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Product comparison · 2 motherboards

ASUS PRIME X399-A vs MSI B350 TOMAHAWK PLUS

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  • 54specifications compared
  • 26differ
  • 28identical
  • 18known for one product only

Key differences

  • Processor socket
    • Socket TR4
    • Socket AM4
  • Number of memory slots
    • 8
    • 4
  • Memory channels
    • Quad-channel
    • Dual-channel
  • Maximum internal memory
    • 128 GB
    • 64 GB
  • USB 3.2 Gen 2 (3.1 Gen 2) connectors
    • 1
    • 0
  • Number of SATA III connectors
    • 6
    • 4
  • Number of Parallel ATA connectors
    • 0
    • 1
  • Number of chassis fan connectors
    • 3
    • 4

Side by side

Differences highlightedShow differences only
72 specifications
A

ASUS

PRIME X399-AView product
B

MSI

B350 TOMAHAWK PLUSView product
Processor2 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket TR4Socket AM4
Compatible processor seriesDiffersAMD Ryzen Threadripper 1000 Series, AMD Ryzen Threadripper 2000 SeriesAMD A, AMD Athlon, AMD Athlon™ X4, AMD Ryzen 2000 Series
Maximum number of SMP processors11
Memory4 differ
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slotsDiffers84
Memory slots typeKnown for oneDIMM
Memory channelsDiffersQuad-channelDual-channel
ECC сompatibilityECC & Non-ECCECC & Non-ECC
Supported memory clock speedsDiffers2133,2400,2666,2800,3200,3333,3466,3600 MHz1866,2133,2400,2667,2933,3200 MHz
Maximum internal memoryDiffers128 GB64 GB
Unbuffered memoryKnown for oneYes
Graphics1 differ
Parallel processing technology supportDiffers2-Way CrossFireX, 2-Way SLI, 3-Way CrossFireX, 3-Way SLI, Quad-GPU CrossFireX, Quad-GPU SLI2-Way CrossFireX
Maximum resolutionKnown for one4096 x 2160 pixels
Internal I/O4 differ
USB 2.0 connectors22
USB 3.2 Gen 1 (3.1 Gen 1) connectors22
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers10
Number of SATA III connectorsDiffers64
Number of SATA II connectors00
Number of Parallel ATA connectorsDiffers01
Front panel audio connectorKnown for oneYes
Front panel connectorYesYes
ATX Power connector (24-pin)YesYes
Number of EATX power connectorsKnown for one3
CPU fan connectorYesYes
Number of chassis fan connectorsDiffers34
12V power connectorYesYes
Chassis intrusion connectorKnown for oneYes
Parallel connectorKnown for oneYes
Serial port headersKnown for one1
TPM connectorKnown for oneYes
Rear panel I/O ports5 differ
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers82
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 quantity11
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity11
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantityDiffers01
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantityDiffers01
HDMI ports quantityDiffers01
DVI-D ports quantityDiffers01
Microphone inKnown for oneYes
S/PDIF out portKnown for oneYes
Network1 differ
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
LAN controllerDiffersIntel® I211-ATRealtek RTL8111H
Wake-on-LAN readyKnown for oneYes
Features3 differ
Component forPCPC
Motherboard form factorDiffersExtended ATXATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD X399AMD B350
Audio chipDiffersRealtek S1220ARealtek ALC892
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Windows operating systems supportedKnown for oneWindows 10 Education x64, Windows 10 Enterprise x64, Windows 10 Home x64, Windows 10 Pro x64
Number of mounting holesKnown for one9
Expansion slots3 differ
PCI Express x1 (Gen 2.x) slotsDiffers12
PCI Express x4 (Gen 2.x) slotsKnown for one1
PCI Express x16 (Gen 3.x) slotsDiffers41
Number of M.2 (M) slotsDiffers21
PCI Express x16 (Gen 2.x) slotsKnown for one1
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers16 Mbit128 Mbit
ACPI versionKnown for one6.1
Clear CMOS jumperYesYes
Weight & dimensions2 differ
WidthDiffers305 mm304 mm
DepthDiffers269 mm243 mm
Packaging contentidentical
Cables includedSATASATA
ManualYesYes
Drivers includedYesYes

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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