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Intel® Desktop Board DZ77GA-70K

Best in a series of Intel® Desktop Boards optimized for the Intel® -K family of processors, the Intel® Desktop Board DZ77GA-70K sets a new standard when it comes to performance that gamers, overclockers, digital media enthusiasts, and ultimate multi-taskers need most. In combination with the new Intel® Visual BIOS, the Intel® Desktop Board DZ77GA-70K provides breakaway performance and flexibility. The new Intel® Visual BIOS offers graphical interface and animated controls, which allow you to configure settings faster and take full advantage of your Intel® -K processors. The DZ77GAL-70K product is also available which is a lower priced boxed alternative shipped without the Bluetooth/Wifi and the Front Panel USB 3.0 Modules.

“Also worthy of note is the new Visual BIOS which is our new favourite GUI based BIOS. It offers great features and is
organised well.” - HardwareHeaven.com

Intel® Desktop Board DZ77GA-70K


Features and configurations

Form factor


AA# (Altered Assembly)


BIOS ID string

GA7711H.86A with Intel® Fast Boot Technology


At product launch, this Intel® Desktop Board DZ77GA-70K supports:


View all compatible Intel® processor numbers




  • Intel® HD Graphics, HDMI*
  • Two PCI Express* 3.0 x16 connectors (one x8 electrical)
  • Supports ATI CrossFireX* and NVIDIA SLI*


Intel® High Definition Audio (Intel® HD Audio) subsystem in the following configuration:

  • 10-channel (7.1 + 2 independent multi-streaming) audio subsystem with six analog audio outputs w/optical S/PDIF out port
  • Supports Dolby* Home Theatre V4

LAN support

Dual Gigabit (10/100/1000 Mb/s) LAN subsystems using the Intel® 82579V Gigabit Ethernet Controller

Peripheral interfaces

  • Eight SuperSpeed USB 3.0 ports (4 external/4 header)
  • Ten USB 2.0 ports (4 external (2 Hi-Current/Fast Charging) / 6 internal)
  • Four Serial ATA 6.0 Gb/s ports, one eSATA 6.0 Gb/s
  • Four Serial ATA 3.0 Gb/s ports
  • Two IEEE 1394a ports/headers (1 external/1 header)
  • Consumer infrared receiver and emitter

Expansion capabilities

  • Two PCI Express* 3.0 x16 connectors (one x8 electrical)
  • Two PCI Express 2.0 x 1 connectors
  • One PCI Express 2.0 x 4 connector
  • Two PCI Conventional* bus connectors

Included Intel® Board Technologies