Product comparison · 2 motherboards

MSI A55M-P33 motherboard AMD A55 Socket FM1 micro ATX vs MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX

43specifications compared
23differ
20identical
44known for one product only

Key differences

The MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has 2 more memory slots than the MSI A55M-P33 motherboard AMD A55 Socket FM1 micro ATX (4 vs 2). The MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has 16 GB more maximum internal memory than the MSI A55M-P33 motherboard AMD A55 Socket FM1 micro ATX (32 GB vs 16 GB). The MSI A55M-P33 motherboard AMD A55 Socket FM1 micro ATX has 2 more SATA II connectors than the MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX (6 vs 4). Only the MSI A55M-P33 motherboard AMD A55 Socket FM1 micro ATX has CPU fan connector. Processor manufacturer: AMD on the MSI A55M-P33 motherboard AMD A55 Socket FM1 micro ATX, Intel on the MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX.

Processor manufacturer
- A55M-P33 motherboard AMD A55 Socket FM1 micro ATX:AMD
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:Intel
Processor socket
- A55M-P33 motherboard AMD A55 Socket FM1 micro ATX:Socket FM1
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:LGA 1155 (Socket H2)
Number of memory slots
- A55M-P33 motherboard AMD A55 Socket FM1 micro ATX:2
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:4
Maximum internal memory
- A55M-P33 motherboard AMD A55 Socket FM1 micro ATX:16 GB
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:32 GB
Supported memory module capacities
- A55M-P33 motherboard AMD A55 Socket FM1 micro ATX:1GB, 2GB, 4GB, 8GB
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:16GB, 1GB, 2GB, 4GB, 8GB
Supported storage drive interfaces
- A55M-P33 motherboard AMD A55 Socket FM1 micro ATX:SATA, SATA II
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:SATA II, SATA III
Parallel processing technology support
- A55M-P33 motherboard AMD A55 Socket FM1 micro ATX:Not supported
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:2-Way SLI
Graphics card family
- A55M-P33 motherboard AMD A55 Socket FM1 micro ATX:AMD
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:Intel

Side by side

Differences highlightedShow differences only

Comparison of A55M-P33, Z77A-GD80
87 specifications	A MSI A55M-P33 motherboard AMD A55 Socket FM1 micro ATX Model A55M-P33 View product	B MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX Model Z77A-GD80 View product
Processor3 differ
Processor manufacturerDiffers	AMD	Intel
Processor socketDiffers	Socket FM1	LGA 1155 (Socket H2)
Compatible processor seriesDiffers	AMD A, AMD E	Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memory4 differ
Number of memory slotsDiffers	2	4
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
ECC сompatibilityKnown for one	Unknown — not stated by the source	Non-ECC
Supported memory clock speedsDiffers	1066,1333,1600 MHz	1066,1333,1600,1866,2133,2400,2600 MHz
Maximum internal memoryDiffers	16 GB	32 GB
Supported memory module capacitiesDiffers	1GB, 2GB, 4GB, 8GB	16GB, 1GB, 2GB, 4GB, 8GB
Memory slots typeKnown for one	DIMM	Unknown — not stated by the source
Unbuffered memoryKnown for one	Yes	Unknown — not stated by the source
Storage controllers1 differ
Supported storage drive interfacesDiffers	SATA, SATA II	SATA II, SATA III
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 5, 10
Graphics2 differ
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1760 MB
Parallel processing technology supportDiffers	Not supported	2-Way SLI
Graphics card familyDiffers	AMD	Intel
Graphics cardKnown for one	Unknown — not stated by the source	HD Graphics
HDCPKnown for one	Unknown — not stated by the source	Yes
OpenGL versionKnown for one	Unknown — not stated by the source	3.2
DirectX versionKnown for one	Unknown — not stated by the source	11
Internal I/O3 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one	Unknown — not stated by the source	1
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	4
Number of SATA II connectorsDiffers	6	4
Number of Parallel ATA connectorsKnown for one	Unknown — not stated by the source	0
CPU fan connectorDiffers	Yes	No
Number of chassis fan connectorsDiffers	2	4
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
Number of IEEE1394 connectorsKnown for one	Unknown — not stated by the source	1
Number of EATX power connectorsKnown for one	1	Unknown — not stated by the source
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Parallel connectorKnown for one	Yes	Unknown — not stated by the source
Rear panel I/O ports3 differ
USB 2.0 ports quantityDiffers	6	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	2
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
PS/2 ports quantityDiffers	2	1
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
Headphone outputsDiffers	3	6
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Digital audio optical outKnown for one	Unknown — not stated by the source	1
Networkidentical
LAN controllerKnown for one	Unknown — not stated by the source	Intel® 82579V
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	Not supported
BluetoothKnown for one	Unknown — not stated by the source	No
Networking featuresKnown for one	Unknown — not stated by the source	10/100/1000 Mbit/sec
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Features3 differ
Motherboard form factorDiffers	micro ATX	ATX
Motherboard chipset familyDiffers	AMD	Intel
Audio chipDiffers	Realtek ALC887	Realtek ALC898
PC health monitoringKnown for one	Unknown — not stated by the source	CPU, Fan, Temperature
Motherboard chipsetKnown for one	AMD A55	Unknown — not stated by the source
Overclocking featuresKnown for one	OC Genie II	Unknown — not stated by the source
Expansion slots2 differ
PCI Express x1 slotsDiffers	1	4
PCI Express x4 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x8 slotsKnown for one	Unknown — not stated by the source	1
PCI Express slots versionDiffers	2.0	3.0
PCI slotsKnown for one	1	Unknown — not stated by the source
BIOSidentical
Clear CMOS jumperKnown for one	Unknown — not stated by the source	Yes
Clear CMOS buttonKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions2 differ
WidthDiffers	216 mm	305 mm
DepthDiffers	226 mm	245 mm
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	SATA
Other featuresidentical
Dual Link DVIKnown for one	Unknown — not stated by the source	Yes
Controller 2nd interface typeKnown for one	Unknown — not stated by the source	ASMedia ASM 1061
Controller interface typeKnown for one	Unknown — not stated by the source	Intel Z77
Quick installation guideKnown for one	Unknown — not stated by the source	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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