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1  Alternate cryptocurrencies / Mining (Altcoins) / Re: Thanks MinerParts.com! on: June 15, 2017, 08:37:50 PM
Gotta say I also have had nothing but great experiences with minerparts. I order my risers exclusively from them now. I wish they sold breakout boards for HP power supplies, that's the only thing I still have trouble getting.
2  Alternate cryptocurrencies / Mining (Altcoins) / Re: Best GPU's to mine ZCASH with? on: May 17, 2017, 04:55:24 PM
I almost exclusively use AMD Fury and AMD Pro Duo.  The Pro Duo will do 1000 sols and I can get them to do 920 sols at about 300 watts.  I have used very few Nvidia cards because of the limited coins that could be mined in the past and typically inferior speeds.

I did order the following items to test out.  They arrive tomorrow so I am looking forward to modding them.

5 - Zotac Mini 1070
5 - Zotac 1070
5 - ZOTAC 1080 Ti AMP
2 - Titan Xp

Edited to add:
The Titan Xp's arrive Monday I think




hey waiting for the test results for Zotac Mini 1070
cuz i want to buy one soon its cheapest 1070 version

I have 20 of these, I get 400 Sol/s at 130W power limit. At 100W they do 340 Sol/s
3  Alternate cryptocurrencies / Mining (Altcoins) / Re: Poll: Mining Room Top Temps on: May 17, 2017, 04:33:24 PM
As long as I'm in the double digits I'm happy. My room currently reaches 122F during the day. It's pretty bad. I'm building an evap cooler right now to see how well it works, since it's very low humidity.
4  Alternate cryptocurrencies / Mining (Altcoins) / Re: Garage / Residential Data Center Mining Cave Planning - Garage Grotto Part 1 :D on: May 15, 2017, 10:54:14 PM
Which one exactly? ^



Guys what fans should I be using? Simply slap a large (but how large?) intake fan on the right side then blow through and a large (is 3000 CFM the right size?) exhaust fan on the left. Is it this simple?

Oh, now I look stupid. The PDUMV30HV. I chose this over one of the smaller cheaper options because my setup specifically needed two separate monitored circuits, one for the top half and one for the bottom half of my rack. For a small room as long as you're going with a limited number of power supplies one of the smaller PDUs should work just fine.
Do you have an photos of your build? Definitely a visual man xD

It's not the cleanest and I don't have any pictures of the PDU up close, and this garage is 30 minutes away so I can't get any of it right this second. But you can see it hanging on the side of the rack to the left and the L6-30P plug on the wall behind the rack. Top rack is mine, 16x 1070s. Bottom half is a friends 12x 1070s and 4x 470s. Running in a 3rd friends garage, which is why we needed a metered PDU, split to monitor my half/friends half. (not pictured, 3rd friends small setup of 470s).

https://i.imgur.com/SNgjEUm.jpg

Have you noticed an improvement in cooling by hanging them vertically like that? This is my setup, yours looks cleaner though https://i.redd.it/kl8ixkuks0uy.jpg

You should trim the ends of your zip ties! lol

I haven't really noticed an improvement no. The room still heats up like crazy regardless of orienation. For blower fans it helps keep the heat in an upward direction but there comes a point where it just doesn't matter.

If I had a dollar for every time someone told me to trim those things I wouldn't need to be mining at all.
5  Alternate cryptocurrencies / Mining (Altcoins) / Re: What sort of cost per KW/h are you getting and where do you live? on: May 15, 2017, 05:24:12 PM
.11 in Western Florida for residential and .085 or so for commercial once I move my rigs to a warehouse.

There's an oddly large amount of FL miners in this thread.

Curious though, which service provider? I was looking at power costs for warehouse space as well in Orlando.

Well Gulf Power of course but there is another provider called CHELCO that charges a base rate of .064 per kwh. CHELCO has very low rates for less than 50 kwh usage but any more than that and it is very expensive in comparison to Gulf Power.

Good to know...what kW draw do you have that you're moving to a warehouse?
6  Alternate cryptocurrencies / Mining (Altcoins) / Re: What sort of cost per KW/h are you getting and where do you live? on: May 15, 2017, 02:35:39 AM
.11 in Western Florida for residential and .085 or so for commercial once I move my rigs to a warehouse.

There's an oddly large amount of FL miners in this thread.

Curious though, which service provider? I was looking at power costs for warehouse space as well in Orlando.
7  Alternate cryptocurrencies / Mining (Altcoins) / Re: What sort of cost per KW/h are you getting and where do you live? on: May 14, 2017, 11:24:34 PM
$0.12/kWh - Orlando, FL
8  Alternate cryptocurrencies / Mining (Altcoins) / Re: Garage / Residential Data Center Mining Cave Planning - Garage Grotto Part 1 :D on: May 14, 2017, 02:53:40 PM
Which one exactly? ^



Guys what fans should I be using? Simply slap a large (but how large?) intake fan on the right side then blow through and a large (is 3000 CFM the right size?) exhaust fan on the left. Is it this simple?

