Product comparison · 2 motherboards

GIGABYTE GA-686BX motherboard NA (integrated CPU) ATX vs GIGABYTE GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX

27specifications compared
10differ
17identical
28known for one product only

Key differences

Processor socket
- GA-686BX motherboard NA (integrated CPU) ATX:NA (integrated CPU)
- GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX:LGA 1156 (Socket H)
Memory voltage
- GA-686BX motherboard NA (integrated CPU) ATX:3.3 V
- GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX:1.5 V
ECC сompatibility
- GA-686BX motherboard NA (integrated CPU) ATX:ECC
- GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX:Non-ECC
Maximum internal memory
- GA-686BX motherboard NA (integrated CPU) ATX:1 GB
- GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX:16 GB
S/PDIF out connector
- GA-686BX motherboard NA (integrated CPU) ATX:No
- GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX:Yes
USB 2.0 ports quantity
- GA-686BX motherboard NA (integrated CPU) ATX:2
- GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX:8
Ethernet LAN (RJ-45) ports
- GA-686BX motherboard NA (integrated CPU) ATX:0
- GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX:1
PS/2 ports quantity
- GA-686BX motherboard NA (integrated CPU) ATX:2
- GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX:1

Side by side

Differences highlightedShow differences only

Comparison of GA-686BX, GA-P55-UD3L
55 specifications	A GIGABYTE GA-686BX motherboard NA (integrated CPU) ATX Model GA-686BX View product	B GIGABYTE GA-P55-UD3L motherboard LGA 1156 (Socket H) ATX Model GA-P55-UD3L View product
Processor1 differ
Processor socketDiffers	NA (integrated CPU)	LGA 1156 (Socket H)
Maximum number of SMP processorsKnown for one	1	Unknown — not stated by the source
Memory3 differ
Memory voltageDiffers	3.3 V	1.5 V
ECC сompatibilityDiffers	ECC	Non-ECC
Maximum internal memoryDiffers	1 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 connectorsKnown for one	Unknown — not stated by the source	3
Number of SATA connectorsKnown for one	Unknown — not stated by the source	8
Number of Parallel ATA connectorsKnown for one	Unknown — not stated by the source	1
S/PDIF out connectorDiffers	No	Yes
Number of COM connectorsKnown for one	No	Unknown — not stated by the source
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers	2	8
Ethernet LAN (RJ-45) portsDiffers	0	1
PS/2 ports quantityDiffers	2	1
Headphone outputsKnown for one	Unknown — not stated by the source	2
Microphone inKnown for one	Unknown — not stated by the source	Yes
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Serial ports quantityDiffers	2	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
Digital audio optical outKnown for one	0	Unknown — not stated by the source
COM ports quantityKnown for one	0	Unknown — not stated by the source
WiFi-AP antenna jackKnown for one	0	Unknown — not stated by the source
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
Networkidentical
Networking featuresKnown for one	Unknown — not stated by the source	10/100 Fast Ethernet
Featuresidentical
Audio chipKnown for one	Unknown — not stated by the source	Realtek ALC888
Audio output channelsKnown for one	Unknown — not stated by the source	7.1 channels
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows 7/ Vista/ XP
Expansion slotsidentical
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	2
BIOS1 differ
BIOS memory sizeDiffers	2 Mbit	32 Mbit
ACPI versionKnown for one	Unknown — not stated by the source	1.0
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	305 mm
DepthKnown for one	Unknown — not stated by the source	190 mm
Packaging contentidentical
Bundled softwareKnown for one	Unknown — not stated by the source	Norton Internet Security
Other featuresidentical
S/PDIF in connectorKnown for one	Unknown — not stated by the source	Yes
Controller interface typeKnown for one	Unknown — not stated by the source	Intel P55 Express
AGP x4 slotsKnown for one	1	Unknown — not stated by the source
GAME/MIDI connectorKnown for one	No	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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