Product comparison · 2 motherboards

ASUS A55BM-K AMD A55 FCH Socket FM2+ micro ATX vs GIGABYTE GA-F2A78M-HD2 (rev. 3.0)

42specifications compared
14differ
28identical
25known for one product only

Key differences

Processor socket
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:Socket FM2+
- GA-F2A78M-HD2 (rev. 3.0):Socket FM2
Maximum internal memory
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:32 GB
- GA-F2A78M-HD2 (rev. 3.0):64 GB
Supported storage drive interfaces
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:SATA II, SATA III
- GA-F2A78M-HD2 (rev. 3.0):SATA III
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:0
- GA-F2A78M-HD2 (rev. 3.0):1
Number of SATA III connectors
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:0
- GA-F2A78M-HD2 (rev. 3.0):4
Number of SATA II connectors
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:4
- GA-F2A78M-HD2 (rev. 3.0):0
USB 2.0 ports quantity
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:4
- GA-F2A78M-HD2 (rev. 3.0):2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:0
- GA-F2A78M-HD2 (rev. 3.0):2

Side by side

Differences highlightedShow differences only

Comparison of A55BM-K, GA-F2A78M-HD2 (rev. 3.0)
67 specifications	A ASUS A55BM-K AMD A55 FCH Socket FM2+ micro ATX Model A55BM-K View product	B GIGABYTE GA-F2A78M-HD2 (rev. 3.0)View product
Processor1 differ
Processor socketDiffers	Socket FM2+	Socket FM2
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
Memory1 differ
Number of memory slotsKnown for one	Unknown — not stated by the source	2
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Maximum internal memoryDiffers	32 GB	64 GB
ECC сompatibilityKnown for one	Non-ECC	Unknown — not stated by the source
Unbuffered memoryKnown for one	Yes	Unknown — not stated by the source
Storage controllers1 differ
Supported storage drive interfacesDiffers	SATA II, SATA III	SATA III
Internal I/O3 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	0	1
Number of SATA III connectorsDiffers	0	4
Number of SATA II connectorsDiffers	4	0
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
Serial port headersKnown for one	Unknown — not stated by the source	1
Number of EATX power connectorsKnown for one	1	Unknown — not stated by the source
Number of chassis fan connectorsKnown for one	1	Unknown — not stated by the source
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers	4	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	0	2
PS/2 ports quantityDiffers	2	1
HDMI ports quantityDiffers	0	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
Headphone outputsKnown for one	Unknown — not stated by the source	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet interface typeKnown for one	Gigabit Ethernet	Unknown — not stated by the source
LAN controllerKnown for one	Realtek 8111G	Unknown — not stated by the source
Features1 differ
Component forKnown for one	Unknown — not stated by the source	PC
Motherboard chipsetDiffers	AMD A55 FCH	AMD A78
Audio chipKnown for one	Realtek ALC887-VD	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Expansion slotsidentical
PCI Express x16 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
BIOS2 differ
BIOS memory sizeDiffers	64 Mbit	16 Mbit
ACPI versionDiffers	4.0a	2.0a
Clear CMOS jumperKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
DepthDiffers	183 mm	174 mm
Packaging contentidentical
Bundled softwareKnown for one	Unknown — not stated by the source	Norton® Internet Security (OEM)
Cables includedKnown for one	SATA	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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