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ASUS A7N266 User’s Manual
2. FEATURES
Performance
2. FEATURES
2.1.3 Performance and Intelligence
• UltraDMA/100 Support: Comes with an onboard PCI Bus Master IDE controller
with two connectors that support four IDE devices on two channels. Supports
UltraDMA/100, UltraDMA/66, UltraDMA/33, PIO Modes 3 & 4, Bus Master
IDE DMA Mode 2, and Enhanced IDE devices, such as DVD-ROM, CD-ROM,
CD-R/RW, LS-120, and Tape Backup drives.
• Super Multi-I/O: The multi-I/O chipset offers complete support for a variety of
I/O functions. Provides two high-speed UART compatible serial ports and one
parallel port with EPP and ECP capabilities. UART2 can also be directed from
COM2 to the Infrared Module for wireless connections. The Super I/O controller
also supports a floppy disk drive, PS/2 keyboard, and PS/2 mouse.
• DDR DRAM Optimized Performance: Normal Double Data Rate Dynamic
Random Access Memory (DDR DRAM) executes two actions per clock cycle
and sets a new standard data transfer of up to 2.1 GB/s for 133MHz DDR
DRAM and 1.6GB/s for 100MHz DDR DRAM. New nVidia
®
TwinBank
™
technology harnesses the DDR and “doubles the Double Data Rate:” The chipset
further multiplies the bandwith by 2 and offers a fabulously broad 4.2 GBs of
memory bandwidth! (At least two of three DDR DIMM modules must be installed
to activate this feature.)
• Onboard Audio: Audio models come with the six-channel C-Media CMI8738
PCI audio controller that supplies HRTF 3D positional audio functions. The
chip supports software access to PC DVD 5.1/6.1 and AC-3/DTS via SPDIF.
Other integrative featues include: full DVD playback, PCtel 56K modem, and
even Karaoke echo effects. A software package helps setup the multi-channel
PC sound system.
• C.O.P. Thermal Protection: With AMD
®
Athlon XP
™
installed, the motherboard
offers users ASUS C.O.P. automatic CPU Overheating Protection to prolong the
life of the entire system. If the CPU temperature becomes excessive, the PC
shuts down automatically.
• ACPI Ready: Advanced Configuration Power Interface (ACPI) provides more
Energy Saving Features for operating systems that support OS Direct Power
Management (OSPM) functionality. With these features employed in the OS,
PCs can be ready around the clock but comply with energy saving standards. To
fully utilize the ACPI benefits, use an ACPI-supported OS like Windows XP.
• PC’99 Compliant: Both the BIOS and hardware levels of ASUS smart series
motherboards are PC’99 compliant. The new PC’99 requirements for systems
and components are based on the following high-level goals: Support for Plug-
n-Play compatibility and power management to configure and manage all system
components. in all major OS systems. Color-coded connectors and descriptive
icons make identification easy as required by PC’99.