Product comparison · 2 motherboards

ASUS A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX vs MSI 785GM-P45 motherboard AMD

36specifications compared
13differ
23identical
38known for one product only

Key differences

Processor socket
- A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX:Socket FM2+
- 785GM-P45 motherboard AMD:Socket AM3
Supported memory clock speeds
- A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX:1333,1600,1866,2133 MHz
- 785GM-P45 motherboard AMD:800,1066,1333,1600 MHz
RAID levels
- A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX:0, 1, 10, JBOD
- 785GM-P45 motherboard AMD:0, 1, 0+1, JBOD
USB 2.0 connectors
- A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX:4
- 785GM-P45 motherboard AMD:3
USB 2.0 ports quantity
- A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX:2
- 785GM-P45 motherboard AMD:4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX:2
- 785GM-P45 motherboard AMD:0
DVI-D ports quantity
- A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX:1
- 785GM-P45 motherboard AMD:0
LAN controller
- A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX:Realtek 8111G
- 785GM-P45 motherboard AMD:Atheros AR8131M

Side by side

Differences highlightedShow differences only

Comparison of A55BM-A/USB3, 785GM-P45
74 specifications	A ASUS A55BM-A/USB3 AMD A55 FCH Socket FM2+ micro ATX Model A55BM-A/USB3 View product	B MSI 785GM-P45 motherboard AMD Model 785GM-P45 View product
Processor2 differ
Processor manufacturer	AMD	AMD
Processor socketDiffers	Socket FM2+	Socket AM3
Compatible processor seriesDiffers	AMD A	AMD Phenom II Dual-Core Mobile, AMD Phenom II Quad-Core Mobile, AMD Phenom II Triple-Core Mobile, AMD Phenom II X2, AMD Phenom II X3, AMD Phenom II X4, AMD Phenom II X6, AMD Phenom II X8
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
Memory1 differ
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
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 speedsDiffers	1333,1600,1866,2133 MHz	800,1066,1333,1600 MHz
Maximum internal memoryKnown for one	Unknown — not stated by the source	16 GB
ECC сompatibilityKnown for one	Non-ECC	Unknown — not stated by the source
Internal memoryKnown for one	32 GB	Unknown — not stated by the source
Supported memory module capacitiesKnown for one	16GB, 1GB, 2GB, 4GB, 8GB	Unknown — not stated by the source
Flash memoryKnown for one	64 MB	Unknown — not stated by the source
Storage controllers1 differ
Supported storage drive interfaces	SATA II	SATA II
RAID levelsDiffers	0, 1, 10, JBOD	0, 1, 0+1, JBOD
Graphicsidentical
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	512 MB
Parallel processing technology supportKnown for one	Unknown — not stated by the source	Hybrid CrossFireX
Graphics card familyKnown for one	Unknown — not stated by the source	AMD
DirectX versionKnown for one	Unknown — not stated by the source	10.1
Internal I/O1 differ
USB 2.0 connectorsDiffers	4	3
USB 3.2 Gen 1 (3.1 Gen 1) connectors	0	0
Number of SATA III connectors	0	0
Number of SATA II connectors	6	6
Number of Parallel ATA connectors	0	0
Front panel audio connector	Yes	Yes
CD/AUX audio inKnown for one	Unknown — not stated by the source	Yes
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Power fan connectorKnown 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
Parallel connectorKnown for one	Unknown — not stated by the source	Yes
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Number of SATA connectorsKnown for one	6	Unknown — not stated by the source
S/PDIF out connectorKnown for one	Yes	Unknown — not stated by the source
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
Peripheral (Molex) power connectors (4-pin)Known 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 ports3 differ
USB 2.0 ports quantityDiffers	2	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
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 quantity	1	1
DVI-D ports quantityDiffers	1	0
Headphone outputsKnown for one	Unknown — not stated by the source	1
Microphone inKnown for one	Unknown — not stated by the source	Yes
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Network1 differ
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet interface typeKnown for one	Unknown — not stated by the source	Fast Ethernet, Gigabit Ethernet
LAN controllerDiffers	Realtek 8111G	Atheros AR8131M
Features2 differ
Component for	PC	PC
Motherboard form factor	micro ATX	micro ATX
Motherboard chipset family	AMD	AMD
Motherboard chipsetDiffers	AMD A55 FCH	AMD 785G
Audio chipDiffers	Realtek ALC887-VD	VIA VT1708S
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Windows operating systems supportedKnown for one	Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win	Unknown — not stated by the source
Expansion slotsidentical
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	2
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	1
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
PCI slots	1	1
PCI Express x1 (Gen 2.x) slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 (Gen 3.x) slotsKnown for one	1	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	226 mm	219 mm
DepthDiffers	183 mm	244 mm
Packaging contentidentical
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
S/PDIF in connectorKnown for one	Unknown — not stated by the source	Yes
Floppy disk drive connectorKnown for one	Unknown — not stated by the source	Yes
BIOSidentical
BIOS typeKnown for one	UEFI AMI	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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