2PCS 40-Pin 39-Hole Parallel Port 80 Wire UDMA 66/100 IDE 2 Drive Cable,Compatible with DVD, CD, PC 43cm/16.9in

The reason for the 80 wire IDE cable is for the 40 extra ground wires. This cuts down the interference on the bus and doesn’t cause weird issues. If you don’t use a DVD Drive 40 wire should work 100% of the time, if you are using a DVD Drive it’s recommend to use a 80 wire cable due to the DVD drive causing problems.

MyCableMart 35IN IDE Cable, ATA/133 Dual Drives 80 Wires Ribbon Bulk Cable, Round Beige

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20" 40-Pin 80 Wire UDMA 66/100 IDE 2 Drive Flat Ribbon Cable - NEW Surplus! Get the best deals for 80 Wire IDE at eBay.com. We have a great online selection at the lowest prices with …

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The Ultra ATA/ 66 and Ultra ATA/100 Cable, is a 40-pin, 80-conductor cable. This Cable reduces crosstalk and improves signal integrity by providing 40 additional ground lines between the 40-pin IDE signal and the ground lines. Connectors: 3 IDE 40-Pin Female for 2 IDE Drives.

40 pin 39 Well 80-Wire UDMA 66/100 IDE Drive Cable for Older PC IDE Hard Drives, Optical Drive Interface

Why upgrade your IDE cable from 40 wires to 80 wires? SPEED: The 80 wire cable has a ground wire between each signal wire to minimize and prevent crosstalk between the signal wires. This isolation (shielding) of the signal wires provides faster and more accurate transfer of data.