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Product comparison · 2 motherboards

ASUS B350M-K AMD B350 Socket AM4 micro ATX vs ASUS Prime B350M-K

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  • 49specifications compared
  • 4differ
  • 45identical
  • 21known for one product only

Key differences

  • Motherboard form factor
    • micro ATX
    • mini ATX
  • PCI Express x1 (Gen 2.x) slots
    • 2
    • 1
  • BIOS memory size
    • 16 Mbit
    • 128 Mbit

Side by side

Differences highlightedShow differences only
70 specifications
A

ASUS

B350M-K AMD B350 Socket AM4 micro ATX

Model B350M-K

View product
B

ASUS

Prime B350M-KView product
Processor1 differ
Processor manufacturerAMDAMD
Processor socketSocket AM4Socket AM4
Compatible processor seriesDiffersAMD A, AMD Athlon, AMD Athlon™ X4, AMD Ryzen 2000 Series, AMD Ryzen 3000 SeriesAMD A, AMD Ryzen 2000 Series, AMD Ryzen 3000 Series
Maximum number of SMP processorsKnown for one1
Memoryidentical
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slots22
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityECC & Non-ECCECC & Non-ECC
Supported memory clock speeds2133,2400,2666,2933,3200 MHz2133,2400,2666,2933,3200 MHz
Maximum internal memory32 GB32 GB
Unbuffered memoryYesYes
Storage controllersidentical
Supported storage drive typesKnown for oneHDD & SSD
Supported storage drive interfacesKnown for oneSATA III
RAID levelsKnown for one0, 1, 10
Graphicsidentical
Maximum graphics card memoryKnown for one2048 MB
On-board graphics cardKnown for oneYes
Graphics card familyKnown for oneAMD
Maximum resolution1920 x 1200 pixels1920 x 1200 pixels
Internal I/Oidentical
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 connectors44
Number of SATA II connectors00
Number of SATA connectorsKnown for one4
Number of Parallel ATA connectors00
S/PDIF out connectorKnown for oneYes
Audio connectorKnown for oneYes
Number of EATX power connectorsKnown for one1
CPU fan connectorYesYes
Number of chassis fan connectors11
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 portsidentical
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 quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity00
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantity22
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity11
HDMI ports quantity00
DVI-D ports quantity11
Headphone outputsKnown for one1
Microphone inYesYes
Networkidentical
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
LAN controllerRealtek RTL8111HRealtek RTL8111H
Features1 differ
Component forPCPC
Motherboard form factorDiffersmicro ATXmini ATX
Motherboard chipset familyAMDAMD
Motherboard chipsetAMD B350AMD B350
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Windows operating systems supportedKnown for oneWindows 10
Expansion slots1 differ
PCI Express x1 (Gen 2.x) slotsDiffers21
PCI Express x8 (Gen 3.x) slotsKnown for one1
PCI Express x16 (Gen 3.x) slots11
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers16 Mbit128 Mbit
ACPI version6.16.1
Clear CMOS jumperKnown for oneYes
Weight & dimensionsidentical
Width226 mm226 mm
Depth221 mm221 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
S/PDIF in connectorKnown 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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