Product comparison · 2 motherboards

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

34specifications compared
11differ
23identical
19known for one product only

Key differences

USB 2.0 connectors
- P5QL-E LGA 775 (Socket T) ATX:3
- GA-EP45-EXTREME S775 P45 ATX:10
USB 2.0 ports quantity
- P5QL-E LGA 775 (Socket T) ATX:6
- GA-EP45-EXTREME S775 P45 ATX:8
Ethernet LAN (RJ-45) ports
- P5QL-E LGA 775 (Socket T) ATX:1
- GA-EP45-EXTREME S775 P45 ATX:2
eSATA ports quantity
- P5QL-E LGA 775 (Socket T) ATX:1
- GA-EP45-EXTREME S775 P45 ATX:0
Firewire (IEEE 1394) ports
- P5QL-E LGA 775 (Socket T) ATX:1
- GA-EP45-EXTREME S775 P45 ATX:0
Headphone outputs
- P5QL-E LGA 775 (Socket T) ATX:1
- GA-EP45-EXTREME S775 P45 ATX:6
Networking features
- P5QL-E LGA 775 (Socket T) ATX:Gigabit LAN
- GA-EP45-EXTREME S775 P45 ATX:10/100/1000 Mbit
Audio chip
- P5QL-E LGA 775 (Socket T) ATX:Realtek ALC1200
- GA-EP45-EXTREME S775 P45 ATX:Realtek ALC889A

Side by side

Differences highlightedShow differences only

Comparison of P5QL-E, GA-EP45-EXTREME S775 P45 ATX
53 specifications	A ASUS P5QL-E LGA 775 (Socket T) ATX Model P5QL-E 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)
Memoryidentical
Number of memory slots	4	4
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Maximum internal memory	16 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/O1 differ
USB 2.0 connectorsDiffers	3	10
Number of SATA connectors	6	6
Number of Parallel ATA connectorsKnown for one	Unknown — not stated by the source	1
S/PDIF out connector	Yes	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)	Yes	Yes
Power fan connector	Yes	Yes
CPU fan connector	Yes	Yes
Number of chassis fan connectors	2	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 ports5 differ
USB 2.0 ports quantityDiffers	6	8
Ethernet LAN (RJ-45) portsDiffers	1	2
eSATA ports quantityDiffers	1	0
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsDiffers	1	0
VGA (D-Sub) ports quantity	0	0
HDMI ports quantity	0	0
DVI-D ports quantity	0	0
Headphone outputsDiffers	1	6
Microphone in	Yes	Yes
S/PDIF out port	Yes	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
Network1 differ
LAN controllerKnown for one	Unknown — not stated by the source	Realtek RTL8111C
Networking featuresDiffers	Gigabit LAN	10/100/1000 Mbit
Features1 differ
Motherboard form factor	ATX	ATX
Audio chipDiffers	Realtek ALC1200	Realtek ALC889A
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft/ Windows/ Vista/XP
Overclocking featuresKnown for one	Precision Tweaker 2, SFS, ASUS C.P.R.	Unknown — not stated by the source
Expansion slots2 differ
PCI Express x1 slotsDiffers	2	1
PCI Express x4 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsDiffers	1	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
PCI slotsKnown for one	3	Unknown — not stated by the source
BIOSidentical
BIOS typeKnown for one	Unknown — not stated by the source	AWARD
BIOS memory size	64 Mbit	64 Mbit
Packaging content1 differ
Bundled softwareDiffers	- Drivers - ASUS PC Probe II - Express Gate - ASUS AI Suite - Anti-virus software (OEM version) - ASUS Update	Norton Internet Security (OEM version)
Other featuresidentical
Floppy disk drive connectorKnown for one	Unknown — not stated by the source	Yes
I/O portsKnown for one	3 in 1 Q-connector	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	305 mm	Unknown — not stated by the source
DepthKnown for one	224 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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