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Product comparison · 2 motherboards

ASUS PRIME B550M-K WIFI vs ASUS ROG STRIX X870E-A GAMING WIFI7 NEO

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  • 56specifications compared
  • 25differ
  • 31identical
  • 33known for one product only

Key differences

The ASUS ROG STRIX X870E-A GAMING WIFI7 NEO has 2 more memory slots than the ASUS PRIME B550M-K WIFI (4 vs 2). The ASUS ROG STRIX X870E-A GAMING WIFI7 NEO has 192 GB more maximum internal memory than the ASUS PRIME B550M-K WIFI (256 GB vs 64 GB). The ASUS ROG STRIX X870E-A GAMING WIFI7 NEO has 2 more storage drives supported than the ASUS PRIME B550M-K WIFI (8 vs 6). Processor socket: Socket AM4 on the ASUS PRIME B550M-K WIFI, Socket AM5 on the ASUS ROG STRIX X870E-A GAMING WIFI7 NEO. Supported memory types: DDR4-SDRAM on the ASUS PRIME B550M-K WIFI, DDR5-SDRAM on the ASUS ROG STRIX X870E-A GAMING WIFI7 NEO.

  • Processor socket
    • Socket AM4
    • Socket AM5
  • Supported memory types
    • DDR4-SDRAM
    • DDR5-SDRAM
  • Number of memory slots
    • 2
    • 4
  • ECC сompatibility
    • ECC
    • ECC & Non-ECC
  • Maximum internal memory
    • 64 GB
    • 256 GB
  • Supported storage drive interfaces
    • M.2, SATA III
    • SATA III, M.2
  • Number of storage drives supported
    • 6
    • 8
  • RAID levels
    • 0, 1, 10
    • 0, 1, 5, 10

Side by side

Differences highlightedShow differences only
89 specifications
A

ASUS

PRIME B550M-K WIFIView product
B

ASUS

ROG STRIX X870E-A GAMING WIFI7 NEOView product
Processor2 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket AM4Socket AM5
Compatible processor seriesDiffersAMD Ryzen 5000 Series, AMD Ryzen 4000 Series, AMD Ryzen 3000 SeriesAMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 Series
Memory4 differ
Supported memory typesDiffersDDR4-SDRAMDDR5-SDRAM
Number of memory slotsDiffers24
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityDiffersECCECC & Non-ECC
Supported memory clock speed (max)Known for one9600 MHz
Maximum internal memoryDiffers64 GB256 GB
Unbuffered memoryYesYes
Supported memory clock speedsKnown for one5100,4866,4600,4466,4400,4333,4266,4200,4133,4000,3866,3733,3600,3466,3400,3333,3200,3000,2933,2800,2666,2400,2133 MHz
Storage controllers3 differ
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersM.2, SATA IIISATA III, M.2
Number of HDDs supported44
Number of storage drives supportedDiffers68
RAID supportYesYes
RAID levelsDiffers0, 1, 100, 1, 5, 10
Graphicsidentical
Parallel processing technology supportKnown for oneNot supported
Internal I/O3 differ
USB 2.0 connectorsDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers12
USB 3.2 Gen 2 (3.1 Gen 2) connectors00
USB 3.2 Gen 2x2 connectorsKnown for one1
Number of SATA III connectors44
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of CPU fan connectors11
Number of chassis fan connectorsDiffers25
Chassis intrusion connectorKnown for oneYes
EPS power connector (8-pin)YesYes
12V power connectorYesYes
Number of EPS power connectors (8-pin)Known for one1
Number of COM connectorsKnown for one1
TPM connectorKnown for oneYes
Rear panel I/O ports3 differ
USB 2.0 ports quantityDiffers20
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 quantityDiffers05
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
USB4 Gen 3x2 ports quantityKnown for one2
Ethernet LAN (RJ-45) ports11
VGA (D-Sub) ports quantity00
HDMI ports quantity11
DVI-D ports quantity00
Microphone inYesYes
S/PDIF out portKnown for oneYes
WiFi-AP antenna jackKnown for one1
PS/2 ports quantityKnown for one1
DisplayPorts quantityKnown for one1
Headphone outputsKnown for one1
Network2 differ
Ethernet LANYesYes
Ethernet interface typeDiffersGigabit Ethernet5 Gigabit Ethernet
Wi-FiYesYes
Top Wi-Fi standardDiffersWi-Fi 6 (802.11ax)Wi-Fi 7 (802.11be)
Wi-Fi standardsKnown for oneWi-Fi 7 (802.11be)
WLAN controller modelKnown for oneMediaTek MT7925
BluetoothYesYes
Bluetooth versionKnown for one5.4
Features3 differ
Component forPCPC
Motherboard form factorDiffersmicro ATXATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD B550AMD X870E
Audio output channels7.1 channels7.1 channels
Product colourMulticolourMulticolour
Windows operating systems supportedDiffersWindows 10 x64, Windows 11Windows 11
Expansion slots2 differ
PCI Express x16 (Gen 4.x) slotsKnown for one1
PCI Express x16 (Gen 5.x) slotsKnown for one1
Number of M.2 (M) slotsDiffers24
1st M.2 largest key size22802280
1st M.2 highest PCI Express generationKnown for one5.0
2nd M.2 largest key sizeDiffers221102260
2nd M.2 highest PCI Express generationKnown for one5.0
3rd M.2 largest key sizeKnown for one2242
3rd M.2 highest PCI Express generationKnown for one5.0
4th M.2 largest key sizeKnown for one22110
4th M.2 highest PCI Express generationKnown for one5.0
PCI Express x1 (Gen 3.x) slotsKnown for one1
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers128 Mbit64 Mbit
Clear CMOS buttonKnown for oneYes
Packaging dataidentical
Package widthKnown for one353 mm
Package depthKnown for one273 mm
Package heightKnown for one68 mm
Package weightKnown for one2.7 kg
Weight & dimensions2 differ
WidthDiffers244 mm305 mm
DepthDiffers221 mm244 mm
HeightKnown for one50 mm
Other featuresidentical
WeightKnown for one1.9 kg

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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