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发表于 2011-9-1 13:41 · 上海
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本帖最后由 abracadabra 于 2011-9-1 13:42 编辑
System 12 specifications
Main CPU: MIPS R3000A 32-bit RISC processor, @ 50,8032 MHz, Operating performance - 45 MIPS, Instruction Cache - 4 KiB
BUS: 132 MB/s.
OS ROM: 512 kibibytes
Sound CPU: Hitachi H8/3002 @ 16.73735 MHz
Additional Sound Chip: Namco C352 sample playback
Main RAM: 2 megabytes
Video VRAM: 2 megabytes
Sound RAM: 512 kilobytes
Graphical Processor: 360,000 polygons/s, sprite/BG drawing, Adjustable framebuffer, No line restriction, 4,000 *** pixel sprites with individual scaling and rotation, Simultaneous backgrounds (parallax scrolling)
Sprite Effects: Rotation, Scaling up/down, Warping, Transparency, Fading, Priority, Vertical and horizontal line scroll
Resolution: 256x224 - 640x480
Colours: 16.7 million colors, Unlimited CLUTs (Color Look-Up Tables)
Other Features: custom geometry engine, custom polygon engine, MJPEG decoder
这个倒是看不出来,哪个高人比较一下model2和system12哪个强? |
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