Product comparison · 2 motherboards

MSI H55M-ED55 LGA 1156 (Socket H) micro ATX vs MSI H55M-P31 motherboard LGA 1156 (Socket H) micro ATX

35specifications compared
6differ
29identical
2known for one product only

Key differences

eSATA ports quantity
- H55M-ED55 LGA 1156 (Socket H) micro ATX:1
- H55M-P31 motherboard LGA 1156 (Socket H) micro ATX:0
PS/2 ports quantity
- H55M-ED55 LGA 1156 (Socket H) micro ATX:1
- H55M-P31 motherboard LGA 1156 (Socket H) micro ATX:2
HDMI ports quantity
- H55M-ED55 LGA 1156 (Socket H) micro ATX:1
- H55M-P31 motherboard LGA 1156 (Socket H) micro ATX:0
DVI-D ports quantity
- H55M-ED55 LGA 1156 (Socket H) micro ATX:1
- H55M-P31 motherboard LGA 1156 (Socket H) micro ATX:0
PCI Express x16 slots
- H55M-ED55 LGA 1156 (Socket H) micro ATX:2
- H55M-P31 motherboard LGA 1156 (Socket H) micro ATX:1
Depth
- H55M-ED55 LGA 1156 (Socket H) micro ATX:244 mm
- H55M-P31 motherboard LGA 1156 (Socket H) micro ATX:240 mm

Side by side

Differences highlightedShow differences only

Comparison of H55M-ED55, H55M-P31
37 specifications	A MSI H55M-ED55 LGA 1156 (Socket H) micro ATX Model H55M-ED55 View product	B MSI H55M-P31 motherboard LGA 1156 (Socket H) micro ATX Model H55M-P31 View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor socket	LGA 1156 (Socket H)	LGA 1156 (Socket H)
Memoryidentical
Number of memory slots	4	4
Memory voltage	1.5 V	1.5 V
Maximum internal memory	16 GB	16 GB
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Internal I/Oidentical
USB 2.0 connectors	3	3
Number of SATA connectors	6	6
Number of Parallel ATA connectors	1	1
S/PDIF out connector	Yes	Yes
Front panel audio connector	Yes	Yes
CD/AUX audio in	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
CPU fan connector	Yes	Yes
Chassis intrusion connector	Yes	Yes
TPM connector	Yes	Yes
Rear panel I/O ports4 differ
USB 2.0 ports quantity	6	6
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantityDiffers	1	0
PS/2 ports quantityDiffers	1	2
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	1	1
HDMI ports quantityDiffers	1	0
DVI-D ports quantityDiffers	1	0
Microphone inKnown for one	Unknown — not stated by the source	Yes
Networkidentical
LAN controller	Realtek RTL8111DL	Realtek RTL8111DL
Networking features	10/100/1000 Mbps	10/100/1000 Mbps
Featuresidentical
Motherboard form factor	micro ATX	micro ATX
Audio chip	Realtek ALC889	Realtek ALC889
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Expansion slots1 differ
PCI Express x1 slots	1	1
PCI Express x16 slotsDiffers	2	1
PCI slots	1	1
Weight & dimensions1 differ
Width	244 mm	244 mm
DepthDiffers	244 mm	240 mm
Packaging contentidentical
Drivers included	Yes	Yes

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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