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Offline desantiiTopic starter

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Overclocking 68882
« on: December 14, 2009, 06:09:26 PM »
Is there a real benefit of overclocking the 68882? I have a 50mhz 030 board and the 68882 actually overclocks and works fine up to 66mhz. What programs use the co proc? is it really worth overclocking?
 
thanks
Amiga 1200/030 50mhz, 64mb ram

Amiga 2000, 030 25mhz, 7mb ram, A2320,  SCSI2CD
 
Amiga 3000/030 25mhz, CF SCSI card

Amiga 4000/ 040 33mhz 274mb ram
 

Offline desantiiTopic starter

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Re: Overclocking 68882
« Reply #1 on: December 14, 2009, 07:30:20 PM »
Through AIBB and Sysinfo
Amiga 1200/030 50mhz, 64mb ram

Amiga 2000, 030 25mhz, 7mb ram, A2320,  SCSI2CD
 
Amiga 3000/030 25mhz, CF SCSI card

Amiga 4000/ 040 33mhz 274mb ram
 

Offline desantiiTopic starter

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Re: Overclocking 68882
« Reply #2 on: December 14, 2009, 08:14:26 PM »
Any recomendation on what to tress test with?
Amiga 1200/030 50mhz, 64mb ram

Amiga 2000, 030 25mhz, 7mb ram, A2320,  SCSI2CD
 
Amiga 3000/030 25mhz, CF SCSI card

Amiga 4000/ 040 33mhz 274mb ram
 

Offline desantiiTopic starter

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Re: Overclocking 68882
« Reply #3 on: December 14, 2009, 08:15:27 PM »
Ok, just saw the above post, will try with some of that SW
Amiga 1200/030 50mhz, 64mb ram

Amiga 2000, 030 25mhz, 7mb ram, A2320,  SCSI2CD
 
Amiga 3000/030 25mhz, CF SCSI card

Amiga 4000/ 040 33mhz 274mb ram
 

Offline desantiiTopic starter

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Re: Overclocking 68882
« Reply #4 on: December 14, 2009, 08:35:14 PM »
I did run the beachball and it was fine, did it 5 times in a row. Actually the 68882 does not seem much hotter than normal (50mhz)
Amiga 1200/030 50mhz, 64mb ram

Amiga 2000, 030 25mhz, 7mb ram, A2320,  SCSI2CD
 
Amiga 3000/030 25mhz, CF SCSI card

Amiga 4000/ 040 33mhz 274mb ram
 

Offline desantiiTopic starter

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Re: Overclocking 68882
« Reply #5 on: December 14, 2009, 08:42:10 PM »
And that is why I asked originally, is there really any befefit. the answer seems to be no.
I guess now I will; try to get the CPU to hit 66mhz or more
Amiga 1200/030 50mhz, 64mb ram

Amiga 2000, 030 25mhz, 7mb ram, A2320,  SCSI2CD
 
Amiga 3000/030 25mhz, CF SCSI card

Amiga 4000/ 040 33mhz 274mb ram
 

Offline desantiiTopic starter

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Re: Overclocking 68882
« Reply #6 on: December 14, 2009, 09:10:21 PM »
I agree completely and understand the risks. 66mhz was as high as I was willing to go, will probably settle at 55 or maybe even 60
Amiga 1200/030 50mhz, 64mb ram

Amiga 2000, 030 25mhz, 7mb ram, A2320,  SCSI2CD
 
Amiga 3000/030 25mhz, CF SCSI card

Amiga 4000/ 040 33mhz 274mb ram
 

Offline desantiiTopic starter

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Re: Overclocking 68882
« Reply #7 on: December 14, 2009, 09:46:41 PM »
The 68040 is another animal altogether, much hotter CPU. But I agree might just do 55mhz just for the heck of it
Amiga 1200/030 50mhz, 64mb ram

Amiga 2000, 030 25mhz, 7mb ram, A2320,  SCSI2CD
 
Amiga 3000/030 25mhz, CF SCSI card

Amiga 4000/ 040 33mhz 274mb ram