Product comparison · 2 motherboards

ASUS A55BM-K AMD A55 FCH Socket FM2+ micro ATX vs MSI H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX

43specifications compared
21differ
22identical
22known for one product only

Key differences

Processor manufacturer
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:AMD
- H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX:Intel
Processor socket
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:Socket FM2+
- H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX:LGA 1150 (Socket H3)
Supported memory clock speeds
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:1333,1600,1866,2133,2400 MHz
- H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX:1066,1333,1600 MHz
Maximum internal memory
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:32 GB
- H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX:16 GB
Maximum graphics card memory
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:2048 MB
- H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX:1760 MB
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:0
- H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX:1
Number of SATA III connectors
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:0
- H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX:2
Number of SATA II connectors
- A55BM-K AMD A55 FCH Socket FM2+ micro ATX:4
- H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX:2

Side by side

Differences highlightedShow differences only

Comparison of A55BM-K, H81M-E34
65 specifications	A ASUS A55BM-K AMD A55 FCH Socket FM2+ micro ATX Model A55BM-K View product	B MSI H81M-E34 Intel® H81 LGA 1150 (Socket H3) micro ATX Model H81M-E34 View product
Processor3 differ
Processor manufacturerDiffers	AMD	Intel
Processor socketDiffers	Socket FM2+	LGA 1150 (Socket H3)
Compatible processor seriesDiffers	AMD A	Intel® Celeron®, Intel® Pentium®
Memory2 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
ECC сompatibility	Non-ECC	Non-ECC
Supported memory clock speedsDiffers	1333,1600,1866,2133,2400 MHz	1066,1333,1600 MHz
Maximum internal memoryDiffers	32 GB	16 GB
Unbuffered memory	Yes	Yes
Storage controllersidentical
Supported storage drive interfaces	SATA II, SATA III	SATA II, SATA III
RAID levelsKnown for one	0, 1, 10, JBOD	Unknown — not stated by the source
Graphics1 differ
Maximum graphics card memoryDiffers	2048 MB	1760 MB
Parallel processing technology supportKnown for one	Unknown — not stated by the source	Not supported
DirectX versionKnown for one	Unknown — not stated by the source	11
Maximum resolutionKnown for one	2560 x 1600 pixels	Unknown — not stated by the source
Internal I/O4 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	2
Number of SATA II connectorsDiffers	4	2
Number of Parallel ATA connectors	0	0
Front panel audio connector	Yes	Yes
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Number of EATX power connectors	1	1
CPU fan connector	Yes	Yes
Number of chassis fan connectorsDiffers	1	2
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
Serial port headersKnown for one	Unknown — not stated by the source	1
TPM 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 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	4
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
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
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controllerDiffers	Realtek 8111G	Realtek RTL8111G
Features3 differ
Component forKnown for one	Unknown — not stated by the source	PC
Motherboard form factor	micro ATX	micro ATX
Motherboard chipset familyDiffers	AMD	Intel
Motherboard chipsetDiffers	AMD A55 FCH	Intel® H81
Audio chipDiffers	Realtek ALC887-VD	Realtek ALC887
Power source type	ATX	ATX
Audio output channelsKnown for one	7.1 channels	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Expansion slots1 differ
PCI Express x1 (Gen 2.x) slotsDiffers	1	2
PCI Express x16 (Gen 2.x) slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
PCI slotsKnown for one	1	Unknown — not stated by the source
BIOS1 differ
BIOS type	UEFI AMI	UEFI AMI
ACPI versionDiffers	4.0a	5.0
Clear CMOS jumperKnown for one	Unknown — not stated by the source	Yes
BIOS memory sizeKnown for one	64 Mbit	Unknown — not stated by the source
Weight & dimensions1 differ
Width	226 mm	226 mm
DepthDiffers	183 mm	173 mm
Packaging contentidentical
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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