYes
RGB LED pin headerKnown for oneUnknown — not stated by the sourceYes
Number of SATA connectorsKnown for one0Unknown — not stated by the source
Rear panel I/O ports2 differ
USB 2.0 ports quantityDiffers02
VGA (D-Sub) ports quantityDiffers10
Networkidentical
LAN controllerKnown for oneRealtek RTL8111HUnknown — not stated by the source
Features2 differ
Motherboard chipsetDiffersAMD B550AMD B450
Windows operating systems supportedDiffersWindows 10Windows 10 x64, Windows 7 x64
Audio chipKnown for oneRealtek ALC887Unknown — not stated by the source
Product colourKnown for oneBlack, SilverUnknown — not stated by the source
Expansion slotsidentical
PCI Express x1 slotsKnown for oneUnknown — not stated by the source1
PCI Express x16 slotsKnown for oneUnknown — not stated by the source2
Number of M.2 (M) slotsKnown for oneUnknown — not stated by the source2
PCI Express x16 (Gen 4.x) slotsKnown for one1Unknown — not stated by the source
BIOS1 differ
BIOS memory sizeDiffers256 Mbit128 Mbit
ACPI versionKnown for oneUnknown — not stated by the source5.0
Clear CMOS jumperKnown for oneUnknown — not stated by the sourceYes
Desktop Management Interface (DMI) versionKnown for oneUnknown — not stated by the source2.7
System Management BIOS (SMBIOS) versionKnown for oneUnknown — not stated by the source2.7
Other featuresidentical
mSATA ports quantityKnown for one0Unknown — not stated by the source

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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