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 manufacturer	AMD	AMD
Processor socketDiffers	Socket FM2+	Socket FM2
Compatible processor series	AMD A	AMD A
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
Memory1 differ
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
Number of memory slotsKnown for one	Unknown — not stated by the source	2
Memory slots type	DIMM	DIMM
Memory channels	Dual-channel	Dual-channel
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Supported memory clock speeds	1333,1600,1866,2133,2400 MHz	1333,1600,1866,2133,2400 MHz
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
RAID levels	0, 1, 10, JBOD	0, 1, 10, JBOD
Graphicsidentical
Maximum graphics card memory	2048 MB	2048 MB
Maximum resolution	2560 x 1600 pixels	2560 x 1600 pixels
Internal I/O3 differ
USB 2.0 connectors	2	2
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
Number of Parallel ATA connectors	0	0
S/PDIF out connector	Yes	Yes
Front panel audio connector	Yes	Yes
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
CPU fan connector	Yes	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
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantity	0	0
PS/2 ports quantityDiffers	2	1
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	1	1
HDMI ports quantityDiffers	0	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
DVI-D ports quantity	1	1
Headphone outputsKnown for one	Unknown — not stated by the source	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LAN	Yes	Yes
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 form factor	micro ATX	micro ATX
Motherboard chipset family	AMD	AMD
Motherboard chipsetDiffers	AMD A55 FCH	AMD A78
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
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 x1 (Gen 2.x) slots	1	1
PCI Express x16 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	1
PCI slots	1	1
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
BIOS2 differ
BIOS type	UEFI AMI	UEFI AMI
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
Width	226 mm	226 mm
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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