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PCIe
From blackwiki
A replacement for 32- and 64-bit PCI, PCI-X, and AGP. PCIe bonds together 1 to 32 serial "lanes" either on the motherboard or externally using ExpressCard or PCIe External interfaces (including Intel's Thunderbolt).
| Specification | Year | Data max per lane | Transfer max |
|---|---|---|---|
| PCIe 1.0 | 2003 | 250 MB/s | 2.5 GT/s |
| PCIe 1.1 | 2005 | 250 MB/s | 2.5 GT/s |
| PCIe 2.0 | 2007 | 500 MB/s | 5.0 GT/s |