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Product comparison · 2 motherboards

ASUS PRIME B550M-K WIFI vs ASUS TUF GAMING B850I WIFI NEO

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  • 59specifications compared
  • 24differ
  • 35identical
  • 37known for one product only

Key differences

The ASUS TUF GAMING B850I WIFI NEO has 64 GB more maximum internal memory than the ASUS PRIME B550M-K WIFI (128 GB vs 64 GB). The ASUS PRIME B550M-K WIFI has 2 more HDDs supported than the ASUS TUF GAMING B850I WIFI NEO (4 vs 2). The ASUS PRIME B550M-K WIFI has 2 more storage drives supported than the ASUS TUF GAMING B850I WIFI NEO (6 vs 4). Processor socket: Socket AM4 on the ASUS PRIME B550M-K WIFI, Socket AM5 on the ASUS TUF GAMING B850I WIFI NEO. Supported memory types: DDR4-SDRAM on the ASUS PRIME B550M-K WIFI, DDR5-SDRAM on the ASUS TUF GAMING B850I WIFI NEO.

  • Processor socket
    • Socket AM4
    • Socket AM5
  • Supported memory types
    • DDR4-SDRAM
    • DDR5-SDRAM
  • ECC сompatibility
    • ECC
    • ECC & Non-ECC
  • Maximum internal memory
    • 64 GB
    • 128 GB
  • Number of HDDs supported
    • 4
    • 2
  • Number of storage drives supported
    • 6
    • 4
  • RAID levels
    • 0, 1, 10
    • 0, 1, 5, 10
  • USB 2.0 connectors
    • 2
    • 1

Side by side

Differences highlightedShow differences only
96 specifications
A

ASUS

PRIME B550M-K WIFIView product
B

ASUS

TUF GAMING B850I WIFI 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 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor socketsKnown for oneSocket AM5
Memory3 differ
Supported memory typesDiffersDDR4-SDRAMDDR5-SDRAM
Number of memory slots22
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityDiffersECCECC & Non-ECC
Supported memory clock speed (max)Known for one9600 MHz
Maximum internal memoryDiffers64 GB128 GB
Unbuffered memoryYesYes
Maximum internal memory per slotKnown for one64 GB
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 controllers4 differ
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersM.2, SATA IIIM.2, PCI Express 4.0, PCI Express 5.0, SATA III
Number of HDDs supportedDiffers42
Number of storage drives supportedDiffers64
RAID supportYesYes
RAID levelsDiffers0, 1, 100, 1, 5, 10
Graphicsidentical
Parallel processing technology supportKnown for oneNot supported
Maximum resolutionKnown for one7680 x 4320 pixels
Internal I/O3 differ
USB 2.0 connectorsDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) connectors11
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers01
Number of SATA III connectorsDiffers42
Front panel audio connectorYesYes
Front panel connectorKnown for oneYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of CPU fan connectors11
Number of chassis fan connectors22
Chassis intrusion connectorKnown for oneYes
EPS power connector (8-pin)YesYes
Number of EPS power connectors (8-pin)11
12V power connectorYesYes
Number of water pump connectorsKnown for one1
RGB LED pin headerKnown for oneYes
Number of RGB LED pin headersKnown for one2
Number of COM connectorsKnown for one1
TPM connectorKnown for oneYes
Rear panel I/O ports2 differ
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers41
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 quantityDiffers02
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity00
USB 3.2 Gen 2x2 Type-C ports quantityKnown for one1
Ethernet LAN (RJ-45) ports11
VGA (D-Sub) ports quantity00
HDMI ports quantity11
HDMI versionKnown for one2.1
DVI-D ports quantity00
DisplayPorts quantity11
DisplayPort versionKnown for one1.4
Headphone outputs11
Line-inKnown for oneYes
Microphone inYesYes
WiFi-AP antenna jackKnown for one2
PS/2 ports quantityKnown for one1
Network2 differ
Ethernet LANYesYes
Ethernet interface typeDiffersGigabit Ethernet2.5 Gigabit Ethernet
Wi-FiYesYes
Top Wi-Fi standardDiffersWi-Fi 6 (802.11ax)Wi-Fi 6E (802.11ax)
Wi-Fi standardsKnown for oneWi-Fi 6E (802.11ax)
BluetoothYesYes
Features4 differ
Component forPCPC
Motherboard form factorDiffersmicro ATXmini ITX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD B550AMD B850
Audio output channels7.1 channels7.1 channels
Product colourDiffersMulticolourBlack
Cooling typeKnown for onePassive
Power source typeKnown for oneATX
Windows operating systems supportedDiffersWindows 10 x64, Windows 11Windows 11
Expansion slots1 differ
PCI Express x16 (Gen 5.x) slotsKnown for one1
Number of M.2 (M) slots22
1st M.2 largest key size22802280
1st M.2 highest PCI Express generationKnown for one5.0
2nd M.2 largest key sizeDiffers221102280
2nd M.2 highest PCI Express generationKnown for one4.0
PCI Express x1 (Gen 3.x) slotsKnown for one1
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers128 Mbit256 Mbit
BIOS flashback buttonKnown for oneYes
Packaging dataidentical
Package widthKnown for one219 mm
Package depthKnown for one277 mm
Package heightKnown for one107 mm
Package weightKnown for one1.32 kg
Weight & dimensions2 differ
WidthDiffers244 mm170 mm
DepthDiffers221 mm170 mm
HeightKnown for one44 mm
Packaging contentidentical
Antenna includedKnown for oneYes
Cables includedKnown for oneSATA
Screws includedKnown for oneYes
Other featuresidentical
WeightKnown for one720 g
Quick installation guideKnown for oneYes

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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