Hi Don,

On 8/29/12 6:49 PM, Donald J Holmgren wrote:
> We use the AMD version of this motherboard ("TwinU").  The landed Mellanox 
> MT25204 HCA has a 4x microGiGaCN connector at the back of motherboard.  These 
> are also often called CX4 connectors.

Excellent! Thanks so much for this info.

>
> Depending upon the switch you will connect the systems to, you need either 
> microGiGaCN to microGiGaCN cables, or microGiGaCN to QSFP cables. 
> Colfaxdirect.com lists many of each type.

The switch we are considering is QLogic SilverStorm 9024 
(9024-FC24-ST1-DDR). So I suppose we need microGiGaCN to microGiGaCN 
(CX4 to CX4) cable?

Thanks,

D.

>
> Supermicro.com has detailed specs and the manual for this motherboard.
>
> Don
>
>
>
> On Aug 29, 2012, at 5:05 AM, "Duke Nguyen" <[email protected]> wrote:
>
>> Hi folks,
>>
>> We plan to build a cluster using server built with SuperMicro X7DWT-INF
>> motherboards. Unfortunately google does not give us much information
>> about the type of connector that X7DWT-INF has.
>>
>> Anybody using this motherboard in their cluster? Please give us advice
>> about which connector the board has and what infiniband cable we should
>> acquire to fit in the rack-mount servers built with these boards.
>>
>> Thanks,
>>
>> D.
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