K6-2 433ACK Engineering Sample£¿

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Daniel1984



Joined: 26 Jun 2018
Posts: 415

PostPosted: Fri Oct 19, 2018 10:27 pm    Post subject: K6-2 433ACK Engineering Sample£¿ Reply with quote

I got a K6-2 433ACK.
Most of the k6-2 433 are ADK suffixes. I never seen this number.
The cpu has laser engraving and black print.

Laser engraving part:
Cpu voltage is 2.0V CORE/3.3V IO
Product Information is 'A 9931CPBW'
The engraving style is exactly the same as a 450AHX (A 9914CPBW) that I owned one.

Black print part:
Cpu voltage is 2.1V CORE/3.3V IO (+0.1V matched 433ADK)
Print with "Engineering Sample USA"
The black print part is same as the other K6-2 ES printing styles.

This one is found in big a lot of k6, they are ready to be used to refine gold.
has any information about this chip?

Thanks.


Last edited by Daniel1984 on Sat Oct 20, 2018 12:53 pm; edited 5 times in total
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CPUShack



Joined: 16 Jun 2003
Posts: 34259
Location: State of Jefferson, USA

PostPosted: Sat Oct 20, 2018 12:55 am    Post subject: Reply with quote

They may have just been testing to see if a 2.0V part would run at 2.1V, remain stable, and still match the same 80C temperature of the ACK part
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Daniel1984



Joined: 26 Jun 2018
Posts: 415

PostPosted: Sat Oct 20, 2018 1:06 am    Post subject: Reply with quote

433ack does not seem to have been released. Maybe the original 2.0v can't pass some test. So reset it to 2.1v and test it again£¿
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