1-30 Technical Information
The Accel Eclipse II AGP graphics board supports the following resolutions, colors, and
refresh rates for systems with 32 MB of video memory (see Table 1-14).
Table 1-14 AccelECLIPSE II Supported
Display Modes
Screen
Resolution
Maximum
Color DB
Z-Buffer
Stencils
Texture
Overlay DB
640 x 480
16.7 million
(24-bit)
24-bit
4-bit
16 MB
Yes
800 x 600
16.7 million
(24-bit)
24-bit
4-bit
16 MB
Yes
1024 x 768
16.7 million
(24-bit)
24-bit
4-bit
16 MB
Yes
1280 x 1024
16.7 million
(24-bit)
24-bit
4-bit
16 MB
Yes
DB = Double-buffered
Integrated Audio
The system board’s audio subsystem features the Crystal CS4236B chip, an audio codec
with an integrated FM synthesizer. The audio subsystem provides all the digital audio and
analog mixing functions needed for recording and playing sound on personal computers.
Audio features include the following:
Stereo analog-to-digital and digital-to-analog converters
Analog mixing, anti-aliasing, and reconstruction filters
Line and microphone level inputs
ADPCM, A-law, or
µ
law digital audio compression/decompression
Full digital control of all mixer and volume control functions
High-quality, 16-bit, MPC-II compliant onboard audio
Full duplex operation
AdLib™, Sound Blaster Pro™ 2.0, Windows Sound System
®
, and MPU-401
support
Full DOS games compatibility
MIDI/Game port support
OPL3 compatible FM synthesizer
BIOS Setup-based enable/disable
Onboard Crystal CS9236 Wavetable Music Synthesizer (optional).