PCI Express, officially abbreviated as PCIe 30 or PCI-e, is a high-speed serial computer expansion bus standard, designed to replace the older PCI, PCI-X and AGP bus standards.
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11 Facts About PCIe 30
2.
The announced design preserves the PCIe 30 interface, making it compatible with the standard mini PCIe 30 slot.
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3.
Since, PCIe 30 has undergone several large and smaller revisions, improving on performance and other features.
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4.
Mobile PCIe 30 specification allows PCI Express architecture to operate over the MIPI Alliance's M-PHY physical layer technology.
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5.
PCIe 30 link is built around dedicated unidirectional couples of serial, point-to-point connections known as lanes.
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6.
Connection between any two PCIe 30 devices is known as a link, and is built up from a collection of one or more lanes.
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7.
In both cases, PCIe 30 negotiates the highest mutually supported number of lanes.
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8.
PCIe 30 sends all control messages, including interrupts, over the same links used for data.
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9.
The PCIe 30 specification refers to this interleaving as data striping.
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10.
In virtually all modern PCs, from consumer laptops and desktops to enterprise data servers, the PCIe 30 bus serves as the primary motherboard-level interconnect, connecting the host system-processor with both integrated peripherals and add-on peripherals .
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11.
Theoretically, external PCIe 30 could give a notebook the graphics power of a desktop, by connecting a notebook with any PCIe 30 desktop video card ; this is possible with an ExpressCard or Thunderbolt interface.
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