Form factor


AA# (Altered Assembly)


BIOS ID string

GZZ7710H.86A with Intel Fast Boot Technology


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

View all compatible Intel® processor numbers


  • •Four 240-pin DDR3 SDRAM Dual Inline Memory Module (DIMM) sockets
  • •Support for DDR3 1600+ /1333 /1066 MHz DIMMs
  • •Support for up to 32 GB of system memory
  • Tested system memory



  • •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 SuperSpeedUSB 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
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Lersar's Avatar
Lersar replied the topic: #24687 19 Apr 2012 08:47
First of many Intel Z77 previews and reviews!
garfi3ld's Avatar
garfi3ld replied the topic: #24689 19 Apr 2012 08:58
For those of you who have been wondering why we havnt been posting many reviews over the last few weeks. This is why. Expect to see a flood of board previews and reviews upcoming.
Lersar's Avatar
Lersar replied the topic: #24690 19 Apr 2012 09:32
Soooo many motherboards

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