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Product comparison · 2 motherboards

MSI H55M-E21 motherboard Intel® H55 LGA 1156 (Socket H) micro ATX vs MSI H67MS-E23 (B3)

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  • 41specifications compared
  • 14differ
  • 27identical
  • 19known for one product only

Key differences

  • Processor socket
    • LGA 1156 (Socket H)
    • LGA 1155 (Socket H2)
  • Supported memory clock speeds
    • 1066,1333,1600 MHz
    • 1066,1333 MHz
  • Maximum internal memory
    • 8 GB
    • 16 GB
  • Supported memory module capacities
    • 1GB, 2GB, 4GB
    • 1GB, 2GB, 4GB, 8GB
  • Number of SATA II connectors
    • 6
    • 4
  • Number of Parallel ATA connectors
    • 1
    • 0
  • PS/2 ports quantity
    • 2
    • 1
  • VGA (D-Sub) ports quantity
    • 0
    • 1

Side by side

Differences highlightedShow differences only
60 specifications
A

MSI

H55M-E21 motherboard Intel® H55 LGA 1156 (Socket H) micro ATX

Model H55M-E21

View product
B

MSI

H67MS-E23 (B3)View product
Processor2 differ
Processor manufacturerIntelIntel
Processor socketDiffersLGA 1156 (Socket H)LGA 1155 (Socket H2)
Compatible processor seriesDiffersIntel® Core™ i3, Intel® Core™ i5Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7
Memory3 differ
Number of memory slots22
Memory channelsDual-channelDual-channel
Memory voltage1.5 V1.5 V
Supported memory clock speedsDiffers1066,1333,1600 MHz1066,1333 MHz
Maximum internal memoryDiffers8 GB16 GB
Supported memory module capacitiesDiffers1GB, 2GB, 4GB1GB, 2GB, 4GB, 8GB
Supported memory typesKnown for oneDDR3-SDRAM
Storage controllersidentical
RAID levelsKnown for one0, 1, 5, 10
Supported storage drive interfacesKnown for oneSATA II
Graphicsidentical
Parallel processing technology supportNot supportedNot supported
On-board graphics cardNoNo
Internal I/O2 differ
USB 2.0 connectors33
Number of SATA III connectorsKnown for one2
Number of SATA II connectorsDiffers64
Number of Parallel ATA connectorsDiffers10
S/PDIF out connectorYesYes
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
Number of EATX power connectorsKnown for one1
CPU fan connectorYesYes
Number of chassis fan connectorsKnown for one2
Chassis intrusion connectorKnown for oneYes
Parallel connectorKnown for oneYes
TPM connectorYesYes
Rear panel I/O ports3 differ
USB 2.0 ports quantity44
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity00
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantityDiffers21
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantityDiffers01
HDMI ports quantityDiffers10
DVI-D ports quantity11
Headphone outputs11
Microphone inKnown for oneYes
HDMI versionKnown for one1.3
DVI-I ports quantityKnown for one0
Modem (RJ-11) portsKnown for one0
Network2 differ
Ethernet interface typeDiffersFast EthernetGigabit Ethernet
LAN controllerDiffersRealtek RTL8105ERealtek RTL8111E
BluetoothKnown for oneNo
Networking featuresKnown for oneFast Ethernet
Featuresidentical
Component forPCPC
Motherboard form factormicro ATXmicro ATX
Audio chipRealtek ALC887Realtek ALC887
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Motherboard chipset familyKnown for oneIntel
Motherboard chipsetKnown for oneIntel® H55
Expansion slotsidentical
PCI Express x1 slots22
PCI Express x16 slots11
PCI Express slots versionKnown for one2.0
PCI slots11
Weight & dimensions2 differ
WidthDiffers210 mm245 mm
DepthDiffers245 mm215 mm
Other featuresidentical
Controller 2nd interface typeKnown for oneSATAII 3Gb/s
Controller interface typeKnown for oneSATAIII 6Gb/s

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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