[mythtv-users] 8 Port SATA PCIx card

[Jean-Yves Avenard]

Hi

2009/7/21 Krzysztof Adamski <k at adamski.org>:
>
> The RocketRaid 2320 is a 8 port card (C$300) and the Areca ARC-1300IX-16
> is a 16 port card (C$380), no contest in price since I want 14 ports.

This card doesn't seem to be available in Oz...

16 SATA ports on a PCI-e 1.0 4X ports is in theory pushing the limit
of the available bandwidth.

>
>> Now, as I aim to use software RAID (using ZFS-X) , I wonder what's
>> going to give me better performance: 2x 4 ports SATA cards, or 1 x 8
>> ports SATA. Sure, on paper it is the same, but I was wondering how
>> well those cards handle parallel access ...
>
> This is the only reason to get the lower port density card.

But does that reason translates in actual measured differences in actual life ?

JY