Product comparison · 2 motherboards

GIGABYTE GA-EP45-UD3 motherboard LGA 775 (Socket T) ATX vs GIGABYTE GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX

42specifications compared
0differ
42identical
19known for one product only

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Differences highlightedShow differences only

Comparison of GA-EP45-UD3, GA-EP45-UD3R
61 specifications	A GIGABYTE GA-EP45-UD3 motherboard LGA 775 (Socket T) ATX Model GA-EP45-UD3 View product	B GIGABYTE GA-EP45-UD3R motherboard Intel® P45 LGA 775 (Socket T) ATX Model GA-EP45-UD3R View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Compatible processor seriesKnown for one	Unknown — not stated by the source	Intel® Celeron®, Intel® Pentium® 4, Intel® Pentium® 4 Extreme Edition, Intel® Pentium® D, Intel® Pentium® Extreme Edition
Memoryidentical
Supported memory typesKnown for one	Unknown — not stated by the source	DDR2-SDRAM
Number of memory slots	4	4
Memory slots typeKnown for one	Unknown — not stated by the source	DIMM
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Memory voltage	1.8 V	1.8 V
Supported memory clock speedsKnown for one	Unknown — not stated by the source	677,800,1066 MHz
Maximum internal memory	16 GB	16 GB
Storage controllersidentical
Supported storage drive interfacesKnown for one	Unknown — not stated by the source	IDE, SATA II
RAID levelsKnown for one	Unknown — not stated by the source	1, 5, 10
Graphicsidentical
Parallel processing technology supportKnown for one	Unknown — not stated by the source	Not supported
Internal I/Oidentical
USB 2.0 connectors	12	12
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one	Unknown — not stated by the source	0
Number of SATA III connectorsKnown for one	Unknown — not stated by the source	0
Number of SATA II connectorsKnown for one	Unknown — not stated by the source	8
Number of SATA connectors	8	8
Number of Parallel ATA connectorsKnown for one	Unknown — not stated by the source	1
S/PDIF out connector	Yes	Yes
Front panel audio connector	Yes	Yes
CD/AUX audio in	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
Power fan connector	Yes	Yes
CPU fan connector	Yes	Yes
Number of chassis fan connectorsKnown for one	Unknown — not stated by the source	1
Chassis intrusion connector	Yes	Yes
Number of IEEE1394 connectors	3	3
Rear panel I/O portsidentical
USB 2.0 ports quantity	8	8
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantity	0	0
PS/2 ports quantity	2	2
Firewire (IEEE 1394) ports	2	2
VGA (D-Sub) ports quantity	0	0
HDMI ports quantity	0	0
DVI-D ports quantity	0	0
Headphone outputs	6	6
Microphone in	Yes	Yes
S/PDIF out port	Yes	Yes
Modem (RJ-11) ports	0	0
Networkidentical
LAN controller	Realtek RTL8111C	Realtek RTL8111C
Networking features	10/100/1000 Mbit	10/100/1000 Mbit
Featuresidentical
Component forKnown for one	Unknown — not stated by the source	PC
Motherboard form factor	ATX	ATX
Motherboard chipset familyKnown for one	Unknown — not stated by the source	Intel
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® P45
Audio chip	Realtek ALC889A	Realtek ALC889A
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Compatible operating systems	Microsoft Windows Vista, XP	Microsoft Windows Vista, XP
Expansion slotsidentical
PCI Express x1 slots	3	3
PCI Express x16 slots	1	1
Expansion slots	3 x PCI	3 x PCI
BIOSidentical
BIOS type	AWARD	AWARD
BIOS memory sizeKnown for one	Unknown — not stated by the source	64 Mbit
Weight & dimensionsidentical
Width	305 mm	305 mm
Depth	244 mm	244 mm
Packaging contentidentical
Trial software	Norton Internet Security	Norton Internet Security
Other featuresidentical
Floppy disk drive 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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