Acer Power Sx, Service Manual

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14 Chapter 1
This section has two table lists, the video interface specification and its supported display modes.
Cache Memory
Item Specification
First-Level Cache Configurations
Cache function control Enable/Disable by BIOS Setup
Second-Level Cache Configurations
Below information is only applicable to system with installed Pentium III processor.
L2 Cache RAM type PBSRAM
L2 Cache RAM size 256-KB
L2 Cache RAM speed One-half the processor core clock frequency
L2 Cache RAM voltage Pentium III processor: 1.65V
L2 Cache function control Enable/Disable by BIOS Setup
L2 Cache scheme Fixed in write-back
Video Memory
Item Specification
Memory size 8 MB or above
Memory type SDRAM (Synchronous Dynamic RAM)
Memory configuration 1M*16 * 2
Fixed on-board or upgradeable Fixed on-board by BIOS setting
Memory speed 66/100/133 MHz
Memory voltage 3.3V
Memory package 54 pin FPGA
Video Interface
Item Specification
Video controller SiS630
Video controller resident bus AGP bus
Video interface support Video YUV texture in all texture formats
H/W DVD accelerator
Display Screen Resolution Refresh Rate (Hz) Hor. Scan (KHz) Pixel Clock (MHz)
640x480 60 31.5 25.2
640x480 72 37.4 32.0
640x480 75 37.5 31.5
640x480 85 43.3 36.0
640x480 120 63.7 55.0
800x600 56 35.2 36.0
800x600 60 37.8 39.9
800x600 72 48.0 50.0
800x600 75 46.9 49.5
800x600 85 53.7 56.2
800x600 100 62.5 67.5