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Author Topic: Wanted: Blizzard PPC in lowest config: 040LC@25MHz PPC@160MHz no SCSI  (Read 7214 times)

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Offline delshay

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Re: Wanted: Blizzard PPC in lowest config: 040LC@25MHz PPC@160MHz no SCSI
« Reply #59 from previous page: February 06, 2010, 04:01:21 PM »
problem with Bvision has now being solved. there are now no issues with the card. there is one remaining issues which is the A1200 motherboard but this is not important at this stage.

so im ready to take list of users (via PM)that are interested,price of upgrade will be given before parts are ordered which will be mid march. there must be at lease 5 users that are interested.

during this time alot of testing will be done just to make sure there are no problems.
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power is nothing without control
 

Offline delshay

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Re: Wanted: Blizzard PPC in lowest config: 040LC@25MHz PPC@160MHz no SCSI
« Reply #60 on: February 07, 2010, 10:37:27 AM »
it's just a small increase with timing fix. OS4.0

Speed test for FFT + iFFT: (float)
time needed 15359ms for 413696 samples, => .305386483669281x speed @44100Hz/stereo
Speed test for FFT + iFFT: (integer)
time needed 12910ms for 413696 samples, => .363317638635635x speed @44100Hz/stereo
Speed test for FFT + iFFT: (integer handoptimized 68K ASM)
time needed 10423ms for 413696 samples, => .450007766485214x speed @44100Hz/stereo
« Last Edit: February 07, 2010, 10:39:38 AM by delshay »
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power is nothing without control
 

Offline Damion

Re: Wanted: Blizzard PPC in lowest config: 040LC@25MHz PPC@160MHz no SCSI
« Reply #61 on: February 07, 2010, 09:12:41 PM »
It would be really cool to see a bustest from one of these overclocked Blizzards.

There's a perfect thread to post your results over at the EAB. ;)
 

Offline delshay

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Re: Wanted: Blizzard PPC in lowest config: 040LC@25MHz PPC@160MHz no SCSI
« Reply #62 on: February 09, 2010, 12:10:35 PM »
Blizzard PPC OS4.0

Speed test for FFT + iFFT: (float)
time needed 15299ms for 413696 samples, => .306584149599075x speed @44100Hz/stereo
Speed test for FFT + iFFT: (integer)
time needed 12877ms for 413696 samples, => .364248722791671x speed @44100Hz/stereo
Speed test for FFT + iFFT: (integer handoptimized 68K ASM)
time needed 10389ms for 413696 samples, => .451480478048324x speed @44100Hz/stereo
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power is nothing without control