• I/O Connectors:
  2 connectors for 4 external USB 2.0/1.1 ports
  1 vertical USB 2.0/1.1 port (optional)
  1 8-bit Digital I/O connector
  1 front audio connector for line-out and mic-in jacks
  1 LAN LED connector
  1 S/PDIF connector
  1 parallel port
  4 Serial ATA ports
  1 24-pin ATX power connector
  1 8-pin 12V power connector
  1 chassis intrusion connector
  1 front panel connector
  2 fan connectors
  
• BIOS:
  AMI BIOS
  - 64Mbit SPI BIOS
  
• Energy Efficient Design:
  Supports ErP Lot6 power saving (optional)
  Supports ACPI
  System Power Management
  Wake-On-Events include:
  - Wake-On-PS/2 KB/Mouse
  - Wake-On-USB KB/Mouse
  - Wake-On-LAN
  - RTC timer to power-on the system
  CPU stopped clock control
  AC power failure recovery
  
• Damage Free Intelligence:
  Monitors CPU/system temperature and overheat alarm
  Monitors VCORE/5V/3.3V/V_DIMM/12V/5VSB voltages and failure alarm
  Monitors CPU/system fan speed and failure alarm
  Read back capability that displays temperature, voltage and fan speed
  
• OS Support:
  Windows 8 Enterprise x86 (32-bit)
  Windows 8 Enterprise x64 (64-bit)
  Windows 7 Ultimate x86 & SP1 (32-bit)
  Windows 7 Ultimate x64 & SP1 (64-bit)
  Windows XP Professional x86 & SP3 (32-bit)
  Windows XP Professional x64 & SP2 (64-bit)
  
• Temperature:
  Operating: 0 °C to 60 °C
  Storage: -20 °C to 85 °C
  
• Humidity:
  5% to 90%
  
• Watchdog Timer:
  Software programmable from 1 to 255 seconds
  

• Model:

  IHD620-H81 Motherboard

• Processor Support:

LGA 1150 socket for:
- 4th Generation Intel ® Core processors
(22nm process technology)
: Intel ® Core i7-4790S (8M Cache, up to 4.0 GHz); 65W
: Intel ® Core i7-4770S (8M Cache, up to 3.9 GHz); 65W
: Intel ® Core i7-4770TE (8M Cache, up to 3.3 GHz); 45W
: Intel ® Core i5-4590S (6M Cache, up to 3.7 GHz); 65W
: Intel ® Core i5-4590T (6M Cache, up to 3.0 GHz); 35W
: Intel ® Core i5-4570S (6M Cache, up to 3.6 GHz); 65W
: Intel ® Core i5-4570TE (4M Cache, up to 3.3 GHz); 35W
: Intel ® Core i3-4360 (4M Cache, 3.7 GHz); 54W
: Intel ® Core i3-4350T (4M Cache, 3.1 GHz); 35W
: Intel ® Core i3-4340TE (4M Cache, 2.6 GHz); 35W
: Intel ® Core i3-4330 (4M Cache, 3.5 GHz); 54W
: Intel ® Core i3-4330TE (4M Cache, 2.4 GHz); 35W
: Intel ® Pentium ® G3420 (3M Cache, 3.2 GHz); 53W
: Intel ® Pentium ® G3320TE (3M Cache, 2.3 GHz); 35W
: Intel ® Celeron ® G1820 (2M Cache, 2.7 GHz); 53W
: Intel ® Celeron ® G1820TE (2M Cache, 2.2 GHz); 35W

• Chipset:

  Intel ® H81 Express Chipset

• Memory:

Two 240-pin DDR3/DDR3L DIMM sockets
Supports DDR3/DDR3L 1333/1600MHz
Supports dual channel memory interface
Supports up to 16GB system memory
DRAM device technologies: 1Gb, 2Gb and 4Gb DDR3 DRAM technologies are supported for x8 and x16 devices, unbuffered, non-ECC

• Expansion Slots:

1 PCIe x16 Gen 3 slot (PCIe 3.0)
1 PCIe x4 Gen 2 slot (PCIe 2.0) - x1 signal
4 PCI slots (PCI 2.3)
2 ISA slots

• On-Board Video:

Intel ® HD Graphics
Display ports: VGA and DVI-D
VGA and DVI-D supports up to 1920x1200 @ 60Hz resolution
Supports 6 Graphics Execution Units (EUs)
Intel ® Clear Video Technology
DirectX Video Acceleration (DXVA) support for accelerating video processing

• On-Board Audio:

  Realtek ALC886 5.1-channel High Definition Audio
  Audio outputs: Mic-in/Center+Subwoofer, line-in/surround and line out
  S/PDIF audio interface

• On-Board LAN:

  Intel ® 82574 PCI Express Gigabit Ethernet controllers
  Integrated 10/100/1000 transceiver
  Fully compliant with IEEE 802.3, IEEE 802.3u, IEEE 802.3ab

• Storage:

  2 SATA 3.0 ports with data transfer rate up to 6Gb/s
  - SATA port 1 provides adequate space for SATA DOM
  2 SATA 2.0 ports with data transfer rate up to 3Gb/s
  Integrated Advanced Host Controller Interface (AHCI) controller
  
  

• Rear Panel I/O Ports:

  1 mini-DIN-6 port for PS/2 mouse/keyboard
  8 connectors for 8 external RS232 serial ports (2.0mm pitch) DB-9 serial ports
  - Supports RS232/422/485 (RS232 and/or Power)
  1 VGA port
  1 DVI-D port
  1 RJ45 LAN ports
  2 USB 3.0 ports
  4 USB 2.0 ports
  Line-in/Surround, Line-out, Mic-in/Center+Subwoofer jacks
  

• Form Factor:

  ATX form factor
  305mm (12") W x 244mm (9.6") D