PDPLB, a dual Socket-604 motherboard. Built-in the latest Intel Plumas533 (E7501) chipset, PDPLB scales up the whole server performance by supporting dual Xeon 533 (Prestonia) CPU, DDR266 memory, PCI-X bus and Ultra 320 SCSI. Furthermore, PDPLB also integrates two Gigabit (82540EM) Ethernet controllers, ATI RageXL VGA solution and provides an optimal platform for rack-mount server environments.


  • Dual Xeon 533 CPUs (Prestonia), 3.06GHz+
  • Integrated VRM compliance to spec 9.1
  • Intel Plumas533 (E7501) MCH chipset

System BIOS

  • 4MB Phoenix BIOS
  • I2C support
  • Legacy USB support
  • MP 1.1 & 1.4 compliant
  • SMBIOS 2.3 compliant
  • DMI 2.0 compliant
  • Soft Power-down
  • Secure Boot
  • Multiple boot support

System/IO bus

  • 533 MHz Data Bus Frequency

Main Memory

  • Six DIMM slots supports up to 12GB DDR-200/266 SDRAM memory capability
  • Support Registered ECC only
  • Dual Adaptec 7902W Ultra320 SCSI channels [optional]


  • Dual Gigabit (82540EM Kenai32) Ethernet controller
  • ATI RageXL video controller with 8MB memory
Onboard Multi I/O
  • NS super I/O (PC87366)
  • 1 + 1 serial ports with UART 16550
  • One parallel port with ECP/EPP support
  • Dual onboard USB connectors and extendable 4 USB headers
  • PS/2 mouse and keyboard connectors with Wake-up function
Expansion Slots
  • 2 * PCI-X 100MHz
  • 1 * PCI 64bit 66MHz
  • 3 * PCI 32-bit 33MHz

System Management

  • Rioworks SmartWatch to alert the event of hardware problem
  • Prevent from abnormal system down/data loss
  • Redundant power supply controller ready
  • Alert on LAN ready
  • Remote system controller ready
  • Hardware monitor of CPU Thermal Protect, CPU/System Fan monitor, Voltage Report, Chassis Intrusion
  • Immediate Notification of Hardware Failures

Board Size

  • SSI form factor with size: 12" * 13"

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