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ASUS A7N266-E User’s Manual
2. FEATURES
Performance
2. FEATURES
2.1.4 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 to offer 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: Bundled with the ASUS ACR-A6CH card for superlative audio
support complete with two AC’97 CODEC chips. Multiple audio outputs are
available, including S/PDIF_OUT digital audio plus connectors for 6-Channel
speaker systems.
• APU: The chipset has an integrated APU (Audio Processing Unit) that provides
6-Channel AC’97 compliant 3D positional audio and Dolby
™
digital encoding.
• 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 exceeds 95º Celsius, 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 such as 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.