Four ways of adding a SATA drive.
In January 2017 I got an email from Pavel in the Czech Republic who had soldered a SATA connector to the board on the pads adjacent to the IDE connector.
After fitting a couple of ADATA SSDs, switching to AHCI in grub (the setpci configuration) and booting Linux he set three concurrently running processes:
dd if=/dev/sdX of=/dev/null bs=1M
where X = a, b, c and measured the following concurrent reading speeds :
The photo below shows a quick way of checking things out using a couple of SATA drives:
Any comments? email me. Added February 2017