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Product comparison · 2 motherboards

ASUS ROG STRIX X299-E GAMING vs ASUS ROG Strix Z270I

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  • 53specifications compared
  • 18differ
  • 35identical
  • 23known for one product only

Key differences

  • Processor socket
    • LGA 2066 (Socket R4)
    • LGA 1151 (Socket H4)
  • Compatible processor series
    • Intel® Core™ i7
    • Intel® Celeron®
  • Number of memory slots
    • 8
    • 2
  • Maximum internal memory
    • 128 GB
    • 32 GB
  • USB 2.0 connectors
    • 1
    • 3
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 2
    • 1
  • USB 3.2 Gen 2 (3.1 Gen 2) connectors
    • 1
    • 0
  • Number of SATA III connectors
    • 8
    • 4

Side by side

Differences highlightedShow differences only
76 specifications
A

ASUS

ROG STRIX X299-E GAMINGView product
B

ASUS

ROG Strix Z270IView product
Processor2 differ
Processor manufacturerIntelIntel
Processor socketDiffersLGA 2066 (Socket R4)LGA 1151 (Socket H4)
Compatible processor seriesDiffersIntel® Core™ i7Intel® Celeron®
Memory3 differ
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slotsDiffers82
Memory slots typeDIMMDIMM
Memory channelsKnown for oneDual-channel
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speedsDiffers2133,2400,2666,2800,3200,3300,3333,3400,3466,3600,3733,3866,4000,4133 MHz2133,2400,2666,2800,3000,3200,3333,3400,3466,3600,3866 MHz
Maximum internal memoryDiffers128 GB32 GB
Unbuffered memoryKnown for oneYes
Graphicsidentical
Graphics card familyKnown for oneIntel
Number of displays supportedKnown for one3
Internal I/O4 differ
USB 2.0 connectorsDiffers13
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers21
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers10
Number of SATA III connectorsDiffers84
Number of SATA II connectors00
Number of Parallel ATA connectors00
Front panel connectorYesYes
Number of EATX power connectors11
CPU fan connectorYesYes
Number of chassis fan connectors22
Chassis intrusion connectorKnown for oneYes
12V power connectorKnown for oneYes
Number of COM connectorsKnown for one1
TPM connectorKnown for oneYes
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers20
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 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 quantity00
HDMI ports quantityDiffers01
DVI-D ports quantityDiffers01
DisplayPorts quantityKnown for one1
Headphone outputs11
Microphone inYesYes
S/PDIF out portYesYes
Parallel ports quantity00
Serial ports quantity00
Modem (RJ-11) ports00
Digital audio optical outKnown for one0
COM ports quantityKnown for one0
WiFi-AP antenna jackKnown for one0
Networkidentical
Ethernet LANYesYes
LAN controllerIntel® I219-VIntel® I219-V
Wake-on-LAN readyYesYes
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for oneYes
Bluetooth versionKnown for one4.2
Features3 differ
Component forPCPC
Motherboard form factorDiffersATXmini ITX
Motherboard chipset familyIntelIntel
Motherboard chipsetDiffersIntel® X299Intel® Z270
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Windows operating systems supportedDiffersWindows 10Windows 10, 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 7 Home Premiu
Expansion slotsidentical
PCI Express x16 (Gen 2.x) slotsKnown for one1
Number of M.2 (M) slots22
BIOSidentical
BIOS typeUEFI AMIUEFI AMI
BIOS memory size128 Mbit128 Mbit
ACPI version6.06.0
Clear CMOS jumperKnown for oneYes
Processor special featuresidentical
Intel Extreme Memory Profile (XMP)Known for oneYes
Intel® Optane™ Memory ReadyKnown for oneYes
Weight & dimensions2 differ
WidthDiffers305 mm170 mm
DepthDiffers244 mm170 mm
Other featuresidentical
PCI Express x16 dual x8/x8 modeKnown for oneYes
Storage controllersidentical
RAID levelsKnown for one0, 1, 5, 10
Packaging contentidentical
ManualKnown for oneNo

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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