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Product comparison · 2 motherboards

MSI Z97-G55 SLI vs MSI Z97I GAMING AC

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  • 34specifications compared
  • 11differ
  • 23identical
  • 19known for one product only

Key differences

  • Internal memory
    • 32 GB
    • 16 GB
  • USB 2.0 connectors
    • 3
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 2
    • 1
  • Number of SATA connectors
    • 6
    • 4
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 6
    • 4
  • HDMI ports quantity
    • 1
    • 2
  • Motherboard form factor
    • ATX
    • mini ITX
  • Audio chip
    • Realtek ALC892
    • Realtek ALC1150

Side by side

Differences highlightedShow differences only
53 specifications
A

MSI

Z97-G55 SLIView product
B

MSI

Z97I GAMING ACView product
Memory1 differ
Internal memoryDiffers32 GB16 GB
Graphicsidentical
Parallel processing technology supportKnown for one2-Way SLI, 3-Way CrossFireX
Internal I/O3 differ
USB 2.0 connectorsDiffers32
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers21
Number of SATA connectorsDiffers64
Serial port headersKnown for one1
TPM connectorKnown for oneYes
ATX Power connector (24-pin)Known for oneYes
EPS power connector (8-pin)Known for oneYes
Rear panel I/O ports2 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers64
VGA (D-Sub) ports quantityKnown for one1
HDMI ports quantityDiffers12
DVI-D ports quantityKnown for one1
eSATA ports quantityKnown for one2
DisplayPorts quantityKnown for one1
S/PDIF out portKnown for oneYes
Networkidentical
LAN controllerKnown for oneRealtek 8111G
Ethernet interface typeKnown for oneGigabit Ethernet
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
Features2 differ
Motherboard form factorDiffersATXmini ITX
Audio chipDiffersRealtek ALC892Realtek ALC1150
Expansion slots1 differ
PCI Express x1 (Gen 2.x) slotsKnown for one3
PCI Express x16 (Gen 3.x) slotsDiffers31
PCI slotsKnown for one1
BIOSidentical
BIOS memory sizeKnown for one128 Mbit
ACPI versionKnown for one5.0
Weight & dimensions2 differ
WidthDiffers305 mm170 mm
DepthDiffers244 mm170 mm

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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