Product comparison · 2 motherboards

ASUS P5QL-EM motherboard LGA 775 (Socket T) micro ATX vs GIGABYTE GA-EP45-EXTREME S775 P45 ATX

26specifications compared
14differ
12identical
28known for one product only

Key differences

Maximum internal memory
- P5QL-EM motherboard LGA 775 (Socket T) micro ATX:8 GB
- GA-EP45-EXTREME S775 P45 ATX:16 GB
USB 2.0 connectors
- P5QL-EM motherboard LGA 775 (Socket T) micro ATX:6
- GA-EP45-EXTREME S775 P45 ATX:10
Number of chassis fan connectors
- P5QL-EM motherboard LGA 775 (Socket T) micro ATX:1
- GA-EP45-EXTREME S775 P45 ATX:2
USB 2.0 ports quantity
- P5QL-EM motherboard LGA 775 (Socket T) micro ATX:6
- GA-EP45-EXTREME S775 P45 ATX:8
Ethernet LAN (RJ-45) ports
- P5QL-EM motherboard LGA 775 (Socket T) micro ATX:1
- GA-EP45-EXTREME S775 P45 ATX:2
eSATA ports quantity
- P5QL-EM motherboard LGA 775 (Socket T) micro ATX:1
- GA-EP45-EXTREME S775 P45 ATX:0
PS/2 ports quantity
- P5QL-EM motherboard LGA 775 (Socket T) micro ATX:1
- GA-EP45-EXTREME S775 P45 ATX:2
Firewire (IEEE 1394) ports
- P5QL-EM motherboard LGA 775 (Socket T) micro ATX:1
- GA-EP45-EXTREME S775 P45 ATX:0

Side by side

Differences highlightedShow differences only

Comparison of P5QL-EM, GA-EP45-EXTREME S775 P45 ATX
54 specifications	A ASUS P5QL-EM motherboard LGA 775 (Socket T) micro ATX Model P5QL-EM View product	B GIGABYTE GA-EP45-EXTREME S775 P45 ATX View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Memory1 differ
Number of memory slots	4	4
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Maximum internal memoryDiffers	8 GB	16 GB
ECC сompatibilityKnown for one	Non-ECC	Unknown — not stated by the source
Storage controllersidentical
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 10
Internal I/O2 differ
USB 2.0 connectorsDiffers	6	10
Number of SATA connectors	6	6
Number of Parallel ATA connectorsKnown for one	Unknown — not stated by the source	1
S/PDIF out connectorKnown for one	Unknown — not stated by the source	Yes
Front panel audio connectorKnown for one	Unknown — not stated by the source	Yes
CD/AUX audio in	Yes	Yes
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Power fan connector	Yes	Yes
CPU fan connectorKnown for one	Unknown — not stated by the source	Yes
Number of chassis fan connectorsDiffers	1	2
Chassis intrusion connector	Yes	Yes
Number of IEEE1394 connectors	1	1
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Rear panel I/O ports8 differ
USB 2.0 ports quantityDiffers	6	8
Ethernet LAN (RJ-45) portsDiffers	1	2
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 outputsKnown for one	Unknown — not stated by the source	6
Microphone inKnown for one	Unknown — not stated by the source	Yes
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
COM ports quantityKnown for one	Unknown — not stated by the source	0
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
Networkidentical
LAN controllerKnown for one	Unknown — not stated by the source	Realtek RTL8111C
Networking featuresKnown for one	Unknown — not stated by the source	10/100/1000 Mbit
Features3 differ
Motherboard form factorDiffers	micro ATX	ATX
Audio chipDiffers	Realtek ALC1200	Realtek ALC889A
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Compatible operating systemsDiffers	Windows Vista Windows XP	Microsoft/ Windows/ Vista/XP
Expansion slotsidentical
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x4 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	2
Expansion slotsKnown for one	Unknown — not stated by the source	2 x PCI Express x16 1 x PCI Express x4 1 x PCI Express x1 3 x PCI
BIOSidentical
BIOS typeKnown for one	Unknown — not stated by the source	AWARD
BIOS memory size	64 Mbit	64 Mbit
Packaging contentidentical
Bundled softwareKnown for one	Unknown — not stated by the source	Norton Internet Security (OEM version)
Other featuresidentical
Floppy disk drive connector	Yes	Yes
Azalia Digital Header (ADH) connectorKnown for one	1	Unknown — not stated by the source
Manageability featuresKnown for one	WOL @ PME, WOR @ PME, WOR @ Ring	Unknown — not stated by the source
Graphicsidentical
Maximum graphics card memoryKnown for one	352 MB	Unknown — not stated by the source
Graphics cardKnown for one	GMA X4500	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	244 mm	Unknown — not stated by the source
DepthKnown for one	244 mm	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.

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