Product comparison · 2 motherboards

GIGABYTE 945P, Socket 775 vs GIGABYTE P45, Socket 775

25specifications compared
7differ
18identical
18known for one product only

Key differences

Maximum internal memory
- 945P, Socket 775:4 GB
- P45, Socket 775:16 GB
Number of SATA connectors
- 945P, Socket 775:4
- P45, Socket 775:6
Number of Parallel ATA connectors
- 945P, Socket 775:3
- P45, Socket 775:1
USB 2.0 ports quantity
- 945P, Socket 775:2
- P45, Socket 775:8
Headphone outputs
- 945P, Socket 775:6
- P45, Socket 775:3
PCI Express x1 slots
- 945P, Socket 775:2
- P45, Socket 775:4
Depth
- 945P, Socket 775:220 mm
- P45, Socket 775:210 mm

Side by side

Differences highlightedShow differences only

Comparison of 945P, Socket 775, P45, Socket 775
43 specifications	A GIGABYTE 945P, Socket 775 View product	B GIGABYTE P45, Socket 775 View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Memory1 differ
Number of memory slots	4	4
Maximum internal memoryDiffers	4 GB	16 GB
Internal I/O2 differ
USB 2.0 connectors	2	2
Number of SATA connectorsDiffers	4	6
Number of Parallel ATA connectorsDiffers	3	1
S/PDIF out connectorKnown for one	Unknown — not stated by the source	Yes
Front panel audio connectorKnown for one	Unknown — not stated by the source	Yes
CD/AUX audio inKnown for one	Unknown — not stated by the source	Yes
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Power fan connector	Yes	Yes
CPU fan connectorKnown for one	Unknown — not stated by the source	Yes
Number of chassis fan connectorsKnown for one	Unknown — not stated by the source	1
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Rear panel I/O ports2 differ
USB 2.0 ports quantityDiffers	2	8
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantity	0	0
PS/2 ports quantity	2	2
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	0	0
HDMI ports quantity	0	0
DVI-D ports quantity	0	0
Headphone outputsDiffers	6	3
S/PDIF out port	Yes	Yes
Microphone inKnown for one	Yes	Unknown — not stated by the source
Networkidentical
LAN controllerKnown for one	Unknown — not stated by the source	Realtek RTL8111C
Networking featuresKnown for one	Broadcom 5789 Gigabit Ethernet	Unknown — not stated by the source
Featuresidentical
Motherboard form factor	ATX	ATX
Audio chipKnown for one	Unknown — not stated by the source	Realtek ALC888
Audio output channelsKnown for one	Unknown — not stated by the source	7.1 channels
Power source type	ATX	ATX
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows Vista / XP
Expansion slots1 differ
PCI Express x1 slotsDiffers	2	4
PCI Express x16 slots	1	1
Weight & dimensions1 differ
Width	305 mm	305 mm
DepthDiffers	220 mm	210 mm
Other featuresidentical
Controller 2nd interface typeKnown for one	Unknown — not stated by the source	ATA-133/100/66/33
Controller interface typeKnown for one	Unknown — not stated by the source	SATA
Floppy disk drive connector	Yes	Yes
S/PDIF in portKnown for one	Yes	Unknown — not stated by the source
Audio outputKnown for one	Realtek ALC882 audio codec	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.

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