Product comparison · 2 motherboards

ASUS ROG CROSSHAIR X870E EDITION 20 vs GIGABYTE A520M K V2 (Rev. 1.1)

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  • 60specifications compared
  • 35differ
  • 25identical
  • 51known for one product only

Key differences

The ASUS ROG CROSSHAIR X870E EDITION 20 has 2 more memory slots than the GIGABYTE A520M K V2 (Rev. 1.1) (4 vs 2). The ASUS ROG CROSSHAIR X870E EDITION 20 has 4,500 MHz more supported memory clock speed (max) than the GIGABYTE A520M K V2 (Rev. 1.1) (9600 MHz vs 5100 MHz). The ASUS ROG CROSSHAIR X870E EDITION 20 has 192 GB more maximum internal memory than the GIGABYTE A520M K V2 (Rev. 1.1) (256 GB vs 64 GB). Only the ASUS ROG CROSSHAIR X870E EDITION 20 has Wi-Fi. Processor socket: Socket AM5 on the ASUS ROG CROSSHAIR X870E EDITION 20, Socket AM4 on the GIGABYTE A520M K V2 (Rev. 1.1).

  • Processor socket
    • ROG CROSSHAIR X870E EDITION 20:Socket AM5
    • A520M K V2 (Rev. 1.1):Socket AM4
  • Supported processor sockets
    • ROG CROSSHAIR X870E EDITION 20:Socket AM5
    • A520M K V2 (Rev. 1.1):Socket AM4
  • Supported memory types
    • ROG CROSSHAIR X870E EDITION 20:DDR5-SDRAM
    • A520M K V2 (Rev. 1.1):DDR4-SDRAM
  • Number of memory slots
    • ROG CROSSHAIR X870E EDITION 20:4
    • A520M K V2 (Rev. 1.1):2
  • Supported memory clock speed (max)
    • ROG CROSSHAIR X870E EDITION 20:9600 MHz
    • A520M K V2 (Rev. 1.1):5100 MHz
  • Maximum internal memory
    • ROG CROSSHAIR X870E EDITION 20:256 GB
    • A520M K V2 (Rev. 1.1):64 GB
  • Maximum internal memory per slot
    • ROG CROSSHAIR X870E EDITION 20:64 GB
    • A520M K V2 (Rev. 1.1):32 GB
  • Number of storage drives supported
    • ROG CROSSHAIR X870E EDITION 20:7
    • A520M K V2 (Rev. 1.1):5

