2
Introducing the Motherboard
Feature
The motherboard uses an LGA775 type of Intel Core
TM
2 Duo/Pentium D/Pentium 4/
Celeron D that carries the following features:
Processor
The 945GZ Northbridge (NB) and ICH7 Southbridge (SB) chipsets are based on an
innovative and scalable architecture with proven reliability and performance.
Chipset
ICH7 (SB)
• Enhanced DMA Controller, interrupt controller, and timer func-
tions
• Compliant with PCI Express Base Specification, Revision
1.0a
• Compliant with PCI v2.3 specification
• Integrated SATA 3.0 Gb/s Host Controller
• Integrated USB 2.0 Host Controller supporting up to eight
USB 2.0 ports
• Integrated IDE controller supports Ultra ATA 100/66/33
• Supports DDR2 533/400 DDR SDRAM with Dual-channel architecture
• Accommodates two unbuffered DIMMs
• Up to 1 GB per DIMM with maximum memory size up to 2 GB
Memory
945GZ (NB)
“Hyper-Threading” technology enables the operating system into thinking it’s hooked
up to two processors, allowing two threads to be run in parallel, both on separate
“logical” processors within the same physical processor.
• Supports 32-bit host bus addressing, allowing the CPU to
access the entire 2 GB of the memory address space.
• 2 GB/s point-to-point Direct Media Interface (DMI) to ICH7 (1
GB/s)each direction.
• Supports 256-Mb, 512-Mb and 1-Gb DDR2 technologies for
x8 and x16 devices
• Supports high quality 3D setup, Render Engine and high-
quality texture engine
Audio
• 5.1 Channel High Definition Audio Codec
• All DACs support 192K/96K/48K/44.1KHz sample rate
• Software selectable 2.5V/3.75V VREFOUT
• Meets Microsoft WHQL/WLP 2.x audio requirements
• Direct Sound 3D
TM
compatible
• Accommodates Intel Core
TM
2 Duo/Pentium D/Pentium 4/Celeron D proces-
sors
• Supports a system bus (FSB) of 800/533 MHz
• Supports “Hyper-Threading” technology CPU
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