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• Standard ATX form factor with dual Pentium® III CPU support
• AIO board with Dual Channel Ultra 160 SCSI, Dual Channel Ethernet and VGA
• Next generation sever with industry specification

CPU Support

• Intel® Dual Pentium® III CPU with 128/256K cache on die
• Brand New Socket 370 FC-PGA CPU running at 66/100/133MHz FSB up to 1 GHz
• Support streaming SIMD instruction

Main Memory

• Support SDRAM up to 2 GB (Max.)
• Two direct RDRAM channels support up to 3.2 GB/s of data bandwidth
• 184 pin DIMM socket x 4
• ECC support (single bit error correction/Multiple bit errors reporting)

BIOS

• Award® System BIOS
• Plug & Play support
• Advanced Power Management support
• Advanced Configuration & Power Interface support
• Jumperless for CPU FSB
• 4M bits flash ROM, upgradeable to 8M bits

Chip Set

• Intel® 840 Chipset support up to 2-way configurations
• 64 bit and 66 MHz PCI interface
• 82840 x 1 Memory Controller Hub (MCH)
• 82801 x 1 I/O Controller Hub (ICH)
• 82802 x 1 Firmware Hub (FWH)
• 82806 x 1 64 bit PCI Controller Hub (P64H)

On Board VGA

• C&T 69000 VGA controller (PCI mode)
• 2MB SDRAM on die
• Maximum Res. Color & Refresh Rate

  Resolution	Colors	Refresh Rate (Hz)
  1280 x 1024	256	60
  1024 x 768	16bits (High color)	85, 75, 60
  800 x 600	24bits (True color)	85, 75, 60

• Drivers support: Windows® 95/98/2000, Windows® NT4.0

On Board LAN

• Intel® 82559 Single Ethernet controller x 2
• 10 Base T/100 Base TX support, full duplex
• Complied with PCI V2.1, IEEE802.3, IEEE 802.3U
• Drivers support: DOS/Windows®, Windows® 95/98/2000, Windows® NT4.0, Netware, SCO Open Server 5.0, Linux
• Rear Panel 4 LAN LED (active/link x 2, speed x 2)

On Board SCSI

• Adaptec AIC 7899 Dual Channel Ultra 160 SCSI controller
• Brand New Ultra 160 SCSI support
• 160MB/s (Max.) transfer rate, up to 12 meter cable
• Backward compatible with Ultra Wide SCSI, SCSI II, etc.
• Drivers support: Windows® 95/98/2000, Windows® NT4.0, SCO Open Server 5.0
• 68 pin SCSI connector x 2
• On board 4 pin header for LED

On Board I/O

• SMSC LPC47B27x Enhanced Super I/O on board
• SIO x 2, with 2x16C550 UARTs
• PIO x 1, Bi-directional, EPP/ECP support
• Floppy Disk controller: 5.25" 360KB/1.2MB, 3.5" 720KB/1.2MB/1.44MB/2.88MB support, 34 pin connector x 1
• On chip enhanced IDE x 2, PIO up to mode 4, DMA master up to mode 2, Ultra DMA/33/66 support, total 4 E.IDE Devices support, 40 pin connector x 2
• On chip keyboard, mouse controller
• On board USB port x 2
• On board buzzer x 1
• IrDA connector x 1
• On board 2 pin header for I²C
• On board 2 pin header for reset SW, 4 pin for speaker, 5 pin for keylock and power LED

ACPI Function

• Soft off
• Wake On LAN
• Wake On Keyboard
• Wake On Ring
• RTC alarm wake up
• Intruder detect input
• Suspend to RAM
• Suspend to Disk

On Board Slot

• Total 6 slots, include AGPpro slot x 1, 64bit/66MHz PCI slot x 2 (reserved 2 horizontal PCI slot expand for 2U chassis)
• 32bit/33MHz PCI slot x 3

On Board RTC

• High precision real time clock/calendar with battery back up

IDE interface Disk On Module support

• On board reserved power pin for DOM (DiskOnModule): 4MB~160MB, etc

System Monitor

• Winbond W83782D system monitor controller
• Eight voltage (For +3.3V, +5V, +12V, -12V, Vtt and Vcore x 2, Vcc2.5V)
• Two Fan speed (For CPU)
• Two temperature (For CPU)
• Drivers support: Windows® 95/98, Windows NT4.0/2000

Power Input

• ATX power connector x 1

Back Panel

• PS2 connector x 2 (for Keyboard/Mouse)
• USB port x 2
• RJ45 connector x 2 (for LAN)
• 15 pin D-type connector x 1 (for VGA)
• 9 pin D-type connector x 2 (for SIO)
• 25 pin D-type connector x 1 (for PIO)
• LAN LED x 4 (active/link x 2, speed x 2)

Watchdog Timer

• 1,2,4...64 seconds time-out intervals

Dimensions

• 305mm(L) x 244mm(W)

Power Requirements

• +3.3V: 10A
• +5V: 20A
• +12V: 500mA
• 5VSTBY: 1A

Environments

• Operating temperatures: 0°C to 60°C
• Storage temperatures: -20°C to 80°C
• Relative humidity: 10% to 90% (Non-condensing)

Certification

• CE approval
• FCC Class A

NEX 6420A   ATX Dual Socket 370 Pentium® III AIO Main Board NEX 6420VL2   ATX Dual Socket 370 Pentium® III Main Board w/VGA/Dual LAN NEX 6420   ATX Dual Socket 370 Pentium® III Main Board

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