Product comparison · 2 motherboards

GIGABYTE GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX vs GIGABYTE GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX

37specifications compared
14differ
23identical
16known for one product only

Key differences

USB 2.0 connectors
- GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX:4
- GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
Number of SATA connectors
- GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX:6
- GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX:8
eSATA ports quantity
- GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX:0
- GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
Firewire (IEEE 1394) ports
- GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX:0
- GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
VGA (D-Sub) ports quantity
- GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX:1
- GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX:0
HDMI ports quantity
- GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX:1
- GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX:0
DVI-D ports quantity
- GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX:1
- GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX:0
Headphone outputs
- GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX:1
- GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX:6

Side by side

Differences highlightedShow differences only

Comparison of GA-H55-UD3H, GA-P55A-UD4
53 specifications	A GIGABYTE GA-H55-UD3H motherboard LGA 1156 (Socket H) ATX Model GA-H55-UD3H View product	B GIGABYTE GA-P55A-UD4 motherboard Intel® P55 LGA 1156 (Socket H) ATX Model GA-P55A-UD4 View product
Memoryidentical
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Internal I/O2 differ
USB 2.0 connectorsDiffers	4	2
Number of SATA connectorsDiffers	6	8
Power fan connectorKnown for one	Yes	Unknown — not stated by the source
Chassis intrusion connectorKnown for one	Yes	Unknown — not stated by the source
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Number of IEEE1394 connectorsKnown for one	Unknown — not stated by the source	1
Rear panel I/O ports6 differ
eSATA ports quantityDiffers	0	2
Firewire (IEEE 1394) portsDiffers	0	2
VGA (D-Sub) ports quantityDiffers	1	0
HDMI ports quantityDiffers	1	0
DVI-D ports quantityDiffers	1	0
Headphone outputsDiffers	1	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	2
Network1 differ
Networking featuresDiffers	10/100/1000 Mbit/s	10/100/1000 Mbit
Features1 differ
Compatible operating systemsDiffers	Microsoft Windows 7/Vista/XP	Win 7, Vista, XP
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® P55
Expansion slots3 differ
PCI Express x1 slotsDiffers	1	3
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsDiffers	1	2
PCI slotsDiffers	4	2
BIOSidentical
BIOS typeKnown for one	AWARD	Unknown — not stated by the source
ACPI versionKnown for one	1.0b	Unknown — not stated by the source
BIOS memory sizeKnown for one	Unknown — not stated by the source	32 Mbit
Weight & dimensions1 differ
DepthDiffers	210 mm	244 mm
Other featuresidentical
Controller 2nd interface typeKnown for one	ATA-133/100/66/33	Unknown — not stated by the source
Controller interface typeKnown for one	SATA2	Unknown — not stated by the source
S/PDIF in connectorKnown for one	Unknown — not stated by the source	Yes
Storage controllersidentical
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 10
Packaging contentidentical
Bundled softwareKnown for one	Unknown — not stated by the source	Norton Internet Security

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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