Side by side

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Comparison of ROG CROSSHAIR X870E EDITION 20, A520M K V2 (Rev. 1.1)
111 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
Memory5 differ
Supported memory typesDiffersDDR5-SDRAMDDR4-SDRAM
Number of memory slotsDiffers42
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityECC & Non-ECCECC & Non-ECC
Supported memory clock speed (max)Differs9600 MHz5100 MHz
Maximum internal memoryDiffers256 GB64 GB
Unbuffered memoryYesYes
Maximum internal memory per slotDiffers64 GB32 GB
Memory slot pin countKnown for oneUnknown — not stated by the source288
Supported memory clock speedsKnown for oneUnknown — not stated by the source5100,4800,4600,4400,4266,4133,4000,3866,3733,3600,3466,3400,3200,2933,2667,2400,2133 MHz
Storage controllers3 differ
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersM.2, PCI Express 5.0, PCI Express 4.0, SATA IIIPCI Express 3.0, SATA III
Number of HDDs supportedKnown for one2Unknown — not stated by the source
Number of storage drives supportedDiffers75
RAID supportYesYes
RAID levelsDiffers0, 1, 5, 100, 1, 10
Graphics1 differ
Parallel processing technology supportNot supportedNot supported
Maximum resolutionDiffers3840 x 2160 pixels4096 x 2160 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) connectorsDiffers21
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers20
Number of SATA III connectorsDiffers24
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of CPU fan connectors11
Number of chassis fan connectorsKnown for one2Unknown — not stated by the source
EPS power connector (8-pin)YesYes
Number of EPS power connectors (8-pin)Differs31
12V power connectorYesYes
Number of water pump connectorsKnown for one2Unknown — not stated by the source
RGB LED pin headerKnown for oneYesUnknown — not stated by the source
Number of RGB LED pin headersKnown for one5Unknown — not stated by the source
Audio connectorKnown for oneUnknown — not stated by the sourceYes
Front panel connectorKnown for oneUnknown — not stated by the sourceYes
Chassis intrusion connectorKnown for oneUnknown — not stated by the sourceYes
TPM connectorKnown for oneUnknown — not stated by the sourceYes
Rear panel I/O ports7 differ
USB 2.0 ports quantityDiffers02
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers84
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 quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity00
USB4 Gen 3x2 ports quantityKnown for one2Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers21
VGA (D-Sub) ports quantityDiffers01
HDMI ports quantityDiffers01
DVI-D ports quantity00
DisplayPort versionKnown for one1.4aUnknown — not stated by the source
Headphone outputsDiffers13
Line-inKnown for oneYesUnknown — not stated by the source
Microphone inYesYes
S/PDIF out portKnown for oneYesUnknown — not stated by the source
Digital audio optical outKnown for one1Unknown — not stated by the source
PS/2 ports quantityKnown for oneUnknown — not stated by the source1
HDMI versionKnown for oneUnknown — not stated by the source2.1
USB connector typeKnown for oneUnknown — not stated by the sourceUSB Type-A
Network2 differ
Ethernet LANYesYes
Ethernet interface typeDiffers10 Gigabit EthernetFast Ethernet, Gigabit Ethernet
Wi-FiDiffersYesNo
Top Wi-Fi standardKnown for oneWi-Fi 7 (802.11be)Unknown — not stated by the source
Wi-Fi standardsKnown for oneWi-Fi 7 (802.11be)Unknown — not stated by the source
WLAN controller modelKnown for oneMediaTek MT7927Unknown — not stated by the source
BluetoothKnown for oneYesUnknown — not stated by the source
Bluetooth versionKnown for one5.4Unknown — not stated by the source
Features3 differ
Component forPCPC
Motherboard form factorDiffersATXmicro ATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD X870EAMD A520
Audio chipKnown for oneRealtek ALC4082Unknown — not stated by the source
Audio output channels7.1 channels7.1 channels
Product colourBlackBlack
Cooling typeKnown for oneliquidUnknown — not stated by the source
Power source typeKnown for oneATXUnknown — not stated by the source
Windows operating systems supportedDiffersWindows 11Windows 11 x64, Windows 10 x64
PC health monitoringKnown for oneUnknown — not stated by the sourceVoltage, Temperature, Fan
Expansion slots3 differ
PCI Express x16 (Gen 5.x) slotsKnown for one2Unknown — not stated by the source
Number of M.2 (M) slotsDiffers51
1st M.2 largest key sizeDiffers221102280
1st M.2 highest PCI Express generationDiffers5.03.0
2nd M.2 largest key sizeKnown for one2280Unknown — not stated by the source
2nd M.2 highest PCI Express generationKnown for one5.0Unknown — 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
PCI Express x1 (Gen 3.x) slotsKnown for oneUnknown — not stated by the source1
PCI Express x16 (Gen 3.x) slotsKnown for oneUnknown — not stated by the source1
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers512 Mbit128 Mbit
Clear CMOS buttonKnown for oneYesUnknown — not stated by the source
BIOS flashback buttonKnown for oneYesUnknown — not stated by the source
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
Weight & dimensions2 differ
WidthDiffers305 mm233 mm
DepthDiffers277 mm198 mm
Packaging contentidentical
Antenna includedKnown for oneYesUnknown — not stated by the source
Cables includedSATASATA
Screws includedKnown for oneYesUnknown — not stated by the source
Bundled softwareKnown for oneUnknown — not stated by the sourceNorton Internet Security

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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