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Product comparison · 2 motherboards

GIGABYTE GA-Z270-Gaming K3 Bulk vs GIGABYTE GA-Z270X-GAMING 7 Bulk

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  • 57specifications compared
  • 10differ
  • 47identical
  • 13known for one product only

Key differences

  • Number of SATA Express connectors
    • 2
    • 3
  • USB 2.0 ports quantity
    • 2
    • 0
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 4
    • 5
  • Ethernet LAN (RJ-45) ports
    • 1
    • 2
  • VGA (D-Sub) ports quantity
    • 1
    • 0
  • DVI-D ports quantity
    • 1
    • 0
  • Audio output channels
    • 7.1 channels
    • 5.1 channels
  • Number of M.2 (M) slots
    • 1
    • 2

Side by side

Differences highlightedShow differences only
70 specifications
A

GIGABYTE

GA-Z270-Gaming K3 BulkView product
B

GIGABYTE

GA-Z270X-GAMING 7 BulkView product
Processoridentical
Processor manufacturerIntelIntel
Processor socketLGA 1151 (Socket H4)LGA 1151 (Socket H4)
Compatible processor seriesIntel® Celeron®, Intel® Pentium®Intel® Celeron®, Intel® Pentium®
Memory1 differ
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slots44
Memory slots typeDIMMDIMM
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speedsDiffers2133,2400,2666,2800,3000,3200,3300,3333,3400,3466,3600,3666,3733,3800,3866 MHz2133,2400,2666,2800,3000,3200,3300,3333,3400,3466,3600,3666,3733,3800,3866,4000 MHz
Maximum internal memory64 GB64 GB
Supported memory module capacities16GB16GB
Unbuffered memoryYesYes
Memory channelsKnown for oneDual-channel
Storage controllersidentical
Supported storage drive typesHDD & SSDHDD & SSD
RAID levels0, 1, 5, 100, 1, 5, 10
Internal I/O1 differ
USB 2.0 connectors22
USB 3.2 Gen 1 (3.1 Gen 1) connectors22
USB 3.2 Gen 2 (3.1 Gen 2) connectors00
Number of SATA III connectors66
Number of SATA II connectors00
Number of SATA Express connectorsDiffers23
Number of Parallel ATA connectorsKnown for one0
Front panel audio connectorYesYes
Front panel connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of chassis fan connectorsKnown for one4
EPS power connector (8-pin)YesYes
TPM connectorYesYes
Thunderbolt headersKnown for one1
S/PDIF out connectorKnown for oneYes
Serial port headersKnown for one1
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers45
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) portsDiffers12
eSATA ports quantity00
PS/2 ports quantity11
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantityDiffers10
HDMI ports quantity11
DVI-D ports quantityDiffers10
DisplayPorts quantityKnown for one1
Headphone outputs11
Microphone inYesYes
S/PDIF out portKnown for oneYes
Networkidentical
Ethernet LANYesYes
Features1 differ
Component forPCPC
Motherboard form factorATXATX
Motherboard chipset familyIntelIntel
Motherboard chipsetIntel® Z270Intel® Z270
Audio output channelsDiffers7.1 channels5.1 channels
Power source typeATXATX
Linux operating systems supportedYesYes
Windows operating systems supportedWindows 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 x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64,Windows 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 x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64,
Expansion slots1 differ
PCI Express x1 slots33
PCI Express x16 slots33
Number of M.2 (M) slotsDiffers12
BIOS1 differ
BIOS typeDiffersUEFI AMIEFI AMI
ACPI version5.05.0
Clear CMOS jumperYesYes
Clear CMOS buttonKnown for oneYes
BIOS memory sizeKnown for one64 Mbit
Processor special featuresidentical
Intel® Optane™ Memory ReadyYesYes
Weight & dimensionsidentical
Width244 mm244 mm
Depth305 mm305 mm
Other featuresidentical
BIOS switch buttonKnown for oneYes
Parallel port via internal headerKnown for oneYes
Serial port via internal headerKnown 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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