Product comparison · 2 motherboards

ASUS P5Q3 LGA 775 (Socket T) ATX vs GIGABYTE GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX

40specifications compared
12differ
28identical
29known for one product only

Key differences

RAID levels
- P5Q3 LGA 775 (Socket T) ATX:0, 1, 5, 10
- GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX:1, 5, 10
USB 2.0 connectors
- P5Q3 LGA 775 (Socket T) ATX:3
- GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX:12
Number of SATA connectors
- P5Q3 LGA 775 (Socket T) ATX:6
- GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX:8
Number of chassis fan connectors
- P5Q3 LGA 775 (Socket T) ATX:2
- GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX:1
Number of IEEE1394 connectors
- P5Q3 LGA 775 (Socket T) ATX:1
- GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX:3
USB 2.0 ports quantity
- P5Q3 LGA 775 (Socket T) ATX:6
- GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX:8
eSATA ports quantity
- P5Q3 LGA 775 (Socket T) ATX:1
- GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX:0
Firewire (IEEE 1394) ports
- P5Q3 LGA 775 (Socket T) ATX:1
- GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX:2

Side by side

Differences highlightedShow differences only

Comparison of P5Q3, GA-EP45-UD3R
69 specifications	A ASUS P5Q3 LGA 775 (Socket T) ATX Model P5Q3 View product	B GIGABYTE GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX Model GA-EP45-UD3R View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Compatible processor seriesKnown for one	Unknown — not stated by the source	Intel® Celeron®, Intel® Pentium® 4, Intel® Pentium® 4 Extreme Edition, Intel® Pentium® D, Intel® Pentium® Extreme Edition
Memoryidentical
Supported memory typesKnown for one	Unknown — not stated by the source	DDR2-SDRAM
Number of memory slots	4	4
Memory slots typeKnown for one	Unknown — not stated by the source	DIMM
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Supported memory clock speedsKnown for one	Unknown — not stated by the source	677,800,1066 MHz
Maximum internal memory	16 GB	16 GB
ECC сompatibilityKnown for one	Non-ECC	Unknown — not stated by the source
Storage controllers1 differ
Supported storage drive interfacesKnown for one	Unknown — not stated by the source	IDE, SATA II
RAID levelsDiffers	0, 1, 5, 10	1, 5, 10
Graphicsidentical
Parallel processing technology supportKnown for one	Unknown — not stated by the source	Not supported
Internal I/O4 differ
USB 2.0 connectorsDiffers	3	12
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one	Unknown — not stated by the source	0
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	0
Number of SATA II connectorsKnown for one	Unknown — not stated by the source	8
Number of SATA connectorsDiffers	6	8
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
Power fan connector	Yes	Yes
CPU fan connector	Yes	Yes
Number of chassis fan connectorsDiffers	2	1
Chassis intrusion connector	Yes	Yes
Number of IEEE1394 connectorsDiffers	1	3
Number of EATX power connectorsKnown for one	1	Unknown — not stated by the source
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
TPM connectorKnown for one	Yes	Unknown — not stated by the source
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers	6	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantityDiffers	1	0
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsDiffers	1	2
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
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
Digital audio optical outKnown for one	1	Unknown — not stated by the source
Network1 differ
LAN controller	Realtek RTL8111C	Realtek RTL8111C
Networking featuresDiffers	Gigabit LAN	10/100/1000 Mbit
Features1 differ
Component forKnown for one	Unknown — not stated by the source	PC
Motherboard form factor	ATX	ATX
Motherboard chipset familyKnown for one	Unknown — not stated by the source	Intel
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® P45
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
Expansion slots1 differ
PCI Express x1 slots	3	3
PCI Express x16 slotsDiffers	2	1
Expansion slotsKnown for one	Unknown — not stated by the source	3 x PCI
PCI slotsKnown for one	2	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
Weight & dimensionsidentical
Width	305 mm	305 mm
Depth	244 mm	244 mm
Packaging contentidentical
Trial softwareKnown for one	Unknown — not stated by the source	Norton Internet Security
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Floppy disk drive connector	Yes	Yes
Manageability featuresKnown for one	WOL by PME, WOR by PME, WOR by Ring, PXE	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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