GA-H55M-S2 (rev. 1.3)

Intel®  H55 Chipset
  • Compatible with Windows 7 that delivers the best operation experience
  • Supports Intel Core i5/ Core i3 LGA1156 processors featuring integrated Intel HD Graphics
  • Meet European Union ErP(Energy-related Products) requirement
  • Ultimate graphics performance with PCI-E x16 interface
  • 3X USB power delivery for greater compatibility and extra power for USB devices
  • Features high speed Gigabit Ethernet
  • AutoGreen technology Greening your PC via Bluetooth cellphone
  • Patented DualBIOS with dual hardware BIOS protection
  • Unique On/Off Charge delivers the best recharging capability to iPad, iPhone and iPod Touch
  1. Support for Intel® Core™ i7 processors/Intel® Core™ i5 processors/Intel® Core™ i3 processors/Intel® Pentium® processors in the LGA1156 package.
  2. L3 cache varies with CPU
  1. Intel® H55 Express Chipset
  1. 2 x 1.5V DDR3 DIMM sockets supporting up to 8 GB of system memory
  2. Dual channel memory architecture
  3. DDR3 1666+/1333/1066/800 MHz
  4. Support for non-ECC memory modules
  5. Support for Extreme Memory Profile (XMP) memory modules
  6. * Due to Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than 4 GB.
  1. Realtek ALC888B codec
  2. 2/4/5.1/7.1-channel (To configure 7.1-channel audio, you need connect with the port of HD Audio standard via front panel and enable the multi-channel audio feature through the audio driver)
  3. High Definition Audio
  1. 1 x RTL8111E chip (10/100/1000 Mbit)
Expansion Slots
  1. 1 x PCI Express x16 slot, running at x16
  2. 1 x PCI Express x1
  3. 2 x PCI
Internal I/O Connectors
  1. 1 x front audio header
  2. 6 x SATA 3Gb/s
  3. 1 x clearing CMOS jumper
  4. 1 x CPU fan header
  5. 1 x front panel header
  6. 2 x USB 2.0/1.1
  7. 1 x 24-pin ATX power connector
  8. 1 x 4-pin ATX 12V power connector
  9. 1 x system fan connector
Back Panel Connectors
  1. 1 x D-Sub
  2. 8 x USB 2.0/1.1
  3. 1 x PS/2 mouse port
  4. 1 x PS/2 keyboard port
  5. 1 x RJ45 LAN
  6. 3 x audio jacks (Line In/Line Out/MIC)
I/O Controller
  1. iTE IT8720
H/W Monitoring
  1. CPU temperature detection
  2. System voltage detection
Unique Features
  1. Support for Q-Share
  2. Auto Green
  3. Support for On/Off Charge
Bundle Software
  1. Norton Internet Security (OEM version)
Operating System
  1. Support for Microsoft® Windows 7/Vista/XP
Form Factor
  1. microATX, 244mm x 210mm
  1. Due to Windows 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than 4 GB.
  2. Available functions in EasyTune may differ by motherboard model.
  3. Whether the CPU fan speed control function is supported will depend on the CPU cooler you install.
  4. To use the onboard D-Sub port, you must install an Intel CPU with integrated graphics.
  1. Most hardware/software vendors may no longer offer drivers to support Win9X/ME/2000/XP. If drivers are available from the vendors, we will update them on the GIGABYTE website.
  2. Due to different Linux support condition provided by chipset vendors, please download Linux driver from chipset vendors' website or 3rd party website.
* The entire materials provided herein are for reference only. GIGABYTE reserves the right to modify or revise the content at anytime without prior notice.
* Advertised performance is based on maximum theoretical interface values from respective Chipset vendors or organization who defined the interface specification. Actual performance may vary by system configuration.
* All trademarks and logos are the properties of their respective holders.
* Due to standard PC architecture, a certain amount of memory is reserved for system usage and therefore the actual memory size is less than the stated amount.