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Available in air-cooled and conduction-cooled versions, this 6U CompactPCI Intel® Core™ i7 SBC supports a wide range of communication, industrial, and military applications.

XCalibur4401 Intel Core i7 6U cPCI Single Board Computer SBC


Intel® Core™ i7 Processor-Based Conduction- or Air-Cooled 6U CompactPCI Single Board Computer

The XCalibur4401 is a high-performance, 6U CompactPCI, multiprocessing, single board computer that is ideal for ruggedized systems requiring high bandwidth processing and low power consumption. With the 2nd or 3rd generation Intel® Core™ i7 processor, the XCalibur4401 delivers enhanced performance and efficiency for today's network information processing and embedded computing applications.

The XCalibur4401 provides up to 16 GB of DDR3-1600 ECC SDRAM in two channels, two PrPMC/PrXMC slots, and up to 128 GB of NAND flash. The XCalibur4401 also supports Gigabit Ethernet, SATA, I²C, USB, PMC I/O, XMC I/O, and DVI graphics out the connectors.

The XCalibur4401 is a powerful, feature-rich solution for the next generation of compute-intensive embedded applications. Wind River VxWorks and Linux Board Support Packages (BSPs) are available, as well as Microsoft Windows drivers.

  • Supports 2nd and 3rd generation Intel® Core™ i7 processors
  • Dual- or quad-core processor with Intel® Hyper-Threading Technology
  • 6U CompactPCI module
  • Conduction or air cooling
  • Up to 16 GB of DDR3-1600 ECC SDRAM in two channels
  • Up to 128 GB of NAND flash
  • Three front panel Gigabit Ethernet ports
  • Dual rear panel Gigabit Ethernet ports
  • Two rear panel USB 2.0 high-speed ports
  • Four rear panel SATA ports
  • Two XMC/PMC interfaces
  • Front and rear graphics ports
  • Complies with PICMG 2.0, 2.1, 2.3, 2.9, 2.16
  • Wind River VxWorks BSP
  • Linux BSP
  • Microsoft Windows drivers
  • Contact factory for availability of Green Hills INTEGRITY, QNX Neutrino, and LynuxWorks LynxOS BSPs
XCalibur4401 Block Diagram

Click on the image above to view a larger version.


  • Quad- or dual-core Intel® Core™ i7
  • Intel® Turbo Boost Technology
  • Intel® Hyper-Threading Technology
  • AVX instruction set extensions
  • Integrated with Intel® QM67 chipset
  • Dual-channel integrated memory controller

Dual-Core Processor Configurations

  • Core™ i7-2655LE: 2.2 GHz, 4 MB cache
  • Core™ i7-2610UE: 1.5 GHz, 4 MB cache
  • Core™ i7-3555LE: 2.5 GHz, 4 MB cache
  • Core™ i7-3517UE: 1.7 GHz, 4 MB cache

Quad-Core Processor Configurations

  • Core™ i7-3612QE: 2.1 GHz, 6 MB cache


  • Up to 16 GB of DDR3-1600 ECC SDRAM in two channels
  • Up to 128 GB of NAND flash

Security and Management

  • Baseboard Management Controller (IPMI)
  • Optional Trusted Platform Module (TPM)
  • Non-volatile memory write protection


  • 66 MHz 64-bit PCI interface to J1 and J2
  • PICMG 2.1 (Hot Swap support)
  • PICMG 2.3 (PMC I/O to P3 and P5)
  • PICMG 2.9 (dedicated IPMI controller)
  • PICMG 2.16 (two 10/100/1000BASE-T Ethernet ports)


  • PCI-X (32/64-bit, 66/100 MHz)
  • PCI (32/64-bit, 33/66 MHz)

XMC (VITA 42.3)

  • One SATA port capable of 6 Gb/s
  • x8 Gen2 (5 GT/s) PCI Express
  • Intel® High Definition Audio port
  • Two USB 2.0 ports

Front Panel I/O (Optional)

  • DVI-D interface
  • Three 10/100/1000BASE-T Ethernet ports
  • Two USB 2.0 ports
  • General-purpose LEDs

Back Panel

  • Dual RS-232/422/485 serial ports
  • Two 10/100/1000BASE-T Ethernet ports
  • Four SATA ports capable of 3 Gb/s
  • PMC I/O
  • Two USB 2.0 ports
  • DisplayPort interface

Software Support

  • Wind River VxWorks BSP
  • Linux BSP
  • Microsoft Windows drivers
  • Contact factory for availability of Green Hills INTEGRITY, QNX Neutrino, and LynuxWorks LynxOS BSPs

Environmental Requirements

Contact factory for appropriate board configuration based on environmental requirements.

  • Supported ruggedization levels (see the X-ES Ruggedization Chart): 1, 3, 5
  • Conformal coating available as an ordering option

Power Requirements

  • Power will vary based on configuration and usage. Please consult factory.


  • Cable (90000165) - DVI, HDMI to HDMI, M to M, 2 m.
  • Cable (90000170) - DVI, HDMI to DVI-D, M to M, 2 m.
  • Cable (90000180) - DVI, Dual-Link DVI-I to Dual-Link DVI-I, M to M, 2 m.
  • XTend204 (90070330) - Debug Module with LPC Cable