New MOBO w/ SATA or old MOBO + SATA PCI Controller

[gigaHZ]

Help me Decide Guys... thnkx

any speed issues if i use a SATA PCI controller or its the same with a mobo built in SATA

 

[gigaHZ]

just want to know if the SATA pci controller is stable coz i dnt have a SATA on my old mobo

 

[gigaHZ]

Tnx wusy...