Product comparison · 2 motherboards

ASUS F2A55-M AMD A55 Socket FM2 micro ATX vs ASUS F2A55-M LK

73specifications compared
11differ
62identical
5known for one product only

Key differences

The ASUS F2A55-M AMD A55 Socket FM2 micro ATX has 2 more memory slots than the ASUS F2A55-M LK (4 vs 2). The ASUS F2A55-M AMD A55 Socket FM2 micro ATX has 32 GB more maximum internal memory than the ASUS F2A55-M LK (64 GB vs 32 GB). The ASUS F2A55-M AMD A55 Socket FM2 micro ATX has 2 more USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity than the ASUS F2A55-M LK (2 vs 0). PCI Express configurations: 1x1, 1x16+1x4 on the ASUS F2A55-M AMD A55 Socket FM2 micro ATX, 1x16, 2x1 on the ASUS F2A55-M LK.

Number of memory slots
- F2A55-M AMD A55 Socket FM2 micro ATX:4
- F2A55-M LK:2
Maximum internal memory
- F2A55-M AMD A55 Socket FM2 micro ATX:64 GB
- F2A55-M LK:32 GB
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- F2A55-M AMD A55 Socket FM2 micro ATX:2
- F2A55-M LK:0
PS/2 ports quantity
- F2A55-M AMD A55 Socket FM2 micro ATX:1
- F2A55-M LK:2
HDMI ports quantity
- F2A55-M AMD A55 Socket FM2 micro ATX:1
- F2A55-M LK:0
PCI Express x1 slots
- F2A55-M AMD A55 Socket FM2 micro ATX:1
- F2A55-M LK:2
PCI Express x16 slots
- F2A55-M AMD A55 Socket FM2 micro ATX:2
- F2A55-M LK:1
PCI Express configurations
- F2A55-M AMD A55 Socket FM2 micro ATX:1x1, 1x16+1x4
- F2A55-M LK:1x16, 2x1

Side by side

Differences highlightedShow differences only

Comparison of F2A55-M, F2A55-M LK
78 specifications	A ASUS F2A55-M AMD A55 Socket FM2 micro ATX Model F2A55-M View product	B ASUS F2A55-M LK 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 сompatibility	Non-ECC	Non-ECC
Supported memory clock speedsDiffers	1066,1333,1600,1866,2000,2133,2250,2400 MHz	1066,1333,1600,1866,2000,2133,2200,2250,2400 MHz
Maximum internal memoryDiffers	64 GB	32 GB
Unbuffered memory	Yes	Yes
Storage controllersidentical
Supported storage drive interfaces	SATA II	SATA II
RAID levels	0, 1, 10, JBOD	0, 1, 10, JBOD
Graphicsidentical
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	2048 MB
Parallel processing technology support	Hybrid CrossFireX	Hybrid CrossFireX
On-board graphics card	Yes	Yes
Graphics card familyKnown for one	Unknown — not stated by the source	AMD
Graphics card	Radeon HD 7000	Radeon HD 7000
Maximum resolution	2560 x 1600 pixels	2560 x 1600 pixels
DirectX version	11	11
Discrete graphics support	Yes	Yes
Internal I/Oidentical
USB 2.0 connectors	3	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 SATA connectors	6	6
Number of Parallel ATA connectors	0	0
S/PDIF out connector	Yes	Yes
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 connectors	1	1
Chassis intrusion connector	Yes	Yes
Number of COM connectors	1	1
Parallel connectorKnown for one	Unknown — not stated by the source	Yes
TPM connectorKnown for one	Yes	Unknown — not stated by the source
Rear panel I/O ports3 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 quantity	0	0
PS/2 ports quantityDiffers	1	2
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	1	1
HDMI ports quantityDiffers	1	0
DVI-D ports quantity	1	1
Microphone in	Yes	Yes
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controller	Realtek RTL8111F	Realtek RTL8111F
Featuresidentical
Component for	PC	PC
Motherboard form factor	micro ATX	micro ATX
Motherboard chipset family	AMD	AMD
Motherboard chipset	AMD A55	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
Expansion slots3 differ
PCI Express x1 slotsDiffers	1	2
PCI Express x16 slotsDiffers	2	1
PCI Express configurationsDiffers	1x1, 1x16+1x4	1x16, 2x1
PCI Express slots version	2.0	2.0
PCI slots	1	1
BIOSidentical
BIOS type	UEFI	UEFI
BIOS memory size	64 Mbit	64 Mbit
ACPI version	2.0a	2.0a
Weight & dimensions1 differ
Width	244 mm	244 mm
DepthDiffers	244 mm	208 mm
Packaging contentidentical
Cables included	SATA	SATA
Drivers included	Yes	Yes
Trial software	Antivirus	Antivirus
Bundled software	ASUS utilities ASUS Update	ASUS utilities ASUS Update
Other features1 differ
Controller interface type	AMD A55	AMD A55
Audio outputDiffers	6	3
PCI Express slots quantity	3	3
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.

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