1
Introducing the Motherboard
Chapter 1
Introducing the Motherboard
Introduction
Currently, the memory maximum size we have tested is 8 GB (2 GB per
dimm).
*
Thank you for choosing the A790GXM-AD3 motherboard. This motherboard is a
high performance, enhanced function motherboard that supports socket for AMD
Phenom
TM
II processor (socket AM3) for high-end business or personal desktop
markets.
The motherboard incorporates the
AMD 790GX Northbridge (NB) and SB750
Southbridge (SB) chipsets. The Northbridge supports the HyperTransport
TM
3.0 in-
terface. The memory controller supports DDR3 memory DIMM frequencies of
1333/1066/800. It supports four DDR3 slots with maximum memory size of 32
GB*. Two PCI Express x16 slots, intended for Graphics Interface, are fully compli-
ant to the PCI Express Gen2 (version 2.0).
The SB750 Southbridge supports two PCI slots which are PCI v2.3 compliant. In
addition, two PCI Express x1 slots are supported, fully compliant to the PCI Express
Gen2 (version 2.0). It integrates USB 2.0 interface, supporting up to twelve func-
tional ports (six USB ports and three USB 2.0 headers support additional six USB
ports). One onboard IDE connector supports two IDE devices in Ultra ATA 133/100/
66/33 modes.
The Southbridge integrates a Serial ATA host controller, supporting six
SATA ports with maximum transfer rate up to 3.0 Gb/s each. It provides AMD SATA
RAID configuration with RAID 0, 1, 5, and 10 modes supported.
There is an advanced full set of I/O ports in the rear panel, including PS/2 mouse and
keyboard connectors, one CLR_CMOS button, one eSATA port, one VGA port, one
HDMI port, one optical SPDIFO port, six USB ports, one LAN port and audio jacks
for microphone, line-in and 8-ch line-out.
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General
Weight and Dimensions
