chrisojeda

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Okay I have these cable questions...please help:

What are 40 conductor and 80 conductor?

What is the best cable to buy to get the fastest and most reliable transfer speeds?

Thanks...

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Crashman

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Former Staff
40 conductor cables are the original type of IDE cable. 80 conductor cables are used for UDMA 66 and 100. They have an extra 40 ground wires on them, and I believe they do this to eliminate cross-talk between the wires. At any rate they are necessory to enable the UDMA 66 or 100 drivers. They are noticabley thinner, and the wires are thinner and more numerous. Most have at least one blue connector.

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Arrow

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For the fastest transfer speeds with IDE, you must use an 80 pin cable to enable ATA66/100. The norm today for hard drives is the ATA100 standard, but for devices such as CDROMs, a 40 pin cable will suffice, as they are only ATA33.

Rob
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girish

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40 conductor is the original ide cable, that cannot support high speed data transfers. 80 conductor cable still has 40 connectors, but each of the 40 conductors are paired with 40 ground conductors. this elminates cross talk and interferance between data lines, and still allow you to use the cable in the same 40 conductor connector.

80 conductor cables allow you to connect you hard disks at 66 Mbps (Ultra ATA/66) or even 100 Mbps (Ultra ATA/100) transfer speeds, provided your drive supports them.

its always better to use 80 conductor cable even for 33 Mb or slower transfers (for older hard drives), since these cable can offer slight performance improvemnt.

beware, 80 conductors stuffed in a space where there were 40, these cables are very delicate.

girish

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ejsmith2

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You can find your ata-66 (80c) cables here: <A HREF="http://www.pricewatch.com" target="_new"> Pricewatch</A>
They go for as low as $4.95, but better quality ones ($7.50) are easier to 'round'.
If you don't have a ata-66 drive, you'll only see a performace boost of 500k/s. At least, that's what my old 6.4gig ibm gets (a whopping 8meg/sec read).
 

chrisojeda

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What manufacturer makes the highest quality cables (best performance and durability)??? And what model # if any?

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Crashman

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Former Staff
I couldn't say for sure, I get them with various devices (motherboards, drives, etc.) and usually use the most pliable cable, assuming that it has finer cable (more fine wires instead of fewer short wires) and better quality insulation.

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