Amazon.com: GODSHARK PCIe Serial Expansion Card, 2 Port PCI Express 1.0 x 1 to Industrial DB9 COM RS232 Converter Adapter Controller for Desktop PC (Will Also Work on PCI-E x4, x8, x16
What is PCIe (Peripheral Component Interconnect Express)?
What Is PCIe? A Basic Definition | Tom's Hardware
Difference Between PCI Express Gen 1, Gen 2, Gen 3, & Gen 4 – DESKDECODE.COM
The Primer: PCI Express 1.0 vs. 2.0 - 6Gbps SATA Performance: AMD 890GX vs. Intel X58/P55