K8N Neo3

K8N Neo3

K8N Neo3 H


K8N Neo3

K8N Neo3 H
PCB Version
BIOS Version
1.xx only
1.xx only
RoHS pass



AMD Cool'n'Quiet™ Technology reduces heat and noise so you can experience amazing performance without distraction. Combined with core enhancements, included in the AMD processors, that can improve overall power savings, deliver better multitasking and energy efficiency. Cool'n'Quiet technology can automatically adjust processor ratio to throttle CPU speed with four modes.

- Independent Dynamic Core Technology
- Dual Dynamic Power Management™ 
- AMD CoolCore™ Technology
- AMD Wideband Frequency Control
- Multi-Point Thermal Control


Live Update 5

MSI Live Update 5 is a powerful and useful application for updating the latest BIOS and Drivers, saving you time and lowers the risk of updating. End-users can install and run the Live Update 5 software on their computers with the companion CD or downloading the app from the MSI website.

- Automatically Detect the BIOS/Driver/VGA/Utility Update
- Support Microsoft Windows 98SE/ME/2000/XP/Vista/7 32Bit


Core Center

The all-in-one hardware console is an advanced combination of the popular PC alert and Fuzzy logic applications. It offers powerful functions such as hardware monitor, system alert, and instinctive overclocking UI.

Core Cell

Core Cell is MSI's new catch phrase and it has a number of features, including; decreasing overall system noise, power saving functions, prolonging the life of system components, and even overclocking, apparently.


MSI Reminds You...

  1. The specifications may differ from areas and we keep the right to change without notice. Please check the specific Specification with your local dealers.
  2. The color of the product might be affected by photography and the monitor's setting, which might be different from the real product.


CHIP Tip Power
Best Value
United States Minor Outlying Islands
Editor's Choice
Editor's Choice
Editor's Choice
Editor's Choice
PC home 電腦王 Editor's Choice
Choice Award
Hong Kong


1. Specifications may differ depending on your location, and we reserve the right to change without notice. Please check with your local dealers for detailed specifications.
2. Due to photography and/or monitor settings, coloration of product images may vary from actual product.



• Supports 64-bit AMD® Athlon™ 64, Sempron™ and Turion™64 processor (Socket 754)
• Supports up to 3200+, 3400+, 3700+ or higher CPU
Please refer to CPU Support for compatible CPU; the above description is for reference only.


NVIDIA® nForce4-4X Chipset
- HyperTransport link to the AMD Athlon 64 CPU
- Supports single-channel DDR333/400 memory
- Supports PCI Express x16/x1 interface
- Two independent SATA controllers, for four drives
- Dual Ultra ATA 133/100/66 IDE controllers
- Supports high-speed USB2.0 ports

MSI Reminds you:
1. Please use MSI Live BIOS tool to upgrade BIOS of this product.
2. Because of the limitations of chipset, this MB does not support Win98/ME.


Main Memory

• Supports single channel, four-memory-bank DDR 333/400 using two 184-pin DDR
• Supports a maximum memory size up to 2GB without ECC
• Supports 2.5v DDR DRAM DIMM



• One PCI Express x16 slot (PCI Express Bus specification v1.0a compliant)
• One PCI Express x1 slot (PCI Express Bus specification v1.0a compliant)
• Three 32-bit Master 3.3V/5V PCI Bus slots
• One AGR (Advance Graphics Riser) slot for compatible AGP VGA cards

The AGR slot is a special design that only supports compatible AGP VGA cards. For more detailed information on compatible AGP VGA cards, please refer here



• Dual IDE controllers on the nVIDIA® nForce4-4X chipset provides IDE HDD/CDROM
with PIO, Bus Master and Ultra DMA 133/100/66 operation modes.
- Can connect up to 4 IDE devices.

• Supports 4 SATA ports with up to 1.5Gb/s transfer rate.

NV RAID (Software)
Supports up to 4 SATA and 4 ATA133 Hard drives
- RAID 0, 1, 0+1, or JBOD supported
- RAID function available for PATA133 + SATA H/D drives

MSI Reminds You...
• The RAID setup floppy disk is optional depending on the districts. You can download the files from the website to make the setup disk.


RealTek ALC655 6 Channel software audio codec
- Compliance with AC97 v2.3 Spec.
- Meet PC2001 audio performance requirement.



• Marvell PHY 88E1111 Gigabit Ethernet chip


USB Interface

10 USB ports
- Controlled by nForce4-4X chipset
- 4 ports in the rear I/O, 6 ports via the external bracket


Internal I/O Connectors

- ATX 24-Pin power connector
- 4-pin ATX 12V power connector
- CPU / NB / System FAN connectors
- 1 x Floppy disk drive connector
- 4 x serial ATA connectors
- 2 x ATA133 HD connectors
- Front panel audio connector
- Front USB connectors: JUSB1, JUSB2, JUSB3 connector support additional 6 ports
- Front panel connector
- Serial port header
- CD-in connector
- Chassis intrusion switch connector

MSI Reminds You...
• The floppy disk cable will be optional.

Back Panel I/O Ports

- 1 x Parallel
- 1 x Serial port (COM 1)
- 1 x PS/2 Keyboard
- 1 x PS/2 Mouse
- 1 x Audio I/O (Line-in/Line-out/MIC)
- 4 x USB 2.0
- 1 x RJ45 LAN Jack



• The motherboard BIOS provides "Plug & Play" BIOS which detects the peripheral devices and
expansion cards of the board automatically.
• The motherboard provides a Desktop Management Interface(DMI) function which records your
motherboard specifications.



• 30cm(L) x 18.5cm(W) ATX Form Factor


• 6 mounting holes.


Product Accessories

MSI Reminds You...
• The accessories will probably be different according to the different selling areas of product models. For details of accessories, please refer to the descriptions on the product package.


1. Specifications may differ depending on your location, and we reserve the right to change without notice. Please check with your local dealers for detailed specifications.
2. Due to photography and/or monitor settings, coloration of product images may vary from actual product.