Product comparison · 2 motherboards

ASUS H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX vs ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX

66specifications compared
20differ
46identical
36known for one product only

Key differences

The ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX has 2 more memory slots than the ASUS H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX (4 vs 2). The ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX has 16 GB more maximum internal memory than the ASUS H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX (32 GB vs 16 GB). The ASUS H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX has 1 more USB 2.0 connectors than the ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX (3 vs 2). Supported memory clock speeds: 1066,1333,1600,1800,2000,2133,2200 MHz on the ASUS H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX, 1066,1333,1600,1866,2133,2200,2400 MHz on the ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX. Supported storage drive interfaces: SATA, SATA II on the ASUS H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX, SATA II, SATA III on the ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX.

Number of memory slots
- H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX:2
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:4
Maximum internal memory
- H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX:16 GB
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:32 GB
Supported storage drive interfaces
- H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX:SATA, SATA II
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:SATA II, SATA III
Parallel processing technology support
- H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX:Not supported
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:Quad-GPU CrossFireX
USB 2.0 connectors
- H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX:3
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:2
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX:0
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:1
Number of SATA III connectors
- H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX:0
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:2
Number of chassis fan connectors
- H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX:1
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:2

Side by side

Differences highlightedShow differences only

Comparison of H61M-A/USB3, Z77-A
102 specifications	A ASUS H61M-A/USB3 Intel® H61 LGA 1155 (Socket H2) micro ATX Model H61M-A/USB3 View product	B ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX Model Z77-A View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor socket	LGA 1155 (Socket H2)	LGA 1155 (Socket H2)
Compatible processor series	Intel® Celeron®, Intel® Pentium®	Intel® Celeron®, Intel® Pentium®
Maximum number of SMP processors	1	1
System bus rate	5 GT/s	5 GT/s
Memory3 differ
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
Number of memory slotsDiffers	2	4
Memory slots type	DIMM	DIMM
Memory channels	Dual-channel	Dual-channel
ECC сompatibility	Non-ECC	Non-ECC
Supported memory clock speedsDiffers	1066,1333,1600,1800,2000,2133,2200 MHz	1066,1333,1600,1866,2133,2200,2400 MHz
Maximum internal memoryDiffers	16 GB	32 GB
Unbuffered memory	Yes	Yes
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
Graphics1 differ
Parallel processing technology supportDiffers	Not supported	Quad-GPU CrossFireX
Graphics card family	Intel	Intel
Graphics cardKnown for one	HD Graphics	Unknown — not stated by the source
Maximum resolution	2048 x 1536 pixels	2048 x 1536 pixels
HDCPKnown for one	Yes	Unknown — not stated by the source
Discrete graphics support	Yes	Yes
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1696 MB
DirectX versionKnown for one	Unknown — not stated by the source	11
Internal I/O4 differ
USB 2.0 connectorsDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	0	1
Number of SATA III connectorsDiffers	0	2
Number of SATA II connectors	4	4
Number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of Parallel ATA connectors	0	0
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 connectorsDiffers	1	2
Chassis intrusion connectorKnown for one	Yes	Unknown — not stated by the source
S/PDIF out connectorKnown for one	Unknown — not stated by the source	Yes
Power fan connectorKnown for one	Unknown — not stated by the source	Yes
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
Number of COM connectorsKnown for one	Unknown — not stated by the source	1
Rear panel I/O ports2 differ
USB 2.0 ports quantityDiffers	2	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantity	0	0
PS/2 ports quantity	2	2
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	1	1
HDMI ports quantity	1	1
DVI-D ports quantity	1	1
DVI-I ports quantityKnown for one	0	Unknown — not stated by the source
DisplayPorts quantityKnown for one	0	Unknown — not stated by the source
Headphone outputsDiffers	3	1
Microphone in	Yes	Yes
S/PDIF out portKnown for one	No	Unknown — not stated by the source
Digital audio optical outKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantityKnown for one	0	Unknown — not stated by the source
COM ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Serial ports quantity	0	0
WiFi-AP antenna jackKnown for one	0	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet interface typeDiffers	Fast Ethernet, Gigabit Ethernet	Gigabit Ethernet
LAN controller	Realtek RTL8111F	Realtek RTL8111F
Wi-Fi	No	No
Bluetooth	No	No
Networking featuresKnown for one	Gigabit LAN	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Features2 differ
Component for	PC	PC
Motherboard form factorDiffers	micro ATX	ATX
Motherboard chipset family	Intel	Intel
Motherboard chipsetDiffers	Intel® H61	Intel Z77
Audio chip	Realtek ALC887	Realtek ALC887
Audio output channels	7.1 channels	7.1 channels
PC health monitoringKnown for one	CPU, Fan, Temperature	Unknown — not stated by the source
Cooling type	Passive	Passive
Power source type	ATX	ATX
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	RoHS
Overclocking featuresKnown for one	Unknown — not stated by the source	ASUS C.P.R.
Expansion slots2 differ
PCI Express x1 slots	2	2
PCI Express x16 slotsDiffers	1	2
PCI Express configurationsDiffers	1x16	2x1, 2x16
PCI Express slots version	2.0, 3.0	2.0, 3.0
PCI slotsKnown for one	Unknown — not stated by the source	2
BIOS2 differ
BIOS typeDiffers	EFI AMI	UEFI AMI
BIOS memory size	64 Mbit	64 Mbit
ACPI versionDiffers	2.0a	4.0a
Clear CMOS jumper	Yes	Yes
Processor special featuresidentical
Processor with Intel Graphics Technology requiredKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	226 mm	305 mm
DepthDiffers	180 mm	213 mm
Packaging contentidentical
Cables included	SATA	SATA
Drivers included	Yes	Yes
Trial softwareKnown for one	Unknown — not stated by the source	Antivirus
Bundled softwareKnown for one	Unknown — not stated by the source	ASUS Utilities ASUS Update
Other featuresidentical
Dual Link DVIKnown for one	Yes	Unknown — not stated by the source
S/PDIF in portKnown for one	No	Unknown — not stated by the source
Quick installation guide	Yes	Yes
Special featuresKnown for one	2 x Thunderbolt	Unknown — not stated by the source
eSATA/USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
Controller interface typeKnown for one	Unknown — not stated by the source	Intel Z77

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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