Asrock Mini-ITX Intel Celeron. Pentium or Atom SBC – Apollo Lake – IMB-157

IMB-157 – Asrock – Mini-ITX Intel Celeron Pentium or Atom SBC – Apollo Lake – Mini-ITX – J3455 N4200 N3350 E3940 – 1867Mhz DDR2 – PCIe Mini PCIe M.2 SATA – VGA HDMI eDP LVDS




  • BGA1296 for Intel Apollo Lake SoC
    – IMB-157J (J3455)
    – IMB-157D (N4200)
    – IMB-157L (N3350)
    – IMB-157M (E3940)
  • Intel HD Graphics
  • Supports Dual Channel DDR3L 1867MHz, 2 x SO-DIMM, up to 8GB system memory
  • 1 x VGA, 1 x HDMI, 1 x eDP or LVDS (Jumper Switch)
  • 4 xUSB 3.0, 4 x USB 2.0, 1 x SATA3
  • 1 x Mini-PCIe, 1 x PCIe x1, 1 x M.2 (KEY E), 1 x M.2 (KEY M)
  • Gigabit LAN : 2 x Realtek LAN
  • 1 x TPM Header
  • +12V or +19V~+24V DC-In


Form Factor
Dimensions Mini-ITX (6.7-in x 6.7-in)
Processor System
CPU BGA1296 for Intel Apollo Lake SoC
Core Number By CPU, Max 4
Max Speed By CPU
L2 Cache By CPU
L3 Cache By CPU
Chipset N/A
Expansion Slots
PCIe 1 x PCIe x1 slot
Mini-PCIe 1 (full/half size) with PCIe x1 and USB 2.0 (Shared)
M.2 1 x M.2 (KEY M, 2242/2260) with SATA III signal for SSD
1 x M.2 (KEY E, 2230) with PCIe x1 and USB 2.0 (Shared) for Wireless
Technology Dual Channel DDR3L 1867 MHz
Max. 8GB
Socket 2 x SO-DIMM
Controller Intel HD Graphics
VRAM Shared Memory
VGA Supports max resolution up to 1920×1200
LVDS Supports max resolution up to 1920×1200@60Hz
HDMI Supports HDMI, max resolution up to 4096×2160@24Hz
DisplayPort No
MultiDisplay Yes (Triple Display)
eDP Supports max resolution up to 4096×2160@60Hz
Ethernet 10/100/1000 Mbps
Controller 2 x Realtek RTL8111G
Connector 2 x RJ45
Max Data Transfer Rate SATA3 (6.0Gb/s)
Rear I/O
DisplayPort 0
Ethernet 2
USB 4 x USB 3.0
Audio 2 (Mic-in, Line-out)
Serial 0
PS2 0
Internal Connector
USB 4 x USB 2.0 (2 x 2.54 pitch header)
LVDS / inverter 1/1
eDP 1
Serial 6 x COM (COM1and COM2 with RS232/422/485 support
mPCIe 1
Parallel 1 (shared with GPIO)
IrDA 0
GPIO 8 x GPI + 8 x GPO (shared with LPT header)
SATA PWR Output 1
Speaker Header 1
Watchdog Timer
Output From Super I/O to drag RESETCON#
Interval 256 Segments, 0, 1, 2, …255sec/min
Power Requirements
Input PWR +12V or +19V~+24V DC-In
Power On AT/ATX Supported
AT : Directly PWR on as power input ready
ATX : Press button to PWR on after power input ready
Temperature 0ºC – 60ºC
Storage Temp -40° C – 85° C


The specification is subject to change without notice in advance. The brand and product names are trademarks of their respective companies. Any configuration other than original product specification is not guaranteed.



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