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Product comparison · 2 motherboards

ASUS PRIME B450M-A/CSM vs ASUS ROG STRIX Z390-H GAMING

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  • 46specifications compared
  • 19differ
  • 27identical
  • 28known for one product only

Key differences

  • Processor manufacturer
    • AMD
    • Intel
  • Processor socket
    • Socket AM4
    • LGA 1151 (Socket H4)
  • ECC сompatibility
    • ECC
    • Non-ECC
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 1
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 4
    • 2
  • USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
    • 2
    • 4
  • PS/2 ports quantity
    • 2
    • 1
  • VGA (D-Sub) ports quantity
    • 1
    • 0

Side by side

Differences highlightedShow differences only
74 specifications
A

ASUS

PRIME B450M-A/CSMView product
B

ASUS

ROG STRIX Z390-H GAMINGView product
Processor3 differ
Processor manufacturerDiffersAMDIntel
Processor socketDiffersSocket AM4LGA 1151 (Socket H4)
Compatible processor seriesDiffersAMD Athlon, AMD Ryzen 2000 Series, AMD Ryzen 3000 SeriesIntel® Celeron®, Intel® Pentium®
Memory2 differ
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slots44
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityDiffersECCNon-ECC
Supported memory clock speedsDiffers2133,2400,2666,2800,3000,3200 MHz2133,2400,2666,2800,3000,3300,3400,3466,3600,3733,3866,4000,4133,4266 MHz
Maximum RDIMM memoryKnown for one64 GB
Maximum internal memoryKnown for one64 GB
Unbuffered memoryKnown for oneYes
Storage controllersidentical
Supported storage drive typesKnown for oneHDD
Supported storage drive interfacesKnown for oneM.2, SATA III
Number of HDDs supportedKnown for one4
RAID levelsKnown for one0, 1, 10
Internal I/O1 differ
USB 2.0 connectors22
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers12
USB 3.2 Gen 2 (3.1 Gen 2) connectorsKnown for one0
Number of SATA III connectors66
Number of SATA II connectors00
Number of Parallel ATA connectors00
S/PDIF out connectorKnown for oneYes
Front panel audio connectorKnown for oneYes
Number of EATX power connectors11
CPU fan connectorYesYes
Number of chassis fan connectors22
TPM connectorYesYes
ATX Power connector (24-pin)Known for oneYes
Number of COM connectorsKnown for one1
Rear panel I/O ports5 differ
USB 2.0 ports quantity00
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers42
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 quantityDiffers24
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 quantityDiffers10
HDMI ports quantity11
DVI-D ports quantityDiffers10
Headphone outputs11
Microphone inYesYes
DisplayPorts quantityKnown for one1
S/PDIF out portKnown for oneYes
Network1 differ
Ethernet LANYesYes
Ethernet interface typeKnown for oneGigabit Ethernet
LAN controllerDiffersRealtek RTL8111HIntel® I219-V
Features5 differ
Component forPCPC
Motherboard form factorDiffersmicro ATXATX
Motherboard chipset familyDiffersAMDIntel
Motherboard chipsetDiffersAMD B450Intel Z390
Audio chipKnown for oneRealtek ALC887
Audio output channelsDiffers8.0 channels7.1 channels
Windows operating systems supportedDiffersWindows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64Windows 10
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slotsKnown for one2
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 one2
BIOSidentical
BIOS typeUEFI AMIUEFI AMI
BIOS memory size16 Mbit16 Mbit
ACPI version6.16.1
Clear CMOS jumperYesYes
Weight & dimensions2 differ
WidthDiffers244 mm305 mm
DepthDiffers240 mm244 mm
Packaging contentidentical
Cables includedKnown for oneSATA
ManualKnown for oneYes
Graphicsidentical
Parallel processing technology supportKnown for one2-Way SLI, 3-Way CrossFireX
Graphics card familyKnown for oneIntel
Graphics cardKnown for oneHD Graphics
Maximum resolutionKnown for one4096 x 2160 pixels
Processor special featuresidentical
Intel Extreme Memory Profile (XMP)Known for oneYes
Intel® Turbo Boost TechnologyKnown for one2.0

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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