Product comparison · 2 motherboards

ASUS PRIME B550-PLUS AC-HES vs ASUS ROG CROSSHAIR X870E EDITION 20

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  • 62specifications compared
  • 32differ
  • 30identical
  • 34known for one product only

Key differences

The ASUS ROG CROSSHAIR X870E EDITION 20 has 128 GB more maximum internal memory than the ASUS PRIME B550-PLUS AC-HES (256 GB vs 128 GB). The ASUS PRIME B550-PLUS AC-HES has 4 more HDDs supported than the ASUS ROG CROSSHAIR X870E EDITION 20 (6 vs 2). The ASUS PRIME B550-PLUS AC-HES has 1 more storage drives supported than the ASUS ROG CROSSHAIR X870E EDITION 20 (8 vs 7). Processor socket: Socket AM4 on the ASUS PRIME B550-PLUS AC-HES, Socket AM5 on the ASUS ROG CROSSHAIR X870E EDITION 20. Supported memory types: DDR4-SDRAM on the ASUS PRIME B550-PLUS AC-HES, DDR5-SDRAM on the ASUS ROG CROSSHAIR X870E EDITION 20.

  • Processor socket
    • PRIME B550-PLUS AC-HES:Socket AM4
    • ROG CROSSHAIR X870E EDITION 20:Socket AM5
  • Supported memory types
    • PRIME B550-PLUS AC-HES:DDR4-SDRAM
    • ROG CROSSHAIR X870E EDITION 20:DDR5-SDRAM
  • ECC сompatibility
    • PRIME B550-PLUS AC-HES:ECC
    • ROG CROSSHAIR X870E EDITION 20:ECC & Non-ECC
  • Maximum internal memory
    • PRIME B550-PLUS AC-HES:128 GB
    • ROG CROSSHAIR X870E EDITION 20:256 GB
  • Number of HDDs supported
    • PRIME B550-PLUS AC-HES:6
    • ROG CROSSHAIR X870E EDITION 20:2
  • Number of storage drives supported
    • PRIME B550-PLUS AC-HES:8
    • ROG CROSSHAIR X870E EDITION 20:7
  • RAID levels
    • PRIME B550-PLUS AC-HES:0, 1, 10
    • ROG CROSSHAIR X870E EDITION 20:0, 1, 5, 10
  • USB 2.0 connectors
    • PRIME B550-PLUS AC-HES:2
    • ROG CROSSHAIR X870E EDITION 20:3

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Comparison of PRIME B550-PLUS AC-HES, ROG CROSSHAIR X870E EDITION 20
96 specifications
Processor2 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket AM4Socket AM5
Compatible processor seriesDiffersAMD Ryzen 5000 Series, AMD Ryzen 3000 SeriesAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor socketsKnown for oneUnknown — not stated by the sourceSocket AM5
Memory3 differ
Supported memory typesDiffersDDR4-SDRAMDDR5-SDRAM
Number of memory slots44
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityDiffersECCECC & Non-ECC
Supported memory clock speed (max)Known for oneUnknown — not stated by the source9600 MHz
Maximum internal memoryDiffers128 GB256 GB
Unbuffered memoryYesYes
Maximum internal memory per slotKnown for oneUnknown — not stated by the source64 GB
Supported memory clock speedsKnown for one4866,4800,4600,4466,4400,4333,4266,4200,4133,4000,3866,3733,3600,3466,3400,3333,3200,3000,2933,2800,2666,2400,2133 MHzUnknown — not stated by the source
Storage controllers4 differ
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersM.2, SATA IIIM.2, PCI Express 5.0, PCI Express 4.0, SATA III
Number of HDDs supportedDiffers62
Number of storage drives supportedDiffers87
RAID supportYesYes
RAID levelsDiffers0, 1, 100, 1, 5, 10
Graphicsidentical
Parallel processing technology supportNot supportedNot supported
Maximum resolutionKnown for oneUnknown — not stated by the source3840 x 2160 pixels
Internal I/O3 differ
USB 2.0 connectorsDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) connectors22
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers02
Number of SATA III connectorsDiffers62
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of CPU fan connectors11
Number of chassis fan connectors22
EPS power connector (8-pin)YesYes
Number of EPS power connectors (8-pin)Known for oneUnknown — not stated by the source3
12V power connectorYesYes
Number of water pump connectorsKnown for oneUnknown — not stated by the source2
RGB LED pin headerKnown for oneUnknown — not stated by the sourceYes
Number of RGB LED pin headersKnown for oneUnknown — not stated by the source5
Number of COM connectorsKnown for one1Unknown — not stated by the source
TPM connectorKnown for oneYesUnknown — not stated by the source
Rear panel I/O ports7 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers28
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers04
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers10
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers10
USB4 Gen 3x2 ports quantityKnown for oneUnknown — not stated by the source2
Ethernet LAN (RJ-45) portsDiffers12
VGA (D-Sub) ports quantity00
HDMI ports quantityDiffers10
DVI-D ports quantity00
DisplayPort versionKnown for oneUnknown — not stated by the source1.4a
Headphone outputs11
Line-inKnown for oneUnknown — not stated by the sourceYes
Microphone inYesYes
S/PDIF out portYesYes
Digital audio optical outKnown for oneUnknown — not stated by the source1
DisplayPorts quantityKnown for one1Unknown — not stated by the source
Network3 differ
Ethernet LANYesYes
Ethernet interface typeDiffersGigabit Ethernet10 Gigabit Ethernet
Wi-FiYesYes
Top Wi-Fi standardDiffersWi-Fi 5 (802.11ac)Wi-Fi 7 (802.11be)
Wi-Fi standardsDiffersWi-Fi 5 (802.11ac)Wi-Fi 7 (802.11be)
WLAN controller modelKnown for oneUnknown — not stated by the sourceMediaTek MT7927
BluetoothKnown for oneUnknown — not stated by the sourceYes
Bluetooth versionKnown for oneUnknown — not stated by the source5.4
Features4 differ
Component forPCPC
Motherboard form factorATXATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD B550AMD X870E
Audio chipDiffersRealtek ALC887 / Realtek ALC897Realtek ALC4082
Audio output channels7.1 channels7.1 channels
Product colourDiffersMulticolourBlack
Cooling typeKnown for oneUnknown — not stated by the sourceliquid
Power source typeKnown for oneUnknown — not stated by the sourceATX
Windows operating systems supportedDiffersWindows 10 x64Windows 11
Expansion slots4 differ
PCI Express x16 (Gen 5.x) slotsKnown for oneUnknown — not stated by the source2
Number of M.2 (M) slotsDiffers25
1st M.2 largest key sizeDiffers224222110
1st M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source5.0
2nd M.2 largest key sizeDiffers22602280
2nd M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source5.0
3rd M.2 largest key size22802280
3rd M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source4.0
4th M.2 largest key sizeDiffers221102280
4th M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source4.0
5th M.2 largest key sizeKnown for oneUnknown — not stated by the source2280
5th M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source4.0
PCI Express x16 (Gen 3.x) slotsKnown for one4Unknown — not stated by the source
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers256 Mbit512 Mbit
Clear CMOS buttonKnown for oneUnknown — not stated by the sourceYes
BIOS flashback buttonKnown for oneUnknown — not stated by the sourceYes
Weight & dimensions1 differ
Width305 mm305 mm
DepthDiffers244 mm277 mm
Packaging contentidentical
Antenna includedKnown for oneUnknown — not stated by the sourceYes
Cables includedKnown for oneUnknown — not stated by the sourceSATA
Screws includedKnown for oneUnknown — not stated by the sourceYes

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