Product comparison · 2 motherboards

ASUS M5A87 AMD 870 (RX881) Socket AM3 ATX vs GIGABYTE GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX

45specifications compared
24differ
21identical
24known for one product only

Key differences

Processor socket
- M5A87 AMD 870 (RX881) Socket AM3 ATX:Socket AM3
- GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX:Socket FM1
Number of memory slots
- M5A87 AMD 870 (RX881) Socket AM3 ATX:4
- GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX:2
Supported memory clock speeds
- M5A87 AMD 870 (RX881) Socket AM3 ATX:1066,1333,1600,2000 MHz
- GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX:1066,1333,1600,1866 MHz
Maximum internal memory
- M5A87 AMD 870 (RX881) Socket AM3 ATX:16 GB
- GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX:32 GB
Supported storage drive interfaces
- M5A87 AMD 870 (RX881) Socket AM3 ATX:SATA III
- GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX:SATA II
RAID levels
- M5A87 AMD 870 (RX881) Socket AM3 ATX:0, 1, 5, 10, JBOD
- GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX:0, 1, 10, JBOD
USB 2.0 connectors
- M5A87 AMD 870 (RX881) Socket AM3 ATX:4
- GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX:2
Number of SATA II connectors
- M5A87 AMD 870 (RX881) Socket AM3 ATX:6
- GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX:4

Side by side

Differences highlightedShow differences only

Comparison of M5A87, GA-A55M-DS2
69 specifications	A ASUS M5A87 AMD 870 (RX881) Socket AM3 ATX Model M5A87 View product	B GIGABYTE GA-A55M-DS2 motherboard AMD A55 Socket FM1 micro ATX Model GA-A55M-DS2 View product
Processor2 differ
Processor socketDiffers	Socket AM3	Socket FM1
Compatible processor seriesDiffers	AMD Phenom II X2, AMD Phenom II X3, AMD Phenom II X4, AMD Phenom II X6, AMD Phenom II X8	AMD A, AMD E2
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
System bus rateKnown for one	5.2 GT/s	Unknown — not stated by the source
Memory3 differ
Number of memory slotsDiffers	4	2
Memory slots typeKnown for one	Unknown — not stated by the source	DIMM
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Supported memory clock speedsDiffers	1066,1333,1600,2000 MHz	1066,1333,1600,1866 MHz
Maximum internal memoryDiffers	16 GB	32 GB
Supported memory module capacitiesKnown for one	Unknown — not stated by the source	16GB, 1GB, 2GB, 4GB, 8GB
ECC сompatibilityKnown for one	ECC & Non-ECC	Unknown — not stated by the source
Storage controllers2 differ
Supported storage drive interfacesDiffers	SATA III	SATA II
RAID levelsDiffers	0, 1, 5, 10, JBOD	0, 1, 10, JBOD
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Graphics card familyKnown for one	Unknown — not stated by the source	AMD
Internal I/O2 differ
USB 2.0 connectorsDiffers	4	2
Number of SATA II connectorsDiffers	6	4
Front panel audio connectorKnown for one	Unknown — not stated by the source	Yes
Number of EATX power connectorsKnown for one	Unknown — not stated by the source	1
Number of COM connectorsKnown for one	Unknown — not stated by the source	1
Power fan connectorKnown for one	Yes	Unknown — not stated by the source
Chassis intrusion connectorKnown for one	Yes	Unknown — not stated by the source
Rear panel I/O ports5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
PS/2 ports quantityDiffers	1	2
VGA (D-Sub) ports quantityDiffers	0	1
DVI-D ports quantityDiffers	0	1
Headphone outputsDiffers	3	2
COM ports quantityKnown for one	1	Unknown — not stated by the source
Parallel ports quantityKnown for one	1	Unknown — not stated by the source
Network1 differ
Ethernet interface typeDiffers	Fast Ethernet, Gigabit Ethernet	Gigabit Ethernet
LAN controllerKnown for one	Realtek RTL8111E	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Features2 differ
Motherboard form factorDiffers	ATX	micro ATX
Motherboard chipsetDiffers	AMD 870 (RX881)	AMD A55
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows 7/Vista/XP
Audio chipKnown for one	Realtek ALC887	Unknown — not stated by the source
Expansion slots2 differ
PCI Express x1 slotsDiffers	2	1
PCI slotsDiffers	3	1
BIOS3 differ
BIOS typeDiffers	AMI	AWARD
BIOS memory sizeDiffers	16 Mbit	64 Mbit
ACPI versionDiffers	2.0a	1.0b
Clear CMOS buttonKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions2 differ
WidthDiffers	305 mm	225 mm
DepthDiffers	213 mm	174 mm
Packaging contentidentical
Trial softwareKnown for one	Unknown — not stated by the source	Norton Internet Security
Other featuresidentical
Controller interface typeKnown for one	AMD SB850	Unknown — not stated by the source
Quick installation guideKnown for one	Yes	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.

More motherboard comparisons

All motherboard comparisons