Although the sphere of application with external cables for data transmission on interface PCI express will not limit to the creation some graphic card. The first publication about this standard did not mention about the maximally possible cable length - characteristic witch is very important.
company molex opened some new information in this interface connection . Since for obtaining access to the documentation from site PCI-SIG it is necessary to pay money, more simply we use the existing open access on molex site specifications , all announced for external connection on interface PCI express.
From left to the right: PCI express x1 (18 pins), PCI express x4 (38 pins), PCI express x8 (68 pins), PCI express x16 (136 pins). Three last connector are equipped with the special uvula, which facilitates the extraction of plug . The PCI express x1 is different with its design concept:
Here is how appears the cable of type PCI express x16:
As associates explain that the maximum permitted cable length is equal to 10 m. it is possible to increase this length with the connection of second cable, but in this case the repeater will be required . The minimum cable length can compose several centimeters. However, the merits of new interface will for sure better estimate professionals, exploiting servers, clusters, data depositories and other devices, which need high capacity. Related Products :
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