PCIe memo - Crazy Logic

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