Intel® Core™ Kaby Lake-U/Skylake-U i7/i5/i3 series processor based on Type 6 Compact COM-Express® module with 2x DDR4 SD-DIMM Socket


  • Intel® Core™ Kaby Lake-U/Skylake-U i7/i5/i3 7000, 6000 series processors
  • DDR4 SDRAM up to 32GB 2133 MT/s
  • Multiple Displays VGA, LVDS/eDP, DP, HDMI®
  • Widely voltage support 6V to 18V


PCOM-B638VGL, a type 6 compact COM Express® (95 x 95 mm) module which based on Intel® Kaby Lake-U/Skylake-U® i7/i5/i3 and Celeron® processors. In this architecture, PCOM-B638VG could provide VGA, LVDS, and high quantity HDMI®, eDP, DP displays, also included turbo mode up to 3.4GHz, and expandability I/O interfaces such as 5x PCIe 3.0 x 1, 4x USB 3.0, 8x USB 2.0, and 3x SATA III devices. With this ultra low power consumption required (15W), PCOM-B638VG could provide a very energy saving solution to different vertical market, such as automation, healthcare, transportation and retails.


Model Name PCOM-B638VG
Form Factor (mm) Compact (95 x 95mm)
COM Type Type 6
CPU/ Clock/ Cache Intel® Core™ i7-7600U Intel® Core™ i5-7300U Intel® Core™ i3-7100U Intel® Core™ i7-6600U Intel® Core™ i5-6300U Intel® Core™ i3-6100U Intel® Celeron® Processor 3965U Intel® Celeron® Processor 3955U 3.00 GHz to 3.90 GHz (Turbo) 2MB to 4MB cache
Chipset SoC
Graphic Controller Intel® HD Gen9 Graphics 520
Memory DDR4 SO-DIMM up to 32GB 2133 MT/s Non-ECC Dual Channel
Storage 2x SATA III 1x SATA III(Option)
USB 4x USB 3.0 8x USB 2.0
PEG 4x PCIe 3.0 x 1
PCI Express 5x PCIe 3.0 x 1
Ethernet I219LM
Audio HD Audio
Operating Temperature 0C° to 60°C
Carrier Board PCOM-C605 (Mini-ITX) PCOM-C60B (ATX)

Block Diagram

Ordering Guide

Ordering Guide
Product Ordering P/N Status
PCOM-B638VG-6600U AB1-3E39 Available
PCOM-B638VG-6300U AB1-3E38 Available
PCOM-B638VG-6100U AB1-3E32 Available
PCOM-B638VG-3955U AB1-3E77 Available
PCOM-B638VG-7600U AB1-3G88 Available
PCOM-B638VG-7300U AB1-3G87 Available
PCOM-B638VG-7100U AB1-3G86 Available
PCOM-B638VG-3965U AB1-3G85 Available


Accessory Ordering P/N Status
Cooler B9971380 Available
Heat Sink B8308660 Available
Heat Spreader B8308500 Available
PCOM-C605(Min-ITX Carrier board) AB1-399 Available
PCOM-C60B(ATX Carrier board) AB1-3G22Z Contact us


(Documents & Downloads)

  Catalog   PCOM-B638VG | Catalog 20211209   March 30, 2021
375 KB 3063 Downloads
      BIOS   BIOS_PCOM-B638VG_0_0_3_Update | BIOS 003   October 26, 2021

    Components EOL, version revision

    7.90 MB 1677 Downloads
      BIOS   BIOS_PCOM-B638VG_0_0_0_Update | BIOS 10421T00   June 22, 2021

    BIOS Version: Portwell, Inc. PCOM-B638VG Test BIOS ( 10421T00 )

    7.90 MB 2419 Downloads
        Driver   Driver_PCOM-B638_USB3.0_WIN_7_2K8R2(64b only)_32b_64b.zip | Driver MR3_PV_4.0.3.49   May 3, 2021

      USB3.0 Driver for Windows 7 32/64bits/2K8R2(64bits only)

      5.17 MB 588 Downloads
        Driver   Driver_PCOM-B638_Serial IO_WIN_8.1_2K12R2_10_64b.zip | Driver 30.63.1519.07   May 3, 2021

      Serial IO Driver for Windows 8.1/2K12R2/10 64bits

      4.10 MB 542 Downloads
        Driver   Driver_PCOM-B638_ME_WIN_All_32b_64b.zip | Driver 11_5M_11.0.0.1197   May 3, 2021

      ME Driver for all Windows 32/64bits

      214.87 MB 543 Downloads
        Driver   Driver_PCOM-B638_LAN_WIN_7_8_2K8R2_2K12(R2)_32b_64b.zip | Driver 20.6   May 3, 2021

      Ethernet Driver for Windows 7/8/2K8R2/2K12R2 32/64bits

      252.58 MB 526 Downloads
        Driver   Driver_PCOM-B638_GFX_WIN_7_8_10_2K8_Vista_32b.zip | Driver   May 3, 2021

      Graphics Driver for Windows 7/8/10/2K8/Vista 32bits

      64.02 MB 567 Downloads
        Driver   Driver_PCOM-B638_Chipset_WIN_7_8_10_2K8R2_2K12(R2)_32b_64b.zip | Driver   May 3, 2021

      Chipset Driver for Windows 7/8/10/2K8R2/2K12R2 32/64bits

      2.77 MB 563 Downloads
        Driver   Driver_PCOM-B638_GFX_WIN_7_8_10_2K8(R2)_2K12(R2)_Vista_64b.zip | Driver   May 3, 2021

      Graphics Driver for Windows 7/8/10/2K8R2/2K12R2/Vista 64bits

      176.99 MB 572 Downloads
          User’s Manual   Manual_PCOM-B638_R1.0_20170116.pdf | Manual 1.0   May 3, 2021

        PCOM-B638VG users manua

        46.86 MB 775 Downloads
          User’s Manual   Manual_PCOM-B638_R1.1.pdf | Manual 1.1   January 30, 2018

        PCOM-B638VG users manual

        4.49 MB 924 Downloads
            Drawing   Drawing_PCOM-B638VG_3D_STEP.zip | Drawing    May 25, 2021

          3D Drawing

          2.7 MB 2414 Downloads
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