Product comparison · 2 motherboards

GIGABYTE 8S661FXMP-RZ 661FX Socket 478 vs GIGABYTE P45, Socket 775

23specifications compared
10differ
13identical
23known for one product only

Key differences

Processor socket
- 8S661FXMP-RZ 661FX Socket 478:Socket 478
- P45, Socket 775:LGA 775 (Socket T)
Number of memory slots
- 8S661FXMP-RZ 661FX Socket 478:2
- P45, Socket 775:4
Maximum internal memory
- 8S661FXMP-RZ 661FX Socket 478:2 GB
- P45, Socket 775:16 GB
Number of SATA connectors
- 8S661FXMP-RZ 661FX Socket 478:2
- P45, Socket 775:6
Number of Parallel ATA connectors
- 8S661FXMP-RZ 661FX Socket 478:2
- P45, Socket 775:1
USB 2.0 ports quantity
- 8S661FXMP-RZ 661FX Socket 478:2
- P45, Socket 775:8
VGA (D-Sub) ports quantity
- 8S661FXMP-RZ 661FX Socket 478:1
- P45, Socket 775:0
Motherboard form factor
- 8S661FXMP-RZ 661FX Socket 478:micro ATX
- P45, Socket 775:ATX

Side by side

Differences highlightedShow differences only

Comparison of 8S661FXMP-RZ 661FX Socket 478, P45, Socket 775
46 specifications	A GIGABYTE 8S661FXMP-RZ 661FX Socket 478 View product	B GIGABYTE P45, Socket 775 View product
Processor1 differ
Processor socketDiffers	Socket 478	LGA 775 (Socket T)
Memory2 differ
Number of memory slotsDiffers	2	4
Maximum internal memoryDiffers	2 GB	16 GB
Internal I/O2 differ
Number of SATA connectorsDiffers	2	6
Number of Parallel ATA connectorsDiffers	2	1
Front panel audio connectorKnown 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 connectorKnown for one	Unknown — not stated by the source	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
VGA (D-Sub) ports quantityDiffers	1	0
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
COM ports quantityKnown for one	1	Unknown — not stated by the source
Networkidentical
LAN controllerKnown for one	Unknown — not stated by the source	Realtek RTL8111C
Networking featuresKnown for one	ICS 1883	Unknown — not stated by the source
Features1 differ
Motherboard form factorDiffers	micro 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
Compatible operating systemsKnown for one	Unknown — not stated by the source	Microsoft Windows Vista / XP
Expansion slotsidentical
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	4
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	1
PCI slotsKnown for one	3	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	232 mm	305 mm
DepthDiffers	244 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
S/PDIF in connectorKnown for one	Yes	Unknown — not stated by the source
Audio outputKnown for one	AC97(Realtek 655)	Unknown — not stated by the source
AGP x8 slotsKnown for one	1	Unknown — not stated by the source
Packaging contentidentical
Bundled softwareKnown for one	Norton Internet Security - Norton Anti-Virus - Norton Personal Firewall - Norton Privacy Control - Norton Parental Control - Norton Spam Alert GIGABYTE Windows Utility Manager Adobe Acrobat Reader	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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