Product comparison · 2 motherboards

ASUS F2A85-M AMD A85X Socket FM2 micro ATX vs MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX

66specifications compared
24differ
42identical
14known for one product only

Key differences

The ASUS F2A85-M AMD A85X Socket FM2 micro ATX has 2 more memory slots than the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX (4 vs 2). The ASUS F2A85-M AMD A85X Socket FM2 micro ATX has 48 GB more maximum internal memory than the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX (64 GB vs 16 GB). The ASUS F2A85-M AMD A85X Socket FM2 micro ATX has 1 more USB 2.0 connectors than the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX (3 vs 2). Supported memory clock speeds: 1066,1333,1600,1866 MHz on the ASUS F2A85-M AMD A85X Socket FM2 micro ATX, 1066,1333,1600,1866,2133 MHz on the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX. Supported storage drive interfaces: SATA III on the ASUS F2A85-M AMD A85X Socket FM2 micro ATX, SATA II on the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX.

Number of memory slots
- F2A85-M AMD A85X Socket FM2 micro ATX:4
- FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX:2
Supported memory clock speeds
- F2A85-M AMD A85X Socket FM2 micro ATX:1066,1333,1600,1866 MHz
- FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX:1066,1333,1600,1866,2133 MHz
Maximum internal memory
- F2A85-M AMD A85X Socket FM2 micro ATX:64 GB
- FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX:16 GB
Supported storage drive interfaces
- F2A85-M AMD A85X Socket FM2 micro ATX:SATA III
- FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX:SATA II
RAID levels
- F2A85-M AMD A85X Socket FM2 micro ATX:0, 1, 5, 10
- FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX:0, 1, 10, JBOD
Parallel processing technology support
- F2A85-M AMD A85X Socket FM2 micro ATX:2-Way CrossFireX
- FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX:Not supported
USB 2.0 connectors
- F2A85-M AMD A85X Socket FM2 micro ATX:3
- FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX:2
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- F2A85-M AMD A85X Socket FM2 micro ATX:1
- FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX:0

Side by side

Differences highlightedShow differences only

Comparison of F2A85-M, FM2-A55M-E33
80 specifications	A ASUS F2A85-M AMD A85X Socket FM2 micro ATX Model F2A85-M View product	B MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX Model FM2-A55M-E33 View product
Processoridentical
Processor manufacturer	AMD	AMD
Processor socket	Socket FM2	Socket FM2
Compatible processor series	AMD A	AMD A
Maximum number of SMP processors	1	1
Memory3 differ
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
Number of memory slotsDiffers	4	2
Memory slots type	DIMM	DIMM
Memory channels	Dual-channel	Dual-channel
ECC сompatibilityKnown for one	Non-ECC	Unknown — not stated by the source
Supported memory clock speedsDiffers	1066,1333,1600,1866 MHz	1066,1333,1600,1866,2133 MHz
Maximum internal memoryDiffers	64 GB	16 GB
Unbuffered memory	Yes	Yes
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Storage controllers2 differ
Supported storage drive interfacesDiffers	SATA III	SATA II
RAID levelsDiffers	0, 1, 5, 10	0, 1, 10, JBOD
Graphics1 differ
Maximum graphics card memoryKnown for one	2048 MB	Unknown — not stated by the source
Parallel processing technology supportDiffers	2-Way CrossFireX	Not supported
On-board graphics card	Yes	Yes
Graphics card family	AMD	AMD
Graphics cardKnown for one	Radeon HD 7000	Unknown — not stated by the source
Maximum resolutionKnown for one	2560 x 1600 pixels	Unknown — not stated by the source
DirectX version	11	11
Discrete graphics support	Yes	Yes
Internal I/O5 differ
USB 2.0 connectorsDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	1	0
Number of SATA III connectorsDiffers	7	0
Number of SATA II connectorsDiffers	0	4
Number of SATA connectorsDiffers	7	4
Number of Parallel ATA connectors	0	0
S/PDIF out connectorKnown for one	Yes	Unknown — not stated by the source
Front panel audio connector	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
Number of EATX power connectors	1	1
CPU fan connector	Yes	Yes
Number of chassis fan connectorsKnown for one	1	Unknown — not stated by the source
Chassis intrusion connector	Yes	Yes
Number of COM connectors	1	1
TPM connector	Yes	Yes
Rear panel I/O ports4 differ
USB 2.0 ports quantity	4	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 quantityDiffers	1	0
PS/2 ports quantityDiffers	1	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
Microphone in	Yes	Yes
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controllerDiffers	Realtek RTL8111F	Realtek RTL8111E
Features2 differ
Component for	PC	PC
Motherboard form factor	micro ATX	micro ATX
Motherboard chipset family	AMD	AMD
Motherboard chipsetDiffers	AMD A85X	AMD A55
Audio chip	Realtek ALC887	Realtek ALC887
Audio output channels	7.1 channels	7.1 channels
Cooling type	Passive	Passive
Power source type	ATX	ATX
Overclocking featuresDiffers	ASUS C.P.R.	OC Genie II
Expansion slots2 differ
PCI Express x1 slots	1	1
PCI Express x16 slotsDiffers	2	1
PCI Express configurationsDiffers	1x1, 1x4, 1x16	1x1, 1x16
PCI Express slots version	2.0	2.0
PCI slots	1	1
BIOSidentical
BIOS type	UEFI	UEFI
BIOS memory sizeKnown for one	64 Mbit	Unknown — not stated by the source
ACPI versionKnown for one	2.0a	Unknown — not stated by the source
Clear CMOS jumperKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions2 differ
WidthDiffers	244 mm	226 mm
DepthDiffers	244 mm	173 mm
Packaging contentidentical
Cables included	SATA	SATA
Drivers included	Yes	Yes
Trial softwareKnown for one	Antivirus	Unknown — not stated by the source
Bundled softwareKnown for one	ASUS Utilities ASUS Update	Unknown — not stated by the source
Other features2 differ
Controller interface typeDiffers	AMD A85X	AMD A55
Audio outputDiffers	6	3
PCI Express slots quantityKnown for one	3	Unknown — not stated by the source
Quick installation guide	Yes	Yes

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.

More motherboard comparisons

All motherboard comparisons