Product comparison · 2 motherboards

GIGABYTE GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX vs GIGABYTE GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX

85specifications compared
15differ
70identical
8known for one product only

Key differences

The GIGABYTE GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX has 1 more USB 2.0 connectors than the GIGABYTE GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX (3 vs 2). The GIGABYTE GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX has 1 more SATA II connectors than the GIGABYTE GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX (4 vs 3). The GIGABYTE GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX has 1 more chassis fan connectors than the GIGABYTE GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX (4 vs 3). Only the GIGABYTE GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX has S/PDIF out port. Audio chip: Realtek ALC887 on the GIGABYTE GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX, VIA VT2021 on the GIGABYTE GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX.

USB 2.0 connectors
- GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:2
- GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:3
Number of SATA II connectors
- GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:3
- GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:4
Number of chassis fan connectors
- GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:3
- GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:4
USB 2.0 ports quantity
- GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:4
- GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:2
- GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:6
eSATA ports quantity
- GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:0
- GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:2
Headphone outputs
- GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:3
- GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:6
S/PDIF out port
- GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:No
- GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX:Yes

Side by side

Differences highlightedShow differences only

Comparison of GA-Z77-DS3H, GA-Z77X-UD3H
93 specifications	A GIGABYTE GA-Z77-DS3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX Model GA-Z77-DS3H View product	B GIGABYTE GA-Z77X-UD3H motherboard Intel Z77 LGA 1155 (Socket H2) ATX Model GA-Z77X-UD3H View product
Graphics1 differ
Parallel processing technology supportDiffers	2-Way CrossFireX	2-Way CrossFireX, 2-Way SLI, LucidLogix Virtu
Internal I/O3 differ
USB 2.0 connectorsDiffers	2	3
Number of SATA II connectorsDiffers	3	4
Number of chassis fan connectorsDiffers	3	4
Peripheral (Molex) power connectors (4-pin)Known for one	Unknown — not stated by the source	1
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
Number of EATX power connectorsKnown for one	1	Unknown — not stated by the source
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers	4	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	6
eSATA ports quantityDiffers	0	2
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Headphone outputsDiffers	3	6
S/PDIF out portDiffers	No	Yes
Features1 differ
Audio chipDiffers	Realtek ALC887	VIA VT2021
Expansion slots4 differ
PCI Express x1 slotsDiffers	2	3
PCI Express x16 slotsDiffers	1	3
PCI Express configurationsDiffers	1x16+1x4	1x4, 1x8, 1x16
PCI slotsDiffers	2	1
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
BIOSidentical
Clear CMOS buttonKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
DepthDiffers	215 mm	244 mm
Other featuresidentical
Controller 2nd interface typeKnown for one	Unknown — not stated by the source	Marvell 88SE9172
BIOS switch buttonKnown for one	Unknown — not stated by the source	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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