Question dell optiplex 3020 mt sata 3 port colors

[tycomps]

I've seen every answer but this one, 3020 ports-1 sata 2, 2 sata3. ports are colored blue, black, and white. which colors are the sata 3 ports?

 

[kerberos_20]

sata 0 - boot drive (sata 3)
sata 1 - odd drive (sata 2)
sata 2 - 3rd drive (sata 3)

 

[tycomps]

sata 0 - boot drive (sata 3)
sata 1 - odd drive (sata 2)
sata 2 - 3rd drive (sata 3)

thank you! sata0-blue is a sata lll, sata1-white is a sata ll, sata2-black is a sata lll.