Product comparison · 2 motherboards

ASUS P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX vs ASUS P9X79 LE

57specifications compared
22differ
35identical
26known for one product only

Key differences

The ASUS P9X79 LE has 4 more memory slots than the ASUS P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX (8 vs 4). The ASUS P9X79 LE has 32 GB more maximum internal memory than the ASUS P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX (64 GB vs 32 GB). The ASUS P9X79 LE has 2 more chassis fan connectors than the ASUS P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX (4 vs 2). Only the ASUS P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX has on-board graphics card. Processor socket: LGA 1155 (Socket H2) on the ASUS P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX, LGA 2011 (Socket R) on the ASUS P9X79 LE.

Processor socket
- P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX:LGA 1155 (Socket H2)
- P9X79 LE:LGA 2011 (Socket R)
Number of memory slots
- P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX:4
- P9X79 LE:8
Memory channels
- P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX:Dual-channel
- P9X79 LE:Quad-channel
Maximum internal memory
- P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX:32 GB
- P9X79 LE:64 GB
On-board graphics card
- P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX:Yes
- P9X79 LE:No
Number of chassis fan connectors
- P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX:2
- P9X79 LE:4
USB 2.0 ports quantity
- P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX:4
- P9X79 LE:8
LAN controller
- P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX:Intel® 82579LM
- P9X79 LE:Realtek RTL8111F

Side by side

Differences highlightedShow differences only

Comparison of P8Q77-M/CSM, P9X79 LE
83 specifications	A ASUS P8Q77-M/CSM motherboard Intel® Q77 Express LGA 1155 (Socket H2) micro ATX Model P8Q77-M/CSM View product	B ASUS P9X79 LE View product
Processor2 differ
Processor manufacturer	Intel	Intel
Processor socketDiffers	LGA 1155 (Socket H2)	LGA 2011 (Socket R)
Compatible processor seriesDiffers	Intel® Celeron®, Intel® Pentium®	Intel® Core™ i7
Maximum number of SMP processors	1	1
Supported processor socketsKnown for one	Unknown — not stated by the source	LGA 2011 (Socket R)
Memory4 differ
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
Number of memory slotsDiffers	4	8
Memory slots type	DIMM	DIMM
Memory channelsDiffers	Dual-channel	Quad-channel
ECC сompatibility	Non-ECC	Non-ECC
Supported memory clock speedsDiffers	1066,1333,1600 MHz	1066,1333,1600,1866,2133,2400 MHz
Maximum internal memoryDiffers	32 GB	64 GB
Unbuffered memory	Yes	Yes
Storage controllersidentical
Supported storage drive interfaces	SATA II, SATA III	SATA II, SATA III
RAID levels	0, 1, 5, 10	0, 1, 5, 10
Graphics2 differ
Maximum graphics card memoryKnown for one	1748 MB	Unknown — not stated by the source
Parallel processing technology supportDiffers	Not supported	3-Way CrossFireX, Quad-GPU CrossFireX
On-board graphics cardDiffers	Yes	No
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Maximum resolutionKnown for one	2560 x 1600 pixels	Unknown — not stated by the source
Discrete graphics supportKnown for one	Yes	Unknown — not stated by the source
Internal I/O1 differ
USB 2.0 connectors	3	3
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1	1
Number of SATA III connectors	2	2
Number of SATA II connectors	4	4
Number of Parallel ATA connectorsKnown for one	1	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 connectorsDiffers	2	4
Chassis intrusion connector	Yes	Yes
EPS power connector (8-pin)	Yes	Yes
Number of COM connectors	1	1
S/PDIF out connectorKnown for one	Unknown — not stated by the source	Yes
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O ports1 differ
USB 2.0 ports quantityDiffers	4	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
PS/2 ports quantity	2	2
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
DVI-D ports quantityKnown for one	1	Unknown — not stated by the source
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Microphone in	Yes	Yes
eSATA ports quantityKnown for one	Unknown — not stated by the source	2
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Network1 differ
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controllerDiffers	Intel® 82579LM	Realtek RTL8111F
Features3 differ
Component for	PC	PC
Motherboard form factorDiffers	micro ATX	ATX
Motherboard chipset family	Intel	Intel
Motherboard chipsetDiffers	Intel® Q77 Express	Intel X79
Audio chipDiffers	VIA VT1708S	Realtek ALC892
Audio output channels	7.1 channels	7.1 channels
Cooling type	Passive	Passive
Power source type	ATX	ATX
Overclocking featuresKnown for one	Unknown — not stated by the source	ASUS C.P.R.
Expansion slots3 differ
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsDiffers	1	3
PCI Express configurationsKnown for one	1x4, 1x16	Unknown — not stated by the source
PCI Express slots versionDiffers	3.0	2.0, 3.0
PCI slotsDiffers	2	1
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	2
BIOS2 differ
BIOS typeDiffers	AMI	UEFI
BIOS memory sizeDiffers	128 Mbit	64 Mbit
ACPI version	2.0a	2.0a
Clear CMOS jumperKnown for one	Unknown — not stated by the source	Yes
Processor special featuresidentical
Trusted Platform Module (TPM)Known for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	244 mm	305 mm
DepthDiffers	228.7 mm	244 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 typeDiffers	Intel Q77	Intel X79
Audio outputKnown for one	3	Unknown — not stated by the source
Intel® vPro™ Platform EligibilityKnown for one	Yes	Unknown — not stated by the source
PCI Express slots quantityKnown for one	3	Unknown — not stated by the source
Controller 2nd interface typeKnown for one	Unknown — not stated by the source	ASMedia ASM1061
BIOS switch buttonKnown for one	Unknown — not stated by the source	Yes
Number of processors supportedKnown for one	Unknown — not stated by the source	1
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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