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Topic: Halong Mining announces the T2, a 17-17.5TH+ Miner - page 2. (Read 1867 times)

legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
I of the major reasons I kept the T1's rathe then send them back  was the 3 speeds allowed with ck's firmware upgrades.

Firmware that lowers hashrate  but does not  lower  watts per gh is meh.

-ck's firmware dropped watts per gh from .105 to .095

in my setup this = $$

and -ck's throttle feature to prevent over heating = $$ for my setup up.

I would like 1 more lower setting if possible.

something that drops me to 1000 watts  and maybe 0.087 watts a gh
member
Activity: 181
Merit: 53
I agree. I hope all the dragon units have this functionality eventually.
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
Full control of operating frequency and core voltage are, my opinion, baseline mandatory features for any miner.
member
Activity: 181
Merit: 53
I think it would be nice if anyone built a sub-KW miner ever again, since not everyone has 1600W PSUs laying around.

That'd be nice for beginners. Best bet right now is to detune existing ones, unfortunately these don't offer precise tuning yet.
sr. member
Activity: 387
Merit: 254
that t2 psu seems sketchy though. i thought integrated psu would mean soethin like a server that can be swapped in and out like a server psu can. this is just a psu attached to the top or side of the miner case but we shall see. exposed full metal terminals dont seem safe.



Moderator's note: This post was edited by frodocooper to remove an unnecessary quote and an off-topic portion.
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
I think it would be nice if anyone built a sub-KW miner ever again, since not everyone has 1600W PSUs laying around.

yeah  800 watts would be nice.

But even something in the 1200 to 1300 allows 4 in a 30 amp 240 circuit.

and 1 in  15 amp  120 volt circuit.

Now a lot of miners are 1400 to 1700 watts  which kind of stop a 120 volt psu in its tracks.

 I have owned

Evga 1600 g2
evga 1600 p2
evga 1600 t2

cosair ax1500i

rosewill tokamok 1500 titanium.

every one sags under 12 volts running an s-9   

11.94  to 11.97    are the most common spots they drop to.
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
I think it would be nice if anyone built a sub-KW miner ever again, since not everyone has 1600W PSUs laying around.
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
I wonder what any of that means. 68 chips doesn't make a lot of sense unless it's a 17x4 running with a full-string voltage around 7V. Maybe by parallel they mean two-phase regulator to handle the current more efficiently? Or two separate strings (17x2) per board, independently tunable?

It would be nice if they get them to do 17th at 93watts a th but it would be hard use on a 1600 watt psu.
legendary
Activity: 3374
Merit: 1859
Curmudgeonly hardware guy
I wonder what any of that means. 68 chips doesn't make a lot of sense unless it's a 17x4 running with a full-string voltage around 7V. Maybe by parallel they mean two-phase regulator to handle the current more efficiently? Or two separate strings (17x2) per board, independently tunable?
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
So if we go by their track record they will ship these running at 16TH since that is officially 'within spec' like with the T1

not one of the six I had did 16.0 at 1480 watts.  that is 0.0925

they all did do 14.00 th at 1300 which is  1300/14000 =  0.093 watts a gh

that 0.093 is good.

if these do   1575 watts over 17000 it would be 0.0928

I think the gear won't do this  even with the 5 chips and better software.


My guess is it does  1500 watts at 16000 gh or close to that. which is  spec for the T1.

my issue would be  I don't want 1500 watt miners 1300 watt are better as 4 go to a 30 amp circuit.

member
Activity: 181
Merit: 53
Here's more pictures that were shared today:

hero member
Activity: 756
Merit: 560
So if we go by their track record they will ship these running at 16TH since that is officially 'within spec' like with the T1
sr. member
Activity: 420
Merit: 250
Hello everyone;  it's promoJo again.... The guy who was suppose to bring you the DragonMint T1 review back in December but couldn't (for good reasons).    

I would now like to present to you a picture of the T2.   This is very exciting for all us miners and the whole community.  I hope you are excited as I am to have one (or a couple hundred).   Cheers.

https://imgur.com/a/g2JWzIJ (DragonMint T2 Miner hi-rez image)
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
Would be better to make it removable just in case the PSU dies. If it is separated, one can just swap the psu. I dont see wats so hard about plugging in a PSU. I had one old psu go down so far and the other one didnt work so well. The miner lives.


Just my 2 cents

I like that they added a few chips.

I am not a big fan of the forced psu.
It looks like there is a short hazard.
It will cost more to ship.
If it is a MyRig Psu  it is 1600 watt max I rather use a delta 2400 watt.

If I can get one I will test it out and see if I can get rig of the short hazard.

Meanwhile I kept the 5x T1's  sent to me. I will be paying for them today.
full member
Activity: 462
Merit: 118
Would be better to make it removable just in case the PSU dies. If it is separated, one can just swap the psu. I dont see wats so hard about plugging in a PSU. I had one old psu go down so far and the other one didnt work so well. The miner lives.


Just my 2 cents
legendary
Activity: 4256
Merit: 8551
'The right to privacy matters'
I deleted all posts of mine in this thread.

and will try to post this in a different way

below is a new photo /screenshot with alterations in red showing what I think is a short hazard in the new model T2

so to Halong I ask will the terminals be shielded

I will also put the link to imgur





Moderator's note: This post was edited by frodocooper to reduce the size of the embedded image.
-ck
legendary
Activity: 4088
Merit: 1631
Ruu \o/
They said T2's are going on sale when T1's ship out.

I'm mixed on the integrated PSU, leaning towards liking it. Quicker setup time!
The myrig PSUs are too noisy compared to the T1 if you run it in efficient mode. A good efficient ATX power supply is much quieter and if noise is an issue and you plan to run them in efficient mode, having the PSU incorporated is a disadvantage. On the other hand, most hardware is so loud these days that almost no one is trying to run them in their actual home. The T1 in efficient mode with a quiet PSU can be run in your home or garage over winter (but not in the same room as you.)
member
Activity: 181
Merit: 53
They said T2's are going on sale when T1's ship out.

I'm mixed on the integrated PSU, leaning towards liking it. Quicker setup time!
sr. member
Activity: 384
Merit: 256
Wow, that was a fast turn-around from the T1 to the T2. I can't wait to do a review!
hero member
Activity: 756
Merit: 560
Every time I have ever set a PSU on top of a miner both run hotter than before, this looks to be no different :/
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