PCIe memo
Here’s a quick ref for PCIe Lanes and speeds and versions….
PCIe version | Year | Transfers | x1 speed | x4 speed | x8 speed | x16 speed |
1 | 2004 | 2.5GT/s | 250MB/s | 1GB/s | 2GB/s | 4GB/s |
2 | 2007 | 5GT/s | 500MB/s | 2GB/s | 4GB/s | 8GB/s |
3 | 2010 | 8GT/s | 985MB/s | 3.94GB/s | 7.88GB/s | 15.76GB/s |
4 | 2017 | 16GT/s | 1.97GB/s | 7.88GB/s | 15.76GB/s | 31.52GB/s |
PCIe version | Year | Transfers | x1 speed | x4 speed | x8 speed | x16 speed |
1 | 2004 | 2.5GT/s | 2Gb/s | 8Gb/s | 16Gb/s | 32Gb/s |
2 | 2007 | 5GT/s | 4Gb/s | 16Gb/s | 32Gb/s | 64Gb/s |
3 | 2010 | 8GT/s | 7.88Gb/s | 31.52Gb/s | 63.04Gb/s | 126.08Gb/s |
4 | 2017 | 16GT/s | 15.76Gb/s | 63.04Gb/s | 126.08Gb/s | 252.16Gb/s |