Product comparison · 2 motherboards

ASUS Sabertooth 990FX vs GIGABYTE Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX

52specifications compared
20differ
32identical
19known for one product only

Key differences

The GIGABYTE Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX has 1 more USB 2.0 connectors than the ASUS Sabertooth 990FX (3 vs 2). The ASUS Sabertooth 990FX has 2 more SATA III connectors than the GIGABYTE Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX (6 vs 4). The GIGABYTE Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX has 2 more SATA II connectors than the ASUS Sabertooth 990FX (4 vs 2). Processor manufacturer: AMD on the ASUS Sabertooth 990FX, Intel on the GIGABYTE Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX. Processor socket: Socket AM3 on the ASUS Sabertooth 990FX, LGA 1155 (Socket H2) on the GIGABYTE Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX.

Processor manufacturer
- Sabertooth 990FX:AMD
- Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX:Intel
Processor socket
- Sabertooth 990FX:Socket AM3
- Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX:LGA 1155 (Socket H2)
ECC сompatibility
- Sabertooth 990FX:ECC & Non-ECC
- Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX:Non-ECC
USB 2.0 connectors
- Sabertooth 990FX:2
- Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX:3
Number of SATA III connectors
- Sabertooth 990FX:6
- Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX:4
Number of SATA II connectors
- Sabertooth 990FX:2
- Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX:4
Number of chassis fan connectors
- Sabertooth 990FX:4
- Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX:2
USB 2.0 ports quantity
- Sabertooth 990FX:10
- Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX:8

Side by side

Differences highlightedShow differences only

Comparison of Sabertooth 990FX, Z68X-UD3-B3
71 specifications	A ASUS Sabertooth 990FX View product	B GIGABYTE Z68X-UD3-B3 Intel Z68 LGA 1155 (Socket H2) ATX Model Z68X-UD3-B3 View product
Processor3 differ
Processor manufacturerDiffers	AMD	Intel
Processor socketDiffers	Socket AM3	LGA 1155 (Socket H2)
Compatible processor seriesDiffers	AMD Phenom II X2, AMD Phenom II X3, AMD Phenom II X4, AMD Phenom II X6	Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memory2 differ
Supported memory typesKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Number of memory slots	4	4
Memory channels	Dual-channel	Dual-channel
ECC сompatibilityDiffers	ECC & Non-ECC	Non-ECC
Supported memory clock speedsDiffers	1066,1333,1600,1866 MHz	1066,1200,1300,1333,1600,1800,1866,2133 MHz
Maximum internal memory	32 GB	32 GB
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Storage controllersidentical
Supported storage drive interfacesKnown for one	SATA	Unknown — not stated by the source
RAID levels	0, 1, 5, 10	0, 1, 5, 10
Graphicsidentical
Parallel processing technology supportKnown for one	Quad-GPU CrossFireX, Quad-GPU SLI	Unknown — not stated by the source
On-board graphics card	No	No
Internal I/O4 differ
USB 2.0 connectorsDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1	1
Number of SATA III connectorsDiffers	6	4
Number of SATA II connectorsDiffers	2	4
Number of Parallel ATA connectors	0	0
S/PDIF out connector	Yes	Yes
Front panel audio connector	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
Number of EATX power connectorsKnown for one	1	Unknown — not stated by the source
CPU fan connector	Yes	Yes
Number of chassis fan connectorsDiffers	4	2
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Number of IEEE1394 connectors	1	1
Power fan connectorKnown for one	Unknown — not stated by the source	Yes
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O ports3 differ
USB 2.0 ports quantityDiffers	10	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantityDiffers	2	0
PS/2 ports quantity	1	1
Firewire (IEEE 1394) ports	1	1
VGA (D-Sub) ports quantity	0	0
HDMI ports quantity	0	0
DVI-D ports quantity	0	0
Headphone outputsDiffers	1	6
Microphone in	Yes	Yes
S/PDIF out port	Yes	Yes
Networkidentical
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controller	Realtek RTL8111E	Realtek RTL8111E
Networking featuresKnown for one	Unknown — not stated by the source	10/100/1000 Mbit/sec
Features2 differ
Component for	PC	PC
Motherboard form factor	ATX	ATX
Motherboard chipset familyKnown for one	AMD	Unknown — not stated by the source
Motherboard chipsetDiffers	AMD 990FX	Intel Z68
Motherboard southbridgeKnown for one	AMD SB950	Unknown — not stated by the source
Audio chipDiffers	Realtek ALC892	Realtek ALC889
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 7/Vista/XP
Expansion slots3 differ
PCI Express x1 slotsDiffers	1	3
PCI Express x16 slotsDiffers	4	2
PCI Express slots version	2.0	2.0
PCI slotsDiffers	1	2
BIOS3 differ
BIOS typeDiffers	UEFI	AWARD
BIOS memory sizeDiffers	32 Mbit	64 Mbit
ACPI versionDiffers	2.0a	1.0b
Clear CMOS buttonKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
Width	305 mm	305 mm
Depth	244 mm	244 mm
Packaging contentidentical
Cables includedKnown for one	SATA	Unknown — not stated by the source
Drivers included	Yes	Yes
Other featuresidentical
Controller 2nd interface typeKnown for one	JMicron JMB362	Unknown — not stated by the source
Controller interface typeKnown for one	AMD SB950	Unknown — not stated by the source
Quick installation guide	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.

More motherboard comparisons

All motherboard comparisons