Product comparison · 2 motherboards

GIGABYTE GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX vs GIGABYTE GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX

38specifications compared
10differ
28identical
11known for one product only

Key differences

Processor socket
- GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX:LGA 775 (Socket T)
- GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX:LGA 1156 (Socket H)
Number of SATA connectors
- GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX:6
- GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX:8
PS/2 ports quantity
- GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX:2
- GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX:1
Networking features
- GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX:10/100/1000 Mbps
- GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX:Gigabit Ethernet
Compatible operating systems
- GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX:Win XP, Vista, 7
- GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX:Windows 7/Vista/XP
PCI Express x1 slots
- GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX:3
- GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
PCI Express x16 slots
- GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX:1
- GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
PCI slots
- GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX:2
- GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX:3

Side by side

Differences highlightedShow differences only

Comparison of GA-EP43T-USB3, GA-P55-USB3
49 specifications	A GIGABYTE GA-EP43T-USB3 motherboard LGA 775 (Socket T) ATX Model GA-EP43T-USB3 View product	B GIGABYTE GA-P55-USB3 motherboard Intel® P55 LGA 1156 (Socket H) ATX Model GA-P55-USB3 View product
Processor1 differ
Processor manufacturer	Intel	Intel
Processor socketDiffers	LGA 775 (Socket T)	LGA 1156 (Socket H)
Memoryidentical
Number of memory slots	4	4
Memory voltage	1.5 V	1.5 V
ECC сompatibility	Non-ECC	Non-ECC
Maximum internal memory	16 GB	16 GB
Storage controllersidentical
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 5, 10, JBOD
Internal I/O1 differ
USB 2.0 connectors	2	2
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
Number of EATX power connectorsKnown for one	Unknown — not stated by the source	1
Power fan connectorKnown for one	Unknown — not stated by the source	Yes
CPU fan connectorKnown for one	Yes	Unknown — not stated by the source
Rear panel I/O ports1 differ
USB 2.0 ports quantity	8	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantity	0	0
PS/2 ports quantityDiffers	2	1
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	0	0
HDMI ports quantity	0	0
DVI-D ports quantity	0	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 port	Yes	Yes
Digital audio optical out	1	1
Network1 differ
Networking featuresDiffers	10/100/1000 Mbps	Gigabit Ethernet
Features1 differ
Motherboard form factor	ATX	ATX
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® P55
Audio chip	Realtek ALC888	Realtek ALC888
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Compatible operating systemsDiffers	Win XP, Vista, 7	Windows 7/Vista/XP
Expansion slots3 differ
PCI Express x1 slotsDiffers	3	2
PCI Express x16 slotsDiffers	1	2
PCI slotsDiffers	2	3
BIOS1 differ
BIOS memory sizeDiffers	16 Mbit	32 Mbit
BIOS typeKnown for one	AWARD	Unknown — not stated by the source
Weight & dimensions1 differ
Width	305 mm	305 mm
DepthDiffers	210 mm	244 mm
Other featuresidentical
S/PDIF in connector	Yes	Yes
Controller interface typeKnown for one	Unknown — not stated by the source	iTE IT8720
Floppy disk drive connector	Yes	Yes
Packaging contentidentical
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Bundled softwareKnown for one	Norton Internet Security	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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