IMB-781
IMB-781

IMB-781 ATX Motherboard

  • Socket LGA1150 for Intel Core i7 / i5 / i3 / Celeron (Haswell)
  • Intel® Q87 Chipset
  • Integrated Intel® HD Graphics Built-in Visuals
  • Supports DDR3 1600MHz, 4 x Long-DIMM, up to 32GB system memory
  • 2 x COM (RS-232/422/485), 4 x COM (RS-232)
  • 1 x D-Sub, 1 x HDMI, 1 x DisplayPort
  • 4 x USB 3.0, 10 x USB 2.0, 5 x SATA3
  • 4 x PCI, 1 x mSATA, 3 x PCIe (x16 / x4 / x1), 1 x CFast Card Socket (option)
  • Gigabit LAN : 1 x Intel I217LM (with v-Pro support), 1 x Intel I210
  • 1 x TPM Header
Datasheet
Specification

Form Factor

Dimensions ATX (9.6-in x 12-in)

Processor System

CPU Socket LGA1155 for Intel Core i7 / i5 / i3 / Celeron (Haswell)
Chipset Intel® Q87
BIOS UEFI

Memory

Technology Dual Channel DDR3 1066 / 1333 / 1600 MHz SDRAM
Capacity 32GB
Socket 4 x Long-DIMM

Graphics

Controller Intel HD Graphics (By CPU)
DisplayPort Supports max resolution 2560 x 1600
VGA Supports max resolution 2048 x 1536
MultiDisplay Triple Display
HDMI Supports HDMI 1.4a, max resolution 1920 x 1200

Expansion Slot

PCIe 1 (x16)+2 (x4)+ 1 (x1)
PCI 4

Audio

Interface Realtek ALC887, High Definition Audio. Line-out, Mic-in, Line-in

Ethernet

Controller/ Speed LAN1:Intel I210 with 10/100/1000 Mbps,
LAN2: Intel I217LM with 10/100/1000 Mbps (with v-Pro support)
Connector 2 x RJ-45

Rear I/O

DisplayPort 1
VGA 1
Ethernet 2
USB 6 (4 x USB 2.0 compliant, 2 x USB 3.0 compliant)
Audio 3 (Mic-In, Line-Out, Line-In)
COM 2 x COM (RS-232/422/485)
PS2 1 x PS / 2 combo
HDMI 1

Internal Connector

USB 6 (3 x USB Header 2.54mm pitch)
2 Vertical Type A USB Connector
COM 4 x COM (RS-232)
Parallel 1
GPIO 4 x GPI + 4 x GPO

Storage

mSATA 1 x Full size with SATA2
SATA 5 x SATA3 (6.0Gb/s)

Watchdog Timer

Output From Super I/O to drag RESETCON#
Interval 256 segments, 0,1,2…255sec

Power Requirements

Input PWR ATX PWR (24+8-pin)
Power On AT/ATX Supported
AT : Directly PWR on as power input ready
ATX : Press button to PWR on after power input ready

Environment

Operating Temp 0ºC ~ 60ºC
Storage Temp -40° C – 85° C
Operating Humidity 5% ~ 90%
Storage Humidity 5% ~ 90%

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.

Support

OS:

