Product comparison · 2 motherboards

GIGABYTE GA-P55-UD3P motherboard Intel® P55 LGA 1156 (Socket H) ATX vs GIGABYTE GA-P55-UD4P motherboard Intel® P55 LGA 1156 (Socket H) ATX

39specifications compared
7differ
32identical
16known for one product only

Key differences

Ethernet LAN (RJ-45) ports
- GA-P55-UD3P motherboard Intel® P55 LGA 1156 (Socket H) ATX:1
- GA-P55-UD4P motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
Firewire (IEEE 1394) ports
- GA-P55-UD3P motherboard Intel® P55 LGA 1156 (Socket H) ATX:0
- GA-P55-UD4P motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
Networking features
- GA-P55-UD3P motherboard Intel® P55 LGA 1156 (Socket H) ATX:Gigabit Ethernet
- GA-P55-UD4P motherboard Intel® P55 LGA 1156 (Socket H) ATX:10/100/1000
Audio chip
- GA-P55-UD3P motherboard Intel® P55 LGA 1156 (Socket H) ATX:Realtek ALC888
- GA-P55-UD4P motherboard Intel® P55 LGA 1156 (Socket H) ATX:Realtek ALC889A
PCI Express x1 slots
- GA-P55-UD3P motherboard Intel® P55 LGA 1156 (Socket H) ATX:1
- GA-P55-UD4P motherboard Intel® P55 LGA 1156 (Socket H) ATX:3
PCI Express x16 slots
- GA-P55-UD3P motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
- GA-P55-UD4P motherboard Intel® P55 LGA 1156 (Socket H) ATX:1
PCI slots
- GA-P55-UD3P motherboard Intel® P55 LGA 1156 (Socket H) ATX:4
- GA-P55-UD4P motherboard Intel® P55 LGA 1156 (Socket H) ATX:2

Side by side

Differences highlightedShow differences only

Comparison of GA-P55-UD3P, GA-P55-UD4P
55 specifications	A GIGABYTE GA-P55-UD3P motherboard Intel® P55 LGA 1156 (Socket H) ATX Model GA-P55-UD3P View product	B GIGABYTE GA-P55-UD4P motherboard Intel® P55 LGA 1156 (Socket H) ATX Model GA-P55-UD4P View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor socket	LGA 1156 (Socket H)	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	0, 1, JBOD	Unknown — not stated by the source
Internal I/Oidentical
USB 2.0 connectors	2	2
Number of SATA connectors	8	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	1	Unknown — not stated by the source
Power fan connector	Yes	Yes
CPU fan connector	Yes	Yes
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
Number of IEEE1394 connectorsKnown for one	Unknown — not stated by the source	1
Rear panel I/O ports2 differ
USB 2.0 ports quantity	10	10
Ethernet LAN (RJ-45) portsDiffers	1	2
eSATA ports quantity	2	2
PS/2 ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	0	2
VGA (D-Sub) ports quantity	0	0
HDMI ports quantity	0	0
DVI-D ports quantity	0	0
Headphone outputs	6	6
Microphone inKnown for one	Yes	Unknown — not stated by the source
S/PDIF out port	Yes	Yes
Digital audio optical out	1	1
Parallel ports quantityKnown for one	0	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Network1 differ
Networking featuresDiffers	Gigabit Ethernet	10/100/1000
Features1 differ
Motherboard form factor	ATX	ATX
Motherboard chipset	Intel® P55	Intel® P55
Audio chipDiffers	Realtek ALC888	Realtek ALC889A
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Compatible operating systemsKnown for one	Windows 7/Vista/XP	Unknown — not stated by the source
Expansion slots3 differ
PCI Express x1 slotsDiffers	1	3
PCI Express x16 slotsDiffers	2	1
PCI slotsDiffers	4	2
PCI Express x8 slotsKnown for one	Unknown — not stated by the source	1
BIOSidentical
BIOS typeKnown for one	AWARD	Unknown — not stated by the source
BIOS memory sizeKnown for one	32 Mbit	Unknown — not stated by the source
ACPI versionKnown for one	1.0	Unknown — not stated by the source
Weight & dimensionsidentical
Width	305 mm	305 mm
Depth	244 mm	244 mm
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
Other featuresidentical
S/PDIF in connector	Yes	Yes
Controller 2nd interface typeKnown for one	iTE IT8720	Unknown — not stated by the source
Controller interface typeKnown for one	JMB362	Unknown — not stated by the source
Floppy disk drive connector	Yes	Yes

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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