Product comparison · 2 motherboards

ASUS M3N78-EM motherboard Socket AM2 micro ATX vs ASUS P5Q SE/R

40specifications compared
19differ
21identical
12known for one product only

Key differences

The ASUS P5Q SE/R has 8 GB more maximum internal memory than the ASUS M3N78-EM motherboard Socket AM2 micro ATX (16 GB vs 8 GB). The ASUS M3N78-EM motherboard Socket AM2 micro ATX has 3 more USB 2.0 connectors than the ASUS P5Q SE/R (6 vs 3). The ASUS P5Q SE/R has 1 more SATA connectors than the ASUS M3N78-EM motherboard Socket AM2 micro ATX (6 vs 5). Processor manufacturer: AMD on the ASUS M3N78-EM motherboard Socket AM2 micro ATX, Intel on the ASUS P5Q SE/R. Processor socket: Socket AM2 on the ASUS M3N78-EM motherboard Socket AM2 micro ATX, LGA 775 (Socket T) on the ASUS P5Q SE/R.

Processor manufacturer
- M3N78-EM motherboard Socket AM2 micro ATX:AMD
- P5Q SE/R:Intel
Processor socket
- M3N78-EM motherboard Socket AM2 micro ATX:Socket AM2
- P5Q SE/R:LGA 775 (Socket T)
ECC сompatibility
- M3N78-EM motherboard Socket AM2 micro ATX:ECC & Non-ECC
- P5Q SE/R:Non-ECC
Maximum internal memory
- M3N78-EM motherboard Socket AM2 micro ATX:8 GB
- P5Q SE/R:16 GB
RAID levels
- M3N78-EM motherboard Socket AM2 micro ATX:0, 1, 0+1, 5, JBOD
- P5Q SE/R:0, 1, 5, 10
USB 2.0 connectors
- M3N78-EM motherboard Socket AM2 micro ATX:6
- P5Q SE/R:3
Number of SATA connectors
- M3N78-EM motherboard Socket AM2 micro ATX:5
- P5Q SE/R:6
eSATA ports quantity
- M3N78-EM motherboard Socket AM2 micro ATX:1
- P5Q SE/R:0

Side by side

Differences highlightedShow differences only

Comparison of M3N78-EM, P5Q SE/R
52 specifications	A ASUS M3N78-EM motherboard Socket AM2 micro ATX Model M3N78-EM View product	B ASUS P5Q SE/R View product
Processor2 differ
Processor manufacturerDiffers	AMD	Intel
Processor socketDiffers	Socket AM2	LGA 775 (Socket T)
Memory2 differ
Number of memory slots	4	4
ECC сompatibilityDiffers	ECC & Non-ECC	Non-ECC
Maximum internal memoryDiffers	8 GB	16 GB
Storage controllers1 differ
RAID levelsDiffers	0, 1, 0+1, 5, JBOD	0, 1, 5, 10
Internal I/O2 differ
USB 2.0 connectorsDiffers	6	3
Number of SATA connectorsDiffers	5	6
Number of Parallel ATA connectors	1	1
S/PDIF out connector	Yes	Yes
Front panel audio connector	Yes	Yes
CD/AUX audio in	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
Number of EATX power connectorsKnown for one	1	Unknown — not stated by the source
Power fan connector	Yes	Yes
Number of chassis fan connectors	1	1
Chassis intrusion connector	Yes	Yes
Number of COM connectors	1	1
Number of IEEE1394 connectorsKnown for one	1	Unknown — not stated by the source
CPU fan 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 ports6 differ
USB 2.0 ports quantity	6	6
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantityDiffers	1	0
PS/2 ports quantityDiffers	1	2
Firewire (IEEE 1394) portsDiffers	1	0
VGA (D-Sub) ports quantityDiffers	1	0
HDMI ports quantityDiffers	1	0
DVI-D ports quantityDiffers	1	0
Headphone outputs	1	1
Microphone in	Yes	Yes
S/PDIF out port	Yes	Yes
Network1 differ
Networking featuresDiffers	Gigabit Ethernet	Gigabit LAN
LAN controllerKnown for one	Unknown — not stated by the source	Atheros L1E
Features2 differ
Motherboard form factorDiffers	micro ATX	ATX
Audio chipDiffers	Realtek ALC120	Realtek ALC1200
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Expansion slots2 differ
PCI Express x1 slotsDiffers	1	2
PCI Express x16 slots	1	1
PCI slotsDiffers	2	3
BIOSidentical
BIOS memory size	64 Mbit	64 Mbit
BIOS typeKnown for one	Unknown — not stated by the source	AMI
Weight & dimensionsidentical
WidthKnown for one	244 mm	Unknown — not stated by the source
DepthKnown for one	244 mm	Unknown — not stated by the source
Packaging contentidentical
Drivers included	Yes	Yes
Trial softwareKnown for one	Anti-Virus	Unknown — not stated by the source
Bundled softwareKnown for one	Express Gate ASUS PC Probe II ASUS Update	Unknown — not stated by the source
Other features1 differ
Floppy disk drive connector	Yes	Yes
Graphics controllerKnown for one	NVIDIA GeForce 8	Unknown — not stated by the source
Special featuresKnown for one	ASUS MyLogo 2	Unknown — not stated by the source
Manageability featuresDiffers	WfM 2.0, DMI 2.0, WOR @ Ring, WOL/WOR @ PME, PX	WfM 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE

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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