Description OS Date Download
Description ASRock LCD Brightness Control ver: 1.0.43 OS Win 10 x 64 , Win 10 Date 2020-06-16 Download
Description Intel Smart Connect utility ver:1.0.7 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description Intel Rapid Start utility ver:1.0.6 OS Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description ASRock Extreme Tuning utility ver:0.1.434 OS Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description ASRock 3TB+ Unlocker utility ver:1.1.1 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description VGA driver ver:15.40.4.4256 OS Win 10 x 64 , Win 10 Date 2020-06-16 Download
Description VGA driver ver:15.33.22.64.3621 OS Win 8.1 x 64 , Win 8 x 64 , Win 7 x 64 Date 2020-06-16 Download
Description VGA driver ver:15.33.22.3621 OS Win 8.1 , Win 8 , Win 7 Date 2020-06-16 Download
Description VGA driver ver:10.18.10.3277 OS Win 8.1 x 64 Date 2020-06-16 Download
Description VGA driver ver:10.18.10.3277 OS Win 8.1 Date 2020-06-16 Download
Description VGA driver ver:15.31.12.64.3204 OS Win 8 x 64 , Win 7 x 64 Date 2020-06-16 Download
Description VGA driver ver:15.31.12.3204 OS Win 8 , Win 7 Date 2020-06-16 Download
Description Intel USB 3.0 driver ver:2.0.0.102 OS Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description Intel Rapid Storage Technology driver and utility ver:14.5.0.1081 OS Win 10 x 64 , Win 10 Date 2020-06-16 Download
Description Intel Rapid Storage Technology driver and utility ver:12.8.0.1016 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description SATA Floppy Image ver:12.8.0.1016 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description COM Port driver ver:1.0.2011.1109 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description Intel Lan driver ver:20.2 OS Win 10 x 64 , Win 10 Date 2020-06-16 Download
Description Lan driver ver:18.5.54.0 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description Intel Smart Connect driver ver:5.0.10.2907 OS Win 8.1 x 64 , Win 8 x 64 , Win 7 x 64 Date 2020-06-16 Download
Description Intel Smart Connect driver ver:5.0.10.2907 OS Win 8.1 , Win 8 , Win 7 Date 2020-06-16 Download
Description Intel Smart Connect driver ver:4.2.41.2633 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description Intel Rapid Start driver ver:3.0.0.1031 OS Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description Intel Management Engine driver ver:9.5.14.1724 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description Intel Management Engine driver ver:11.0.0.1158 OS Win 10 x 64 , Win 10 Date 2020-06-16 Download
Description INF driver ver:9.4.0.1026 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Description INF driver ver:10.1.1.8 OS Win 10 x 64 , Win 10 Date 2020-06-16 Download
Description CIR receiver driver ver:2.11.1009 OS Win 10 x 64 , Win 10 Date 2020-06-16 Download
Description Realtek high definition audio driver ver:7560 OS Win 10 x 64 , Win 10 Date 2020-06-16 Download
Description Realtek high definition audio driver ver:7058 OS Win 8.1 x 64 , Win 8.1 , Win 8 x 64 , Win 8 , Win 7 x 64 , Win 7 Date 2020-06-16 Download
Version Update BIOS Under / How to Update Description Date Download
Version 1.80 Update BIOS Under / How to Update BIOS Description Update Intel ME. Date 2020-06-17 Download
Version 1.80 Update BIOS Under / How to Update DOS Description Update Intel ME. Date 2020-06-17 Download
Version 1.80 Update BIOS Under / How to Update Windows Description Update Intel ME. Date 2020-06-17 Download
Version 1.70 Update BIOS Under / How to Update BIOS Description 1. Add Primary/Secondary IGFX Boot Display, Auto Detect Security Device option.
2. Add HardwardSignature Module
3. Support 4K Native HDD
4. Enhance RTC behavior
5. Update NTFS, AAFTbl module and Intel LAN Module
6. Set Hard Disk S.M.A.R.T to Enable
Date 2020-06-17 Download
Version 1.70 Update BIOS Under / How to Update DOS Description 1. Add Primary/Secondary IGFX Boot Display, Auto Detect Security Device option.
2. Add HardwardSignature Module
3. Support 4K Native HDD
4. Enhance RTC behavior
5. Update NTFS, AAFTbl module and Intel LAN Module
6. Set Hard Disk S.M.A.R.T to Enable
Date 2020-06-17 Download
Version 1.70 Update BIOS Under / How to Update Windows Description 1. Add Primary/Secondary IGFX Boot Display, Auto Detect Security Device option.
2. Add HardwardSignature Module
3. Support 4K Native HDD
4. Enhance RTC behavior
5. Update NTFS, AAFTbl module and Intel LAN Module
6. Set Hard Disk S.M.A.R.T to Enable
Date 2020-06-17 Download
Version 1.60 Update BIOS Under / How to Update BIOS Description 1. Update HDMI audio code.
2. Support New 4th Generation Intel Core Processors.
Date 2020-06-17 Download
Version 1.60 Update BIOS Under / How to Update DOS Description 1. Update HDMI audio code.
2. Support New 4th Generation Intel Core Processors.
Date 2020-06-17 Download
Version 1.60 Update BIOS Under / How to Update Windows Description 1. Update HDMI audio code.
2. Support New 4th Generation Intel Core Processors.
Date 2020-06-17 Download
Version 1.10 Update BIOS Under / How to Update BIOS Description 1. Fixed COM 3~6 port detecting issue with Windows 8.1.
2. Improve SIO code.
Date 2020-06-17 Download
Version 1.10 Update BIOS Under / How to Update DOS Description 1. Fixed COM 3~6 port detecting issue with Windows 8.1.
2. Improve SIO code.
Date 2020-06-17 Download
Version 1.10 Update BIOS Under / How to Update Windows Description 1. Fixed COM 3~6 port detecting issue with Windows 8.1.
2. Improve SIO code.
Date 2020-06-17 Download
Version 1.00 Update BIOS Under / How to Update BIOS Description First released. Date 2020-06-17 Download
Version 1.00 Update BIOS Under / How to Update DOS Description First released. Date 2020-06-17 Download
Version 1.00 Update BIOS Under / How to Update Windows Description First released. Date 2020-06-17 Download

The format of our documents are in PDF files. If you have not installed Adobe Acrobat Reader, please get it from Adobe.

Description Language Date Download
Description Jumpers and headers setting guide Language English Date 2020-06-16 Download
Description User Manual Language English Date 2020-06-16 Download
Description Date Download
Download CPU Support List Date 2020-06-18 Download
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