On 02/18/2011 08:21 AM, Roberto Spadim wrote: > pci express x4 = 2.5*4gbps = 10gbps not?! Subtract transfer overhead (Framing, ECC, addressing, etc) and it takes >8 bits to transfer 8 bits. I haven't checked the spec, but it looks like just framing and ECC is +25%. -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html