Product comparison · 2 motherboards

GIGABYTE GA-P55A-UD3R motherboard Intel® P55 LGA 1156 (Socket H) ATX vs GIGABYTE GA-P55A-UD5 motherboard Intel® P55 LGA 1156 (Socket H) ATX

Key differences

Number of IEEE1394 connectors
- GA-P55A-UD3R motherboard Intel® P55 LGA 1156 (Socket H) ATX:0
- GA-P55A-UD5 motherboard Intel® P55 LGA 1156 (Socket H) ATX:1
USB 2.0 ports quantity
- GA-P55A-UD3R motherboard Intel® P55 LGA 1156 (Socket H) ATX:8
- GA-P55A-UD5 motherboard Intel® P55 LGA 1156 (Socket H) ATX:6
Ethernet LAN (RJ-45) ports
- GA-P55A-UD3R motherboard Intel® P55 LGA 1156 (Socket H) ATX:1
- GA-P55A-UD5 motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
Firewire (IEEE 1394) ports
- GA-P55A-UD3R motherboard Intel® P55 LGA 1156 (Socket H) ATX:0
- GA-P55A-UD5 motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
PCI Express x16 slots
- GA-P55A-UD3R motherboard Intel® P55 LGA 1156 (Socket H) ATX:2
- GA-P55A-UD5 motherboard Intel® P55 LGA 1156 (Socket H) ATX:3
PCI slots
- GA-P55A-UD3R motherboard Intel® P55 LGA 1156 (Socket H) ATX:3
- GA-P55A-UD5 motherboard Intel® P55 LGA 1156 (Socket H) ATX:2

Differences highlightedShow differences only

Comparison of GA-P55A-UD3R, GA-P55A-UD5
52 specifications	A GIGABYTE GA-P55A-UD3R motherboard Intel® P55 LGA 1156 (Socket H) ATX Model GA-P55A-UD3R View product	B GIGABYTE GA-P55A-UD5 motherboard Intel® P55 LGA 1156 (Socket H) ATX Model GA-P55A-UD5 View product
Internal I/O1 differ
Number of IEEE1394 connectorsDiffers	0	1
Rear panel I/O ports3 differ
USB 2.0 ports quantityDiffers	8	6
Ethernet LAN (RJ-45) portsDiffers	1	2
Firewire (IEEE 1394) portsDiffers	0	2
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
Expansion slots2 differ
PCI Express x16 slotsDiffers	2	3
PCI slotsDiffers	3	2

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.