[geeks] recommended dual channel LVD controller, PC

[Björn Ramqvist]

Charles Shannon Hendrix wrote:

>>Do check in the Adaptec BIOS to check that the controllers are set to 
>>their maximum performance. Check also adapter firmware and compare with 
>>Adaptecs website.
> 
> The maximum on the second controller is 20MB/sec.  I don't understand
> why, but that's the fastest option it gives me.

Go enable "Enable UltraSCSI Speed" in the controller options.

> It's a version 1.22 BIOS, while the primary controller is a version 2.x
> BIOS.  Seagate drives on the primary, Fujitsu on the secondary.

Sounds like it's old...
I don't know, but are you sure it's a 2940UW? Cause the older 2940W is 
not flasheable, I think..

> What's the advantage of a 3940 U2 versus a 2940 U2?  U2 is supposed to
> be 80MB/sec... is the 3940 just a better controller?

It's just another channel, just like the AHA-2940 vs AHA-3940.

/Bjorn