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G4V620-B & -N   Intel® Pentium® 4 processor ATX Motherboard


Standard Verison: Part# G4V620-B
Also Available Part#G4V620-N with 2 LANs



·   ATX format

·   Supports Intel® Pentium® 4 or Celeron® processor

·   Intel® 845GV chipset 400/533 MHz data bus

·   Seven Expansion Slots:

    3 PCI, 1 Shared PCI/ISA, 2 ISA and

    1 ADD (AGP Digital Display)

·   On-board LAN (B-version)

·   2 On-board LANs (N-version)

·   Flat Panel Support via ADD (AGP Digital Display) slot

·   On-board Audio & Video

·   Supports up to 6 USB (2.0)

·   On-board CompactFlashTM

·   Long and stable product life cycle

·   Monitors fan speed, temperature, and power supply voltages


The G4V620-B revision controlled motherboard offers the combination of Intel® Pentium® 4 or Celeron® processor power (478 pin), three PCI slots, one shared PCI/ISA slot, 2 ISA slots, and 1 ADD slot. This ATX motherboard has a great combination of on-board audio, on-board video, on-board LAN, and 6 USBs. Also available is the G4V620-N, with 2 LANs down on board.


Both the -B and -N versions G4V620 will support flat panel display via its ADD slot (AGP Digital Display). An added feature is the direct Compact Flash boot up, which is available via the on-board Compact Flash Socket. Other industry features include voltage, fan speed, and temperature monitoring.


The G4V620-B and G4V620-N boards is produced under strict revision control guidelines to provide a long product life cycle (3 yrs or more). This reduces your long-term costs for system testing, certification, and maintenance. DFI-ITOX motherboards are used in a variety of applications and in many industries including those listed below.



·   Computer Telephony (CTI)

·   Networking

·   Medical Imaging

·   Security

·   Industrial Controls

·   Voice Recognition

·   Embedded Integration

Rev. Controlled Motherboard: G4V620-B and G4V620-N


Click here for Motherboard vs CPU Table
•   Intel® Pentium® 4 Processor with Hyper-Threading Technology
•   Intel® Pentium® 4 processor (478-pin)
    –   533MHz system data bus
    –   400MHz system data bus
•   Intel® Celeron® processor (478-pin)
    –   400MHz system data bus
Click here for Intel® CPU Reference Table
•   Intel® 845GV chipset
    –   Intel® 845GV chipset Graphics Memory Controller Hub (GMCH)
    –   Intel® 82801DB I/O Controller Hub (ICH4)
•   Two 184-pin DDR SDRAM DIMM sockets
•   2.5V unbuffered PC1600 (DDR200), PC2100 (DDR266), or PC2700 (DDR333) DDR SDRAM DIMM
•   Supports maximum of 2GB system memory using 64Mbit, 128Mbit, 256Mbit or 512Mbit technology
    –   Double-sided x16 DDR SDRAM DIMM is not supported
•   Award BIOS, Windows® 98SE/2000/ME/XP Plug and Play compatible
•   Supports SCSI sequential boot-up
•   Flash EPROM for easy BIOS upgrades
•   Supports DMI 2.0 function
•   4Mbit flash memory
•   Supports ACPI specification and OS Directed Power Management
•   Supports ACPI STR (Suspend to RAM) function
•   Wake-On-Events include:
    –   Wake-On-Keyboard
    –   Wake-On-USB Keyboard
    –   Wake-On-Ring (through internal or external modem)
    –   Wake-On-LAN
    –   RTC timer to power-on the system
•   System power management supported
•   CPU stopped clock control
•   Hardware supports SMI green mode
•   Microsoft®/Intel® APM 1.2 compliant
•   Soft Power supported - ACPI v1.0a specification
•   AC power failure recovery
•   Watchdog timer function
•   Monitors CPU/system temperature and overheat alarm
•   Monitors 5VSB/VBAT/1.5V/3.3V/±5V/±12V/Vcore voltages and failure alarm
•   Monitors CPU/system/second fan speed and failure alarm
•   Automatic system/second fans on/off control
•   Read back capability that displays temperature, voltage and fan speed
•   Opened chassis alarm
•   Graphics memory
    –   Shares 512K/1MB/8MB of the system memory in DOS mode
    –   Uses Dynamic Video Memory Technology (DVMT) in Windows mode
•   Graphics controller
    –   Core frequency of 200MHz
    –   350MHz integrated 24-bit RAMDAC
    –   Analog display up to 2048x1536 @ 60Hz refresh
    –   3D setup and render engine - Discrete, Triangles, Strips and fans
    –   Per pixel perspective corrected texture mapping
    –   Software DVD at 30fps, full screen
•   2D graphics features
    –   Optimized 256-bit BLT engine
    –   32-bit alpha blended cursor
    –   Programmable 3-color transparent cursor
•   3D graphics features
    –   200 megapixels/sec fill rate
    –   Maximum 3D resolution: 1600x1200x32 @ 85Hz
    –   Flat and Gouraud shading
    –   16- and 24-bit Z-buffering and 16- and 24-bit W-buffering
    –   Vertex and programmable pixel fogging and atmospheric effects
    –   Double and triple render buffer


