Product comparison · 2 motherboards

GIGABYTE X299 AORUS Ultra Gaming (rev. 1.0) vs GIGABYTE Z370 AORUS Gaming K3 (rev. 1.0)

65specifications compared
19differ
46identical
5known for one product only

Key differences

The GIGABYTE X299 AORUS Ultra Gaming (rev. 1.0) has 4 more memory slots than the GIGABYTE Z370 AORUS Gaming K3 (rev. 1.0) (8 vs 4). The GIGABYTE X299 AORUS Ultra Gaming (rev. 1.0) has 64 GB more maximum internal memory than the GIGABYTE Z370 AORUS Gaming K3 (rev. 1.0) (128 GB vs 64 GB). The GIGABYTE Z370 AORUS Gaming K3 (rev. 1.0) has 1 more USB 3.2 Gen 1 (3.1 Gen 1) connectors than the GIGABYTE X299 AORUS Ultra Gaming (rev. 1.0) (2 vs 1). Processor socket: LGA 2066 (Socket R4) on the GIGABYTE X299 AORUS Ultra Gaming (rev. 1.0), LGA 1151 (Socket H4) on the GIGABYTE Z370 AORUS Gaming K3 (rev. 1.0). Memory channels: Quad-channel on the GIGABYTE X299 AORUS Ultra Gaming (rev. 1.0), Dual-channel on the GIGABYTE Z370 AORUS Gaming K3 (rev. 1.0).

Processor socket
- X299 AORUS Ultra Gaming (rev. 1.0):LGA 2066 (Socket R4)
- Z370 AORUS Gaming K3 (rev. 1.0):LGA 1151 (Socket H4)
Number of memory slots
- X299 AORUS Ultra Gaming (rev. 1.0):8
- Z370 AORUS Gaming K3 (rev. 1.0):4
Memory channels
- X299 AORUS Ultra Gaming (rev. 1.0):Quad-channel
- Z370 AORUS Gaming K3 (rev. 1.0):Dual-channel
ECC сompatibility
- X299 AORUS Ultra Gaming (rev. 1.0):Non-ECC
- Z370 AORUS Gaming K3 (rev. 1.0):ECC & Non-ECC
Maximum internal memory
- X299 AORUS Ultra Gaming (rev. 1.0):128 GB
- Z370 AORUS Gaming K3 (rev. 1.0):64 GB
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- X299 AORUS Ultra Gaming (rev. 1.0):1
- Z370 AORUS Gaming K3 (rev. 1.0):2
Number of SATA III connectors
- X299 AORUS Ultra Gaming (rev. 1.0):8
- Z370 AORUS Gaming K3 (rev. 1.0):6
Number of SATA connectors
- X299 AORUS Ultra Gaming (rev. 1.0):8
- Z370 AORUS Gaming K3 (rev. 1.0):6

Side by side

Differences highlightedShow differences only

Comparison of X299 AORUS Ultra Gaming (rev. 1.0), Z370 AORUS Gaming K3 (rev. 1.0)
70 specifications	A GIGABYTE X299 AORUS Ultra Gaming (rev. 1.0)View product	B GIGABYTE Z370 AORUS Gaming K3 (rev. 1.0)View product
Processor2 differ
Processor manufacturer	Intel	Intel
Processor socketDiffers	LGA 2066 (Socket R4)	LGA 1151 (Socket H4)
Compatible processor seriesDiffers	Intel® Core™ i7 Extreme Edition	Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7
Maximum number of SMP processors	1	1
Memory5 differ
Supported memory types	DDR4-SDRAM	DDR4-SDRAM
Number of memory slotsDiffers	8	4
Memory slots type	DIMM	DIMM
Memory channelsDiffers	Quad-channel	Dual-channel
ECC сompatibilityDiffers	Non-ECC	ECC & Non-ECC
Supported memory clock speedsDiffers	2133,2400,2666,2800,3000,3200,3300,3333,3400,3466,3600,3666,3733,3800,3866,4000,4133,4266,4333,4400 MHz	2133,2400,2666,2800,3000,3200,3300,3333,3400,3466,3600,3666,3733,3800,3866,4000 MHz
Maximum internal memoryDiffers	128 GB	64 GB
Unbuffered memory	Yes	Yes
Storage controllersidentical
RAID levels	0, 1, 5, 10	0, 1, 5, 10
Graphics1 differ
Parallel processing technology supportDiffers	2-Way CrossFireX, 2-Way SLI, 3-Way CrossFireX, 3-Way SLI, 4-Way CrossFireX, 4-Way SLI	2-Way CrossFireX
HDCP	Yes	Yes
Internal I/O4 differ
USB 2.0 connectors	2	2
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	1	2
USB 3.2 Gen 2 (3.1 Gen 2) connectors	1	1
Number of SATA III connectorsDiffers	8	6
Number of SATA II connectors	0	0
Number of SATA connectorsDiffers	8	6
Number of Parallel ATA connectors	0	0
Front panel audio connector	Yes	Yes
Front panel connector	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
CPU fan connector	Yes	Yes
Number of chassis fan connectorsDiffers	4	2
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
EPS power connector (8-pin)	Yes	Yes
TPM connector	Yes	Yes
Thunderbolt headers	1	1
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 quantity	4	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers	4	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	1	1
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantity	0	0
PS/2 ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	0	0
HDMI ports quantityDiffers	0	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4
DVI-D ports quantityDiffers	0	1
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
Features1 differ
Component for	PC	PC
Motherboard form factor	ATX	ATX
Motherboard chipset family	Intel	Intel
Motherboard chipsetDiffers	Intel® X299	Intel® Z370 Express
Audio chip	Realtek ALC1220	Realtek ALC1220
Audio output channels	7.1 channels	7.1 channels
PC health monitoring	CPU, Fan, Temperature, Voltage	CPU, Fan, Temperature, Voltage
Power source type	ATX	ATX
Windows operating systems supported	Windows 10 Education x64, Windows 10 Enterprise x64, Windows 10 Home x64, Windows 10 Pro x64	Windows 10 Education x64, Windows 10 Enterprise x64, Windows 10 Home x64, Windows 10 Pro x64
Expansion slots2 differ
PCI Express x1 (Gen 3.x) slotsKnown for one	Unknown — not stated by the source	4
PCI Express x16 (Gen 3.x) slotsDiffers	5	2
Number of M.2 (M) slotsDiffers	3	2
BIOSidentical
BIOS type	UEFI AMI	UEFI AMI
BIOS memory size	32 Mbit	32 Mbit
ACPI version	5.0	5.0
Clear CMOS jumper	Yes	Yes
Processor special featuresidentical
Intel Extreme Memory Profile (XMP)	Yes	Yes
Intel® Optane™ Memory Ready	Yes	Yes
Weight & dimensionsidentical
Width	305 mm	305 mm
Depth	244 mm	244 mm
Packaging contentidentical
Bundled software	Norton Internet Security (OEM version) cFosSpeed	Norton Internet Security (OEM version) cFosSpeed
Other featuresidentical
S/PDIF in connector	Yes	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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