Product comparison · 2 motherboards

MSI 945GCM478 motherboard Socket 478 micro ATX vs MSI H55M-E33 motherboard LGA 1156 (Socket H) micro ATX

29specifications compared
12differ
17identical
10known for one product only

Key differences

Processor socket
- 945GCM478 motherboard Socket 478 micro ATX:Socket 478
- H55M-E33 motherboard LGA 1156 (Socket H) micro ATX:LGA 1156 (Socket H)
Number of memory slots
- 945GCM478 motherboard Socket 478 micro ATX:2
- H55M-E33 motherboard LGA 1156 (Socket H) micro ATX:4
Memory voltage
- 945GCM478 motherboard Socket 478 micro ATX:1.8 V
- H55M-E33 motherboard LGA 1156 (Socket H) micro ATX:1.5 V
USB 2.0 connectors
- 945GCM478 motherboard Socket 478 micro ATX:2
- H55M-E33 motherboard LGA 1156 (Socket H) micro ATX:3
Number of SATA connectors
- 945GCM478 motherboard Socket 478 micro ATX:4
- H55M-E33 motherboard LGA 1156 (Socket H) micro ATX:6
USB 2.0 ports quantity
- 945GCM478 motherboard Socket 478 micro ATX:4
- H55M-E33 motherboard LGA 1156 (Socket H) micro ATX:6
HDMI ports quantity
- 945GCM478 motherboard Socket 478 micro ATX:0
- H55M-E33 motherboard LGA 1156 (Socket H) micro ATX:1
DVI-D ports quantity
- 945GCM478 motherboard Socket 478 micro ATX:0
- H55M-E33 motherboard LGA 1156 (Socket H) micro ATX:1

Side by side

Differences highlightedShow differences only

Comparison of 945GCM478, H55M-E33
39 specifications	A MSI 945GCM478 motherboard Socket 478 micro ATX Model 945GCM478 View product	B MSI H55M-E33 motherboard LGA 1156 (Socket H) micro ATX Model H55M-E33 View product
Processor1 differ
Processor manufacturer	Intel	Intel
Processor socketDiffers	Socket 478	LGA 1156 (Socket H)
Memory2 differ
Number of memory slotsDiffers	2	4
Memory voltageDiffers	1.8 V	1.5 V
Maximum internal memoryKnown for one	Unknown — not stated by the source	16 GB
Internal I/O2 differ
USB 2.0 connectorsDiffers	2	3
Number of SATA connectorsDiffers	4	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 connectorKnown for one	Unknown — not stated by the source	Yes
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O ports3 differ
USB 2.0 ports quantityDiffers	4	6
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantity	0	0
PS/2 ports quantity	2	2
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	1	1
HDMI ports quantityDiffers	0	1
DVI-D ports quantityDiffers	0	1
Parallel ports quantityKnown for one	1	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Network1 differ
LAN controllerDiffers	Realtek RTL8111C	Realtek RTL8111DL
Networking features	10/100/1000 Mbps	10/100/1000 Mbps
Features1 differ
Motherboard form factor	micro ATX	micro ATX
Audio chipDiffers	Realtek ALC888	Realtek ALC889
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Expansion slotsidentical
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	1
PCI slotsKnown for one	Unknown — not stated by the source	1
Weight & dimensions2 differ
WidthDiffers	245 mm	244 mm
DepthDiffers	200 mm	240 mm
Packaging contentidentical
Drivers included	Yes	Yes
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Floppy disk drive connectorKnown for one	Yes	Unknown — not stated by the source

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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