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Product comparison · 2 motherboards

ASUS PRIME B860M-K vs ASUS PRO WS Z890-ACE SE

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  • 56specifications compared
  • 17differ
  • 39identical
  • 42known for one product only

Key differences

  • Number of memory slots
    • 2
    • 4
  • Maximum internal memory
    • 128 GB
    • 256 GB
  • Number of storage drives supported
    • 6
    • 8
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 2
    • 1
  • Number of chassis fan connectors
    • 2
    • 5
  • USB 2.0 ports quantity
    • 2
    • 0
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 2
    • 0
  • USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
    • 1
    • 6

Side by side

Differences highlightedShow differences only
98 specifications
A

ASUS

PRIME B860M-KView product
B

ASUS

PRO WS Z890-ACE SEView product
Memory2 differ
Number of memory slotsDiffers24
Supported memory clock speed (max)Known for one9066 MHz
Maximum internal memoryDiffers128 GB256 GB
Storage controllers2 differ
Supported storage drive interfacesDiffersM.2, SATA IIIM.2, PCI Express 5.0, SATA III
Number of storage drives supportedDiffers68
Graphicsidentical
On-board graphics cardKnown for oneNo
Internal I/O2 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers21
USB 3.2 Gen 2x2 connectorsKnown for one1
Number of SATA II connectorsKnown for one0
Number of SATA connectorsKnown for one0
Audio connectorKnown for oneYes
Number of CPU fan connectorsKnown for one1
Number of chassis fan connectorsDiffers25
Chassis intrusion connectorKnown for oneYes
EPS power connector (8-pin)Known for oneYes
Number of EPS power connectors (8-pin)Known for one2
Integrated SAS portsKnown for one1
Number of temperature sensor headersKnown for one1
Number of water pump connectorsKnown for one1
Thunderbolt headersKnown for one1
S/PDIF out connectorKnown for oneYes
Front panel connectorKnown for oneYes
12V power connectorKnown for oneYes
TPM connectorKnown for oneYes
RGB LED pin headerKnown for oneYes
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers20
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers16
USB 3.2 Gen 2x2 Type-C ports quantityKnown for one1
Ethernet LAN (RJ-45) portsDiffers13
VGA (D-Sub) ports quantityDiffers01
Headphone outputsKnown for one1
Line-inKnown for oneYes
Thunderbolt ports quantityKnown for one1
PS/2 ports quantityKnown for one1
DisplayPorts quantityKnown for one1
Network1 differ
Ethernet interface typeDiffers2.5 Gigabit Ethernet2.5 Gigabit Ethernet, 10 Gigabit Ethernet, Gigabit Ethernet
Features2 differ
Motherboard form factorDiffersmicro ATXATX
Motherboard chipsetDiffersIntel B860Intel Z890
Audio chipKnown for oneRealtek ALC1220P
Product colourKnown for oneBlack
Cooling typeKnown for onePassive
Power source typeKnown for oneATX
Expansion slots1 differ
PCI Express x16 (Gen 5.x) slotsKnown for one2
Number of M.2 (M) slotsDiffers24
3rd M.2 largest key sizeKnown for one2280
3rd M.2 highest PCI Express generationKnown for one4.0
4th M.2 largest key sizeKnown for one2280
4th M.2 highest PCI Express generationKnown for one4.0
PCI Express x1 (Gen 4.x) slotsKnown for one2
BIOSidentical
Clear CMOS buttonKnown for oneYes
BIOS flashback buttonKnown for oneYes
Packaging dataidentical
Package widthKnown for one338.1 mm
Package depthKnown for one256 mm
Package heightKnown for one50.8 mm
Package weightKnown for one1.43 kg
Weight & dimensions2 differ
WidthDiffers244 mm305 mm
DepthDiffers222 mm244 mm
Other featuresidentical
mSATA ports quantityKnown for one0

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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