Oh, now I look stupid. The PDUMV30HV. I chose this over one of the smaller cheaper options because my setup specifically needed two separate monitored circuits, one for the top half and one for the bottom half of my rack. For a small room as long as you're going with a limited number of power supplies one of the smaller PDUs should work just fine.
Do you have an photos of your build? Definitely a visual man xD

It's not the cleanest and I don't have any pictures of the PDU up close, and this garage is 30 minutes away so I can't get any of it right this second. But you can see it hanging on the side of the rack to the left and the L6-30P plug on the wall behind the rack. Top rack is mine, 16x 1070s. Bottom half is a friends 12x 1070s and 4x 470s. Running in a 3rd friends garage, which is why we needed a metered PDU, split to monitor my half/friends half. (not pictured, 3rd friends small setup of 470s).

https://i.imgur.com/SNgjEUm.jpg
9  Alternate cryptocurrencies / Mining (Altcoins) / Re: Garage / Residential Data Center Mining Cave Planning - Garage Grotto Part 1 :D on: May 12, 2017, 03:35:55 AM
Which one exactly? ^



Guys what fans should I be using? Simply slap a large (but how large?) intake fan on the right side then blow through and a large (is 3000 CFM the right size?) exhaust fan on the left. Is it this simple?

Oh, now I look stupid. The PDUMV30HV. I chose this over one of the smaller cheaper options because my setup specifically needed two separate monitored circuits, one for the top half and one for the bottom half of my rack. For a small room as long as you're going with a limited number of power supplies one of the smaller PDUs should work just fine.
10  Alternate cryptocurrencies / Mining (Altcoins) / Re: Power/airflow for a dedicated rig room on: May 11, 2017, 02:36:37 AM
Two reasons for 220v:

1. Efficiency. Most PSUs operate around 2% more efficient when on 220v vs 110v.

2. If your rig draws 8 amps, its drawing that at 110v. Volts * Amps = Watts, so at 220v it will only draw 4 amps. Power cost is the same, but you can run more rigs per circuit this way, as the amps drawn is lower.

For airflow, one in and one out is the best way to exhaust heat, but how much air you're actually moving and intake temperatures matter as well. Unless you just have a single desk fan and are pulling in air from the surface of the sun, you're probably ok, though.

So 220v is probably the better way to go. Aren't the receptacle outlets different for 220v though? Do I need anything else special? I have an electrician friend who can do the actual wiring, but everything I need for the rigs to run is on me.

For airflow, it's going to be rough since we're going into the summer months here. Both windows are rather large, I don't have the exact measurements, but I can definitely fit more than 1 fan in each if needed. In the summer months should I pretty much just do all exhaust?

Typically anything on 220v will also be high-amp, which requires a special outlet. I use L6-30P receptacles paired with a metered PDU with the same plug (the model number escapes me). That outlet is used with 30A, which at 220v gives you ~5.2kW to safely use (80% capacity). There isn't really any one-size fits all electrical setup when it comes to mining. Most cheap PDUs I've found use L6-30P though, so that's what I would stick with.

Airflow is airflow, the more the better. Summer/winter won't change the airflow, only the intake temperature. The only reason to only exhaust in the summer is if it gives you better airflow/temperatures, but that's something that you will really just have to experiment with.
11  Alternate cryptocurrencies / Mining (Altcoins) / Re: Garage / Residential Data Center Mining Cave Planning - Garage Grotto Part 1 :D on: May 10, 2017, 11:02:29 PM
As for 240 vs 220 I am not sure, is that european vs american standard?

Either way they are more or less the same, a PSU will be rated like "100v - 240v" and can be plugged into anything in that range.
Although I'll say again, DISCLAIMER, I am no electrician, please verify with a professional.

As for power, you'll want to pick up some 240v PDUs. They are very reasonably priced when bought used.

Ehternet cables can be tied along legs of the rack, and all plugged in to an ethernet switch such as this: https://www.amazon.com/NETGEAR-ProSAFE-Ethernet-Rackmount-JFS524-200NAS/dp/B00DCUKCVW/ref=sr_1_2?s=pc&ie=UTF8&qid=1494430119&sr=1-2&keywords=ethernet+switch&refinements=p_n_feature_keywords_two_browse-bin%3A7306164011



zip tie style?

for the PDU can you link me on what you think would be most beneficial for my setup?
https://www.amazon.com/Tripp-Lite-Vertical-Rack-Mount-PDUMV30HV/dp/B0012VN0I0

something like this
https://www.neweggbusiness.com/Product/Product.aspx?Item=9B-12-120-346&nm_mc=KNC-GoogleBiz-PC&cm_mmc=KNC-GoogleBiz-PC-_-pla-_-Power+Distribution+Units-_-9B-12-120-346&gclid=CjwKEAjw9MrIBRCr2LPek5-h8U0SJAD3jfhtB8fJDYlQVcd12k0SRi8CN5aRL4uQ53j6cCjN0Mb8lRoCKSfw_wcB one in between2 racks or something?

What would be the exact one best model for what I'm doing ?


Also after talking to these guys I think I'll have to change my plan I'm just going to screw the house up, more complicated, more expensive, etc when I could just drop a shed on my property and then have free reign to do everything that I want to do on there

So.  . what size shed do i need here my plot I can work with is 15x20

I'm thinking 12x16 would would be plenty, 14x18 maybe max?

I have this exact PDU and it works great, cables for it I bought a 10-pack on eBay for $30. I found the PDU on eBay though for $100 + $30 shipping.
12  Alternate cryptocurrencies / Mining (Altcoins) / Re: Power/airflow for a dedicated rig room on: May 04, 2017, 02:46:34 AM
Two reasons for 220v:

1. Efficiency. Most PSUs operate around 2% more efficient when on 220v vs 110v.

2. If your rig draws 8 amps, its drawing that at 110v. Volts * Amps = Watts, so at 220v it will only draw 4 amps. Power cost is the same, but you can run more rigs per circuit this way, as the amps drawn is lower.

For airflow, one in and one out is the best way to exhaust heat, but how much air you're actually moving and intake temperatures matter as well. Unless you just have a single desk fan and are pulling in air from the surface of the sun, you're probably ok, though.
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