Product comparison · 2 motherboards

ASUS ROG CROSSHAIR X870E EDITION 20 vs GIGABYTE B550 AORUS ELITE AX V2 (Rev. 1.6)

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  • 73specifications compared
  • 37differ
  • 36identical
  • 37known for one product only

Key differences

The ASUS ROG CROSSHAIR X870E EDITION 20 has 4,867 MHz more supported memory clock speed (max) than the GIGABYTE B550 AORUS ELITE AX V2 (Rev. 1.6) (9600 MHz vs 4733 MHz). The ASUS ROG CROSSHAIR X870E EDITION 20 has 128 GB more maximum internal memory than the GIGABYTE B550 AORUS ELITE AX V2 (Rev. 1.6) (256 GB vs 128 GB). The ASUS ROG CROSSHAIR X870E EDITION 20 has 32 GB more maximum internal memory per slot than the GIGABYTE B550 AORUS ELITE AX V2 (Rev. 1.6) (64 GB vs 32 GB). Processor socket: Socket AM5 on the ASUS ROG CROSSHAIR X870E EDITION 20, Socket AM4 on the GIGABYTE B550 AORUS ELITE AX V2 (Rev. 1.6). Supported processor sockets: Socket AM5 on the ASUS ROG CROSSHAIR X870E EDITION 20, Socket AM4 on the GIGABYTE B550 AORUS ELITE AX V2 (Rev. 1.6).

  • Processor socket
    • ROG CROSSHAIR X870E EDITION 20:Socket AM5
    • B550 AORUS ELITE AX V2 (Rev. 1.6):Socket AM4
  • Supported processor sockets
    • ROG CROSSHAIR X870E EDITION 20:Socket AM5
    • B550 AORUS ELITE AX V2 (Rev. 1.6):Socket AM4
  • Supported memory types
    • ROG CROSSHAIR X870E EDITION 20:DDR5-SDRAM
    • B550 AORUS ELITE AX V2 (Rev. 1.6):DDR4-SDRAM
  • Supported memory clock speed (max)
    • ROG CROSSHAIR X870E EDITION 20:9600 MHz
    • B550 AORUS ELITE AX V2 (Rev. 1.6):4733 MHz
  • Maximum internal memory
    • ROG CROSSHAIR X870E EDITION 20:256 GB
    • B550 AORUS ELITE AX V2 (Rev. 1.6):128 GB
  • Maximum internal memory per slot
    • ROG CROSSHAIR X870E EDITION 20:64 GB
    • B550 AORUS ELITE AX V2 (Rev. 1.6):32 GB
  • Number of storage drives supported
    • ROG CROSSHAIR X870E EDITION 20:7
    • B550 AORUS ELITE AX V2 (Rev. 1.6):6
  • RAID levels
    • ROG CROSSHAIR X870E EDITION 20:0, 1, 5, 10
    • B550 AORUS ELITE AX V2 (Rev. 1.6):0, 1, 10

