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Product comparison · 2 motherboards

ASUS P9A-I/C2750/SAS/4L Mini-ITX vs MSI X99A GAMING 9 ACK

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  • 20specifications compared
  • 15differ
  • 5identical
  • 57known for one product only

Key differences

  • Supported memory types
    • DDR3-SDRAM
    • DDR4-SDRAM
  • ECC сompatibility
    • ECC
    • Non-ECC
  • Supported memory clock speeds
    • 1333,1600 MHz
    • 2133,2200,2400,2600,3000 MHz
  • Maximum internal memory
    • 32 GB
    • 128 GB
  • Supported storage drive interfaces
    • SATA III
    • M.2, SATA III
  • USB 2.0 connectors
    • 0
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 0
    • 6
  • Ethernet LAN (RJ-45) ports
    • 5
    • 1

Side by side

Differences highlightedShow differences only
77 specifications
A

ASUS

P9A-I/C2750/SAS/4L Mini-ITX

Model P9A-I/C2750/SAS/4L

View product
B

MSI

X99A GAMING 9 ACKView product
Processoridentical
Processor manufacturerIntelIntel
Processor socketKnown for oneLGA 2011-v3
Compatible processor seriesKnown for oneIntel® Core™ i7 Extreme Edition
Maximum number of SMP processorsKnown for one1
Intel Core i3/i5/i7/i9 seriesKnown for onei7-xxx Extreme Edition
Supported processor socketsKnown for oneLGA 2011-v3 (Socket R)
Memory4 differ
Supported memory typesDiffersDDR3-SDRAMDDR4-SDRAM
Number of memory slotsKnown for one8
Memory slots typeKnown for oneDIMM
Memory channelsKnown for oneQuad-channel
ECC сompatibilityDiffersECCNon-ECC
Supported memory clock speedsDiffers1333,1600 MHz2133,2200,2400,2600,3000 MHz
Maximum internal memoryDiffers32 GB128 GB
Unbuffered memoryKnown for oneYes
Storage controllers1 differ
Supported storage drive interfacesDiffersSATA IIIM.2, SATA III
RAID levelsKnown for one0, 1, 5, 10
Graphicsidentical
Parallel processing technology supportKnown for one3-Way SLI, 4-Way CrossFireX, 4-Way SLI
Discrete graphics supportKnown for oneYes
On-board graphics card memoryKnown for one32 MB
On-board graphics card modelKnown for oneAspeed AST2300
Internal I/O1 differ
USB 2.0 connectorsDiffers02
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one2
Number of SATA III connectorsKnown for one10
Number of SATA II connectorsKnown for one0
Number of Parallel ATA connectorsKnown for one0
Front panel audio connectorKnown for oneYes
ATX Power connector (24-pin)YesYes
Power fan connectorKnown for oneYes
CPU fan connectorKnown for oneYes
Number of chassis fan connectorsKnown for one1
Chassis intrusion connectorYesYes
Peripheral (Molex) power connectors (4-pin)Known for one1
EPS power connector (8-pin)Known for oneYes
TPM connectorKnown for oneYes
Serial port headersKnown for one1
Rear panel I/O ports4 differ
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers06
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one2
Ethernet LAN (RJ-45) portsDiffers51
eSATA ports quantityKnown for one0
PS/2 ports quantityDiffers01
Firewire (IEEE 1394) portsKnown for one0
VGA (D-Sub) ports quantityDiffers10
HDMI ports quantityKnown for one0
DVI-D ports quantityKnown for one0
S/PDIF out portKnown for oneYes
Digital audio optical outKnown for one1
WiFi-AP antenna jackKnown for one2
Network1 differ
Ethernet LANYesYes
Ethernet interface typeDiffersFast Ethernet, Gigabit EthernetGigabit 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
Bluetooth versionKnown for one4.1
Features1 differ
Component forKnown for onePC
Motherboard form factorDiffersMini-ITXExtended ATX
Motherboard chipset familyKnown for oneIntel
Motherboard chipsetKnown for oneIntel® X99
Audio chipKnown for oneRealtek ALC1150
Audio output channelsKnown for one7.1 channels
Power source typeKnown for oneATX
Windows operating systems supportedKnown for oneWindows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Win
Expansion slots1 differ
PCI Express x16 (Gen 3.x) slotsDiffers05
PCI Express x8 (Gen 2.x) slotsKnown for one1
PCI Express x8 (Gen 3.x) slotsKnown for one0
PCI Express x16 (Gen 2.x) slotsKnown for one0
BIOSidentical
BIOS typeKnown for oneUEFI
Clear CMOS jumperKnown for oneYes
Clear CMOS buttonKnown for oneYes
Weight & dimensions2 differ
WidthDiffers170.2 mm305 mm
DepthDiffers170.2 mm264 mm
Other featuresidentical
BIOS switch buttonKnown for oneYes
Supported UDIMM module capacityKnown for one2GB, 4GB, 8GB, 16GB
Number of DIMM slotsKnown for one2
Operational conditionsidentical
Storage temperature (T-T)Known for one-40 - 70 °C
Operating temperature (T-T)Known for one10 - 35 °C
Storage relative humidity (H-H)Known for one20 - 90%

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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