Product comparison · 2 motherboards

ASUS A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX vs ASUS A55M-E motherboard AMD A55 FCH micro ATX

52specifications compared
11differ
41identical
22known for one product only

Key differences

USB 2.0 connectors
- A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX:6
- A55M-E motherboard AMD A55 FCH micro ATX:4
Number of SATA II connectors
- A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX:6
- A55M-E motherboard AMD A55 FCH micro ATX:4
USB 2.0 ports quantity
- A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX:2
- A55M-E motherboard AMD A55 FCH micro ATX:4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX:2
- A55M-E motherboard AMD A55 FCH micro ATX:0
PS/2 ports quantity
- A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX:2
- A55M-E motherboard AMD A55 FCH micro ATX:1
HDMI ports quantity
- A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX:1
- A55M-E motherboard AMD A55 FCH micro ATX:0
Motherboard chipset
- A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX:AMD A55
- A55M-E motherboard AMD A55 FCH micro ATX:AMD A55 FCH
Audio chip
- A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX:Realtek ALC887
- A55M-E motherboard AMD A55 FCH micro ATX:Realtek ALC887-VD

Side by side

Differences highlightedShow differences only

Comparison of A55M-A/USB3, A55M-E
74 specifications	A ASUS A55M-A/USB3 motherboard AMD A55 Socket FM2 micro ATX Model A55M-A/USB3 View product	B ASUS A55M-E motherboard AMD A55 FCH micro ATX Model A55M-E View product
Processoridentical
Processor socketKnown for one	Socket FM2	Unknown — not stated by the source
Memoryidentical
Number of memory slotsKnown for one	Unknown — not stated by the source	2
Unbuffered memoryKnown for one	Yes	Unknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Maximum graphics card memoryKnown for one	2048 MB	Unknown — not stated by the source
Internal I/O2 differ
USB 2.0 connectorsDiffers	6	4
Number of SATA II connectorsDiffers	6	4
Number of SATA connectorsKnown for one	Unknown — not stated by the source	1
Power fan connectorKnown for one	Unknown — not stated by the source	Yes
S/PDIF out connectorKnown for one	Yes	Unknown — not stated by the source
Number of chassis fan connectorsKnown for one	1	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	1	Unknown — not stated by the source
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers	2	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
PS/2 ports quantityDiffers	2	1
HDMI ports quantityDiffers	1	0
DVI-D ports quantityKnown for one	Unknown — not stated by the source	0
DVI-I ports quantityKnown for one	Unknown — not stated by the source	1
Digital audio optical outKnown for one	Unknown — not stated by the source	1
Network1 differ
Ethernet interface typeDiffers	Fast Ethernet, Gigabit Ethernet	Gigabit Ethernet
LAN controllerKnown for one	Realtek RTL8111F	Unknown — not stated by the source
Features2 differ
Motherboard chipsetDiffers	AMD A55	AMD A55 FCH
Audio chipDiffers	Realtek ALC887	Realtek ALC887-VD
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 8
Audio output channelsKnown for one	7.1 channels	Unknown — not stated by the source
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slotsKnown for one	1	Unknown — not stated by the source
BIOSidentical
Clear CMOS jumperKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions2 differ
WidthDiffers	236 mm	226 mm
DepthDiffers	188 mm	178 mm
Packaging contentidentical
Bundled softwareKnown for one	ASUS utilities ASUS Update Anti-virus software (OEM version)	Unknown — not stated by the source
Other featuresidentical
PCI Express x1 (Gen 1.x) slotsKnown for one	Unknown — not stated by the source	1
Number of processors supportedKnown for one	Unknown — not stated by the source	1
PCI Express slots quantityKnown for one	Unknown — not stated by the source	1

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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