[AusNOG] 10GBase-T SFP modules?

Lincoln Dale ltd at arista.com
Thu Jul 10 10:04:49 EST 2014


On Thu, Jul 10, 2014 at 7:07 AM, Pieter Hulshoff <phulshof at aimvalley.nl>
wrote:

> On 09-07-14 22:47, Alexander Neilson wrote:
>
>> I may be wrong in this however when I have seen this question before I
>> was told that the power needs for pushing 10Gbps over copper cables was
>> greater than what was available over SFP+
>>
>
> I've seen similar discussions. From what I could find, phys are quickly
> coming down in power towards the 1.5W it needs to be for an SFP+, so this
> might become viable in the not too distant future.
>

Alas, no, you won't just yet.  The next-generation 10GBASE-T PHYs at 28nm
are still not within 1.5W power envelope of SFP+, nor is the die size
necessary for them something that fits inside a SFP+.


cheers,

lincoln.
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