Product comparison · 2 motherboards

MSI 990FXA Gaming vs MSI A78M-E45 V2

Add a product
  • 51specifications compared
  • 22differ
  • 29identical
  • 20known for one product only

Key differences

The MSI A78M-E45 V2 has 32 GB more maximum internal memory than the MSI 990FXA Gaming (64 GB vs 32 GB). The MSI 990FXA Gaming has 1 more USB 2.0 connectors than the MSI A78M-E45 V2 (3 vs 2). The MSI 990FXA Gaming has 6 more USB 2.0 ports quantity than the MSI A78M-E45 V2 (8 vs 2). Processor socket: Socket AM3+ on the MSI 990FXA Gaming, Socket FM2+ on the MSI A78M-E45 V2. Compatible processor series: AMD Phenom FX on the MSI 990FXA Gaming, AMD A on the MSI A78M-E45 V2.

  • Processor socket
    • 990FXA Gaming:Socket AM3+
    • A78M-E45 V2:Socket FM2+
  • Compatible processor series
    • 990FXA Gaming:AMD Phenom FX
    • A78M-E45 V2:AMD A
  • Supported memory clock speeds
    • 990FXA Gaming:1066,1333,1600,1866,2133 MHz
    • A78M-E45 V2:1333,1600,1866,2133 MHz
  • Maximum internal memory
    • 990FXA Gaming:32 GB
    • A78M-E45 V2:64 GB
  • RAID levels
    • 990FXA Gaming:0, 1, 5, 10
    • A78M-E45 V2:0, 1, 10
  • USB 2.0 connectors
    • 990FXA Gaming:3
    • A78M-E45 V2:2
  • USB 2.0 ports quantity
    • 990FXA Gaming:8
    • A78M-E45 V2:2
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 990FXA Gaming:0
    • A78M-E45 V2:4

Side by side

Differences highlightedShow differences only (on)
Comparison of 990FXA Gaming, A78M-E45 V2
71 specifications
Processor2 differ
Processor socketDiffersSocket AM3+Socket FM2+
Compatible processor seriesDiffersAMD Phenom FXAMD A
Maximum number of SMP processorsKnown for one1Unknown — not stated by the source
Memory2 differ
ECC сompatibilityKnown for oneUnknown — not stated by the sourceNon-ECC
Supported memory clock speedsDiffers1066,1333,1600,1866,2133 MHz1333,1600,1866,2133 MHz
Maximum internal memoryDiffers32 GB64 GB
Supported memory module capacitiesKnown for oneUnknown — not stated by the source16GB
Unbuffered memoryKnown for oneUnknown — not stated by the sourceYes
Storage controllers1 differ
RAID levelsDiffers0, 1, 5, 100, 1, 10
Graphicsidentical
Maximum resolutionKnown for oneUnknown — not stated by the source4096 x 2160 pixels
Discrete graphics supportKnown for oneUnknown — not stated by the sourceYes
Parallel processing technology supportKnown for one2-Way SLI, 3-Way CrossFireXUnknown — not stated by the source
Internal I/O1 differ
USB 2.0 connectorsDiffers32
USB 3.2 Gen 2 (3.1 Gen 2) connectorsKnown for oneUnknown — not stated by the source0
Number of chassis fan connectorsKnown for oneUnknown — not stated by the source2
Number of SATA connectorsKnown for one6Unknown — not stated by the source
S/PDIF out connectorKnown for oneYesUnknown — not stated by the source
Rear panel I/O ports7 differ
USB 2.0 ports quantityDiffers82
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers04
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for oneUnknown — not stated by the source0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers20
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for oneUnknown — not stated by the source0
PS/2 ports quantityDiffers12
VGA (D-Sub) ports quantityDiffers01
HDMI ports quantityDiffers01
DVI-D ports quantityDiffers01
S/PDIF out portKnown for oneYesUnknown — not stated by the source
Network2 differ
Ethernet interface typeDiffersGigabit EthernetFast Ethernet, Gigabit Ethernet
LAN controllerDiffersBigfoot Killer E2205Realtek RTL8111G
Wi-FiKnown for oneUnknown — not stated by the sourceNo
Features3 differ
Motherboard form factorDiffersATXmicro ATX
Motherboard chipsetDiffersAMD 990FXAMD A78
Linux operating systems supportedKnown for oneUnknown — not stated by the sourceYes
Windows operating systems supportedDiffersWindows 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, WinYes
Motherboard southbridgeKnown for oneAMD SB950Unknown — not stated by the source
Expansion slots2 differ
PCI Express x1 (Gen 2.x) slotsDiffers21
PCI Express x16 (Gen 2.x) slotsDiffers31
PCI Express x16 (Gen 3.x) slotsKnown for oneUnknown — not stated by the source1
Weight & dimensions2 differ
WidthDiffers305 mm243 mm
DepthDiffers244 mm243 mm
Other featuresidentical
Parallel port via internal headerKnown for oneUnknown — not stated by the sourceYes
Serial port via internal headerKnown for oneUnknown — not stated by the sourceYes

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.

More motherboard comparisons

All motherboard comparisons