Acer ASPIRE 2450 Service Manual page 44

HD Audio Interface
Audio onboard or optional
Mono or Stereo
Resolution
Compatibility
Mixed sound source
Voice channel
Sampling rate
Internal microphone
Internal speaker / Quantity
Video Interface
Chipset
Package
Interface
Supports ZV (Zoomed Video) port
Memory Interface
Memory Bandwidth(GB/sec)
Fill Rate (Gpixels/sec)
Vertices/Second (Millions)
Memory Data Rate (MHz)
RAMDACs (MHz)
NOTE: RAMDAC refers to Random Access Memory Digital to Analog Converter: the VGA controller chip that
maintains the range of colors and converts data from memory into analog signals for the monitor.
Video Memory
Chipset
Memory size
Interface
USB Port
Chipset
USB Compliancy Level
OHCI
38
Item
Item
Item
Item
Built-in
Stereo
Wide range (°V80dB ~ +42dB) volume control with 1.5dB
resolution of analog to analog mixer gain
16 bit stereo digital to analog converter
16 bit stereo analog to digital converter
HD Audio
Line-in, CD
8/16-bit, mono/stereo
All DACs support 44.1k/48k/96k/192kHz sample rate
All ADCs support 44.1k/48k/96kHz sample rate
16/20/24-bit S/PDIF-OUT supports 44.1k/48k/96k/192kHz sample
rate
16/20/24-bit S/PDIF-IN supports 44.1k/48k/96kHz sample rate
Yes
Yes/2
®
Built-in Intel 945GM for UMA models
®
®
NVIDIA GeForce Go 7600 (72MV) for discrete models
35.5 mm x 40 mm 1257 pin mBGA
internal PCIE
Yes
64-bit
5.6
1.4
260
700
400
®
Built-in Intel 945GM for UMA models
® TM
NVIDIA GeForce Go 7600 for discrete models
128MB/256MB (256MB for Aspire 5650 only)
GDDR2
Built-in ICH7M
2.0
USB 1.1 and USB 2.0 Host controller
Specification
Specification
Specification
Specification
Chapter 1