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Macintosh:

  • Model G5 dual processor for High Definition content
  • Single or Dual 1Ghz or higher G4 for Standard Definition DV

Graphic Card:

  • ATI Radeon 9800PRO best aftermarket for G4s
  • For G5s the ATI X800 or Nvidia 6800 offer the best 3D performance

Hints:

  • some of the Apple supplied codecs use both CPUs? for decompression, particularly the HD ones.
  • The stock SATA drives have enough performance for compressed HD streams

Measured performance:

  • At least 2 DV streams with pix_object processing on a single 1Ghz G4
  • At least one 720 HD stream on the same G4
  • At least two 720 HD on dual G5 systems

Field reports:

  • Vade (doktorp) from the Pd list 0n 3/1/2005: Yesterday I had the pleasure of setting up a GEM install on a new Dual 2.5Ghz G5 and a 23Inch cinema display... we had 2 1080i DVCPro HD Streams running to 2 rects with barely a frame dropped, with 3D transforms and all.


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