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Product comparison · 2 motherboards

ASUS Prime B350M-K vs ASUS PRIME X370-A

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  • 46specifications compared
  • 14differ
  • 32identical
  • 28known for one product only

Key differences

  • Number of memory slots
    • 2
    • 4
  • Maximum internal memory
    • 32 GB
    • 64 GB
  • Number of SATA III connectors
    • 4
    • 6
  • Number of EATX power connectors
    • 1
    • 2
  • Number of chassis fan connectors
    • 1
    • 2
  • USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
    • 0
    • 2
  • PS/2 ports quantity
    • 2
    • 1
  • HDMI ports quantity
    • 0
    • 1

Side by side

Differences highlightedShow differences only
74 specifications
A

ASUS

Prime B350M-KView product
B

ASUS

PRIME X370-AView product
Processor1 differ
Processor manufacturerAMDAMD
Processor socketSocket AM4Socket AM4
Compatible processor seriesDiffersAMD A, AMD Ryzen 2000 Series, AMD Ryzen 3000 SeriesAMD A, AMD Athlon, AMD Athlon™ X4, AMD Ryzen 2000 Series, AMD Ryzen 3000 Series
Maximum number of SMP processorsKnown for one1
Memory2 differ
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slotsDiffers24
Memory slots typeDIMMDIMM
Memory channelsKnown for oneDual-channel
ECC сompatibilityECC & Non-ECCECC & Non-ECC
Supported memory clock speeds2133,2400,2666,2933,3200 MHz2133,2400,2666,2933,3200 MHz
Maximum internal memoryDiffers32 GB64 GB
Unbuffered memoryYesYes
Storage controllersidentical
Supported storage drive typesKnown for oneHDD & SSD
Supported storage drive interfacesKnown for oneSATA III
Graphicsidentical
Maximum graphics card memoryKnown for one2048 MB
On-board graphics cardKnown for oneYes
Graphics card familyKnown for oneAMD
Maximum resolutionKnown for one1920 x 1200 pixels
Internal I/O3 differ
USB 2.0 connectors22
USB 3.2 Gen 1 (3.1 Gen 1) connectors11
USB 3.2 Gen 2 (3.1 Gen 2) connectors00
Number of SATA III connectorsDiffers46
Number of SATA II connectors00
Number of SATA connectorsKnown for one4
Number of Parallel ATA connectors00
S/PDIF out connectorYesYes
Audio connectorKnown for oneYes
Number of EATX power connectorsDiffers12
CPU fan connectorYesYes
Number of chassis fan connectorsDiffers12
Chassis intrusion connectorKnown for oneYes
12V power connectorKnown for oneYes
Number of COM connectorsKnown for one1
Front panel audio connectorKnown for oneYes
Rear panel I/O ports3 differ
USB 2.0 ports quantity22
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 quantityDiffers02
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity00
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantityDiffers21
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity11
HDMI ports quantityDiffers01
DVI-D ports quantity11
Headphone outputs11
Microphone inYesYes
COM ports quantityKnown for one1
Parallel ports quantityKnown for one0
Serial ports quantityKnown for one0
Networkidentical
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
LAN controllerRealtek RTL8111HRealtek RTL8111H
Features3 differ
Component forPCPC
Motherboard form factorDiffersmini ATXATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD B350AMD X370
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Windows operating systems supportedDiffersWindows 10Windows 10 Education x64, Windows 10 Enterprise x64, Windows 10 Home x64
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slotsKnown for one1
PCI Express x8 (Gen 3.x) slotsKnown for one1
PCI Express x16 (Gen 3.x) slotsKnown for one1
Number of M.2 (M) slotsKnown for one1
BIOSidentical
BIOS typeKnown for oneUEFI AMI
BIOS memory sizeKnown for one128 Mbit
ACPI versionKnown for one6.1
Clear CMOS jumperKnown for oneYes
Weight & dimensions2 differ
WidthDiffers226 mm305 mm
DepthDiffers221 mm237 mm
Other featuresidentical
Other featuresKnown for oneASUS 5X Protection III : - ASUS SafeSlot Core: Fortified PCIe Slot prevents damage - ASUS LANGuard: Protects against LAN surges, lightning strikes and static-electricity discharges! - ASUS Overvoltage Protection: World-class circuit-protecting power design - ASUS Stainless-Steel Back I/O: 3X corrosi
Packaging contentidentical
Cables includedKnown for oneSATA
ManualKnown for oneYes

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