Product comparison · 2 motherboards

GIGABYTE GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX vs GIGABYTE GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX

Key differences

USB 2.0 connectors
- GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:2
- GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:3
Serial port headers
- GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:1
- GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:2
USB 2.0 ports quantity
- GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:0
- GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:6
- GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:3
Ethernet LAN (RJ-45) ports
- GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:1
- GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:2
PS/2 ports quantity
- GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:2
- GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:1
BIOS memory size
- GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:64 Mbit
- GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:16 Mbit
Width
- GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:225 mm
- GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX:244 mm

Differences highlightedShow differences only

Comparison of GA-Z270X-UD3, GA-Z270X-UD5
71 specifications	A GIGABYTE GA-Z270X-UD3 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX Model GA-Z270X-UD3 View product	B GIGABYTE GA-Z270X-UD5 motherboard Intel® Z270 LGA 1151 (Socket H4) ATX Model GA-Z270X-UD5 View product
Memory1 differ
Supported memory clock speedsDiffers	2133,2400,2666,2800,3000,3200,3300,3333,3400,3466,3600,3666,3733,3800,3866 MHz	2133,2400,2666,2800,3000,3200,3300,3333,3400,3466,3600,3666,3733,3800,3866,4000 MHz
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
Internal I/O2 differ
USB 2.0 connectorsDiffers	2	3
Serial port headersDiffers	1	2
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers	0	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	6	3
Ethernet LAN (RJ-45) portsDiffers	1	2
PS/2 ports quantityDiffers	2	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Wi-FiKnown for one	Unknown — not stated by the source	No
BIOS1 differ
BIOS memory sizeDiffers	64 Mbit	16 Mbit
Clear CMOS buttonKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
WidthDiffers	225 mm	244 mm
Other featuresidentical
BIOS switch buttonKnown for one	Unknown — not stated by the source	Yes
Number of SATA Express portsKnown for one	1	Unknown — not stated by the source
Parallel port via internal headerKnown for one	Yes	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.