Side by side

Differences highlightedShow differences only (off)
Comparison of ROG CROSSHAIR X870E EDITION 20, B550 AORUS ELITE AX V2 (Rev. 1.6)
110 specifications
Processor3 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket AM5Socket AM4
Compatible processor seriesDiffersAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 SeriesAMD Ryzen 5000 Series, AMD Ryzen 4000 Series, AMD Ryzen 3000 Series
Supported processor socketsDiffersSocket AM5Socket AM4
Memory4 differ
Supported memory typesDiffersDDR5-SDRAMDDR4-SDRAM
Number of memory slots44
Memory slots typeDIMMDIMM
Memory slot pin countKnown for oneUnknown — not stated by the source288
Memory channelsDual-channelDual-channel
ECC сompatibilityECC & Non-ECCECC & Non-ECC
Supported memory clock speedsKnown for oneUnknown — not stated by the source4733,4600,4400,4266,4133,4000,3866,3733,3600,3466,3400,3200,2933,2667,2400,2133 MHz
Supported memory clock speed (max)Differs9600 MHz4733 MHz
Maximum internal memoryDiffers256 GB128 GB
Unbuffered memoryYesYes
Maximum internal memory per slotDiffers64 GB32 GB
Storage controllers3 differ
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersM.2, PCI Express 5.0, PCI Express 4.0, SATA IIISATA III, PCI Express 3.0, PCI Express 4.0
Number of storage drives supportedDiffers76
RAID supportYesYes
RAID levelsDiffers0, 1, 5, 100, 1, 10
Number of HDDs supportedKnown for one2Unknown — not stated by the source
Graphics1 differ
Parallel processing technology supportNot supportedNot supported
Maximum resolutionDiffers3840 x 2160 pixels5120 x 2880 pixels
HDCPKnown for oneUnknown — not stated by the sourceYes
HDCP versionKnown for oneUnknown — not stated by the source2.3
High Dynamic Range (HDR) supportedKnown for oneUnknown — not stated by the sourceYes
Internal I/O5 differ
USB 2.0 connectorsDiffers32
USB 3.2 Gen 1 (3.1 Gen 1) connectors22
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers20
Number of SATA III connectorsDiffers24
Front panel audio connectorYesYes
Front panel connectorKnown for oneUnknown — not stated by the sourceYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of CPU fan connectors11
EPS power connector (8-pin)YesYes
Number of EPS power connectors (8-pin)Differs31
12V power connectorYesYes
Number of water pump connectorsDiffers21
TPM connectorKnown for oneUnknown — not stated by the sourceYes
RGB LED pin headerYesYes
Number of RGB LED pin headers55
Number of chassis fan connectorsKnown for one2Unknown — not stated by the source
Rear panel I/O ports8 differ
USB 2.0 ports quantityDiffers02
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers83
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers40
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers02
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity00
Ethernet LAN (RJ-45) portsDiffers21
VGA (D-Sub) ports quantity00
HDMI ports quantityDiffers01
HDMI versionKnown for oneUnknown — not stated by the source2.1
DVI-D ports quantity00
DisplayPorts quantityKnown for oneUnknown — not stated by the source1
DisplayPort versionDiffers1.4a1.4
Headphone outputsDiffers15
Microphone inYesYes
S/PDIF out portYesYes
WiFi-AP antenna jackKnown for oneUnknown — not stated by the source2
USB connector typeKnown for oneUnknown — not stated by the sourceUSB Type-A
USB4 Gen 3x2 ports quantityKnown for one2Unknown — not stated by the source
Line-inKnown for oneYesUnknown — not stated by the source
Digital audio optical outKnown for one1Unknown — not stated by the source
Network5 differ
Ethernet LANYesYes
Ethernet interface typeDiffers10 Gigabit Ethernet2.5 Gigabit Ethernet, Gigabit Ethernet, Fast Ethernet
Wi-FiYesYes
Top Wi-Fi standardDiffersWi-Fi 7 (802.11be)Wi-Fi 6E (802.11ax)
Wi-Fi standardsDiffersWi-Fi 7 (802.11be)802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax)
WLAN controller modelDiffersMediaTek MT7927Realtek RTL8852CE
BluetoothYesYes
Bluetooth versionDiffers5.45.2
Features2 differ
Component forPCPC
Motherboard form factorATXATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD X870EAMD B550
Audio output channels7.1 channels7.1 channels
Product colourBlackBlack
PC health monitoringKnown for oneUnknown — not stated by the sourceFan, Voltage, Temperature, Water cooling
Windows operating systems supportedDiffersWindows 11Windows 11 x64, Windows 10 x64
Audio chipKnown for oneRealtek ALC4082Unknown — not stated by the source
Cooling typeKnown for oneliquidUnknown — not stated by the source
Power source typeKnown for oneATXUnknown — not stated by the source
Expansion slots4 differ
PCI Express x1 slotsKnown for oneUnknown — not stated by the source1
PCI Express x16 slotsKnown for oneUnknown — not stated by the source3
Number of M.2 (M) slotsDiffers52
1st M.2 largest key size2211022110
1st M.2 highest PCI Express generationDiffers5.04.0
2nd M.2 largest key sizeDiffers228022110
2nd M.2 highest PCI Express generationDiffers5.03.0
PCI Express x16 (Gen 5.x) slotsKnown for one2Unknown — not stated by the source
3rd M.2 largest key sizeKnown for one2280Unknown — not stated by the source
3rd M.2 highest PCI Express generationKnown for one4.0Unknown — not stated by the source
4th M.2 largest key sizeKnown for one2280Unknown — not stated by the source
4th M.2 highest PCI Express generationKnown for one4.0Unknown — not stated by the source
5th M.2 largest key sizeKnown for one2280Unknown — not stated by the source
5th M.2 highest PCI Express generationKnown for one4.0Unknown — not stated by the source
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers512 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
Clear CMOS buttonKnown for oneYesUnknown — not stated by the source
BIOS flashback buttonKnown for oneYesUnknown — not stated by the source
Weight & dimensions1 differ
Width305 mm305 mm
DepthDiffers277 mm244 mm
Packaging contentidentical
Antenna includedYesYes
Cables includedSATASATA
Bundled softwareKnown for oneUnknown — not stated by the sourceNorton Internet Security
Screws includedKnown for oneYesUnknown — 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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