•   Software drivers
    –   Windows® 98SE/2000/ME/XP
    –   Windows NT® 4.0
•   18-bit stereo full-duplex codec with independent variable sampling rate
•   High quality differential CD input
•   True stereo line level outputs
•   S/PDIF-out interface
•   2-channel audio output
•   Uses Intel® 82562 Fast Ethernet Controller
    –   Basic 10/100 Client Connection. Supports 559 level cable and PHY Stats. Support for Server OS included as check item, but no Server function included
    –   Same Quality Driver suits as Intel® 82559 Fast Ethernet Controller
    –   Supports DMI/SNMP/WMI
    –   10/100 Auto Sensing
    –   IEEE 802.3, 10BASE-T/100BASE-TX compliant physical layer interface
    –   IEEE 802.3u Auto-Negotiation
    –   48-pin SSOP, 3.3V device
•   Uses Intel® 82559 Fast Ethernet Controller (-N version, with 2 LANs)
    –   Integrated IEEE 802.3, 10BASE-T and 100BASE-TX compatible PHY
    –   Glueless 32-bit PCI master interface
    –   Glueless CardBus master interface
    –   128 Kbyte Flash interface
    –   Thin BGA 152 mm package
•   Supports ATA/33, ATA/66 and ATA/100 hard drives
•   PIO Mode 4 Enhanced IDE (data transfer rate up to 14MB/sec.)
•   Bus mastering reduces CPU utilization during disk transfer
•   Supports ATAPI CD-ROM, LS-120 and ZIP
•   Socket 478-based Intel®
•   4 USB 2.0/1.1 ports
•   1 RJ45 LAN port (-N version has 2 LAN ports)
•   1 DB-9 serial port
•   1 DB-15 VGA port
•   1 DB-25 parallel port
•   1 mini-DIN-6 PS/2 mouse port
•   1 mini-DIN-6 PS/2 keyboard port
•   3 audio jacks: line-out, line-in and mic-in
•   1 CompactFlashTM socket
•   1 connector for 2 additional external USB 2.0/1.1 ports
•   1 connector for 1 external serial port
•   1 connector for an external game/MIDI port
•   2 internal audio connectors (CD-in and AUX-in)
•   1 S/PDIF-out connector
•   1 connector for IrDA interface
•   2 IDE connectors
•   1 floppy connector
•   2 ATX power supply connectors
•   1 Wake-On-LAN connector
•   1 Wake-On-Ring connector
•   1 chassis open connector
•   CPU fan, system fan and second fan connectors
•   1 AGP slot that supports ADD (AGP Digital Display) card only. For flat panel support
•   3 PCI slots
•   1 Shared PCI/ISA slot
•   2 ISA slots
•   PCI 2.2 and AC ’97 compliant
•   Intel® AGP version 2.0
•   4 layers, ATX form factor
•   30.5cm (12") x 24.4cm (9.6")
•   UL, cUL, FCC Class B, CE


DFI-ITOX LLC., 15 Corporate Place South, Suite 201, Piscataway, NJ   08854



DFI-ITOX is a registered trademark of DFI-ITOX, LLC. All other product names mentioned are trademarks or registered trademarks of their respective companies. All specifications are subject to change without notice. 2003 DFI-ITOX, LLC.


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