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P24D-S

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First post, by AlessandroB

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Hi to all, i have received a Sbc with a P24D-S... what is this???

i have found something about a 486DX2-66 with fast cache but the “S”??

from the spec. this sbc must have a 486DX2 66.

Tnks

Reply 3 of 4, by AlessandroB

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TheMobRules wrote:

The P24D is a 486DX2-66 with write-back L1 cache, the "S" indicates that the chip supports power management features.

You means that is like a "notebook" version? it was probably chosen because I had to work on a sbc....

how can i manage this power menagement feature?

Why the card use this strange name in the screen initial post instead of a more common "80486DX2" name?

Reply 4 of 4, by TheMobRules

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AlessandroB wrote:

You means that is like a "notebook" version? it was probably chosen because I had to work on a sbc....

how can i manage this power menagement feature?

Why the card use this strange name in the screen initial post instead of a more common "80486DX2" name?

All Intel 486 CPUs after a certain date were produced with energy saving features, for instance I've never found a "non -S" DX4. You can generally configure these options in the BIOS if it supports them.

As for the name, it's just the way the BIOS identifies it, it's probably a name in a mapping table stored in the ROM or something like that.