Product comparison · 2 motherboards

ASUS A8S-X Socket 939 ATX vs ASUS K8N4-E motherboard Socket 754 ATX

8specifications compared
5differ
3identical
49known for one product only

Key differences

Processor socket
- A8S-X Socket 939 ATX:Socket 939
- K8N4-E motherboard Socket 754 ATX:Socket 754
Maximum internal memory
- A8S-X Socket 939 ATX:4 GB
- K8N4-E motherboard Socket 754 ATX:3 GB

Side by side

Differences highlightedShow differences only

Comparison of A8S-X, K8N4-E
57 specifications	A ASUS A8S-X Socket 939 ATX Model A8S-X View product	B ASUS K8N4-E motherboard Socket 754 ATX Model K8N4-E View product
Processor1 differ
Processor manufacturer	AMD	AMD
Processor socketDiffers	Socket 939	Socket 754
Compatible processor seriesKnown for one	Unknown — not stated by the source	AMD Athlon, AMD Sempron
Processor system buses supportedKnown for one	Unknown — not stated by the source	800 MHz
Memory1 differ
Supported memory typesKnown for one	Unknown — not stated by the source	DDR-SDRAM
Memory slots typeKnown for one	Unknown — not stated by the source	DIMM
Supported memory clock speedsKnown for one	Unknown — not stated by the source	266,333,400 MHz
Maximum internal memoryDiffers	4 GB	3 GB
Flash memoryKnown for one	4 MB	Unknown — not stated by the source
Storage controllersidentical
Supported storage drive interfacesKnown for one	Unknown — not stated by the source	SATA
Graphicsidentical
Parallel processing technology supportKnown for one	Unknown — not stated by the source	Not supported
Internal I/Oidentical
USB 2.0 connectorsKnown for one	Unknown — not stated by the source	3
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	0
Number of SATA connectorsKnown for one	Unknown — not stated by the source	4
Number of Parallel ATA connectorsKnown for one	Unknown — not stated by the source	0
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 connectorKnown for one	Unknown — not stated by the source	Yes
CPU fan connectorKnown for one	Unknown — not stated by the source	Yes
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O portsidentical
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	4
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) portsKnown for one	Unknown — not stated by the source	1
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
PS/2 ports quantityKnown for one	Unknown — not stated by the source	2
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	0
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
DVI-D ports quantityKnown for one	Unknown — not stated by the source	0
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Parallel ports quantityKnown for one	Unknown — not stated by the source	1
Serial ports quantityKnown for one	Unknown — not stated by the source	1
WiFi-AP antenna jackKnown for one	Unknown — not stated by the source	0
Network1 differ
Networking featuresDiffers	Intel 82540EM PCI Gb LAN	Marvell 88E81111Gigabit LAN PHY
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	AMD
Audio output channelsKnown for one	Unknown — not stated by the source	5.1 channels
Power source type	ATX	ATX
Expansion slots1 differ
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	3
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	1
PCI slotsKnown for one	Unknown — not stated by the source	3
Expansion slotsDiffers	1 x PCI-E x16 2 x PCI-E x1 3 x PCI	1 x PCI Express x16 slot for discrete graphics card 3 x PCI Express x1 3 x PCI
BIOSidentical
BIOS typeKnown for one	Unknown — not stated by the source	Phoenix
BIOS memory sizeKnown for one	Unknown — not stated by the source	32 Mbit
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	305 mm
DepthKnown for one	Unknown — not stated by the source	245 mm
Other features1 differ
Floppy disk drive connectorKnown for one	Unknown — not stated by the source	Yes
GAME/MIDI connectorKnown for one	Unknown — not stated by the source	Yes
I/O portsDiffers	Back Panel I/O Ports 1 x Parallel 1 x Serial 1 x PS/2 Keyboard 1 x PS/2 Mouse 1 x 5.1 channel Audio I/O 1 x RJ45 1 x S/PDIF Out (Coaxial) 4 x USB Internal I/O Connectors 2 x USB connector supports additional 4 USB ports CPU / Chassis / Power FAN connectors 24-pin ATX Power connector 4-pin ATX 12V Po	Back Panel I/O Ports 1 x Parallel 1 x Coaxial S/PDIF Output 1 x PS/2 Keyboard 1 x PS/2 Mouse 1 x RJ45 4 x USB 2.0/1.1 6-Channel Audio I/O Internal I/O Connectors USB 2.0 connectors supports additional 6 USB 2.0 ports 1 x GAME/MIDI connector CPU / Chassis / Power Fan / Chipset Fan connectors Chassis
Dimensions (WxDxH)Known for one	305 x 218	Unknown — not stated by the source
Audio outputKnown for one	ADI AD1986A SoundMAX 6-channel CODEC	Unknown — not stated by the source
Packaging contentidentical
Bundled softwareKnown for one	Drivers ASUS PC Probe II Anti-Virus Software ASUS LiveUpdate	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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