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mymoneyman (OP)
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June 01, 2013, 02:34:36 PM
 #1

Posting here because I can not post elsewhere. Thanks for any help. I can offer 1 litecoin to the person who I feel gives me the best information on this build. I am going to purchase the hardware for my first miner today and am stuck on which card to go with. Any advice on the rest of the rig would also be appreciated. I am not seeing much difference in these two other than price. I will be starting out with 4 of whichever one is the best.

100352VXSR - SAPPHIRE Vapor-X Radeon HD 7950 100352VXSR Video Card
100352-3L - SAPPHIRE Radeon HD 7950 100352-3L Video Card

Here is the newegg compare
http://www.newegg.com/Product/Productcompare.aspx?Submit=ENE&N=-1&IsNodeId=1&Description=7950&bop=And&CompareItemList=-1%7C14-202-003%5E14-202-003-TS%2C14-202-030%5E14-202-030-TS%2C14-202-026%5E14-202-026-TS&percm=14-202-003%3A%24%24%24%24%24%24%24%3B14-202-030%3A%24%24%24%24%24%24%24%3B14-202-026%3A%24%24%24%24%24%24%24

I am leaning towards Vapor-X but the one thing that has me questioning is Effective memory clock on VXSR and the 100352-3l Vapor is 1250MHz while the 3L is 5000MHz...Is that right?

PSU  Seasonic X-1250 80PLUS Gold Certified Power Supply Unit
Motherboard, processor, and ram still up in the air. I want to go with a 5 card setup if this all goes well.


Thanks in advance for all help.
btcmank
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June 01, 2013, 02:47:21 PM
 #2

Vapor x is better. go with it!
RyNinDaCleM
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June 01, 2013, 02:51:15 PM
 #3

Posting here because I can not post elsewhere. Thanks for any help. I can offer 1 litecoin to the person who I feel gives me the best information on this build. I am going to purchase the hardware for my first miner today and am stuck on which card to go with. Any advice on the rest of the rig would also be appreciated. I am not seeing much difference in these two other than price. I will be starting out with 4 of whichever one is the best.

100352VXSR - SAPPHIRE Vapor-X Radeon HD 7950 100352VXSR Video Card
100352-3L - SAPPHIRE Radeon HD 7950 100352-3L Video Card

Here is the newegg compare
http://www.newegg.com/Product/Productcompare.aspx?Submit=ENE&N=-1&IsNodeId=1&Description=7950&bop=And&CompareItemList=-1%7C14-202-003%5E14-202-003-TS%2C14-202-030%5E14-202-030-TS%2C14-202-026%5E14-202-026-TS&percm=14-202-003%3A%24%24%24%24%24%24%24%3B14-202-030%3A%24%24%24%24%24%24%24%3B14-202-026%3A%24%24%24%24%24%24%24

I am leaning towards Vapor-X but the one thing that has me questioning is Effective memory clock on VXSR and the 100352-3l Vapor is 1250MHz while the 3L is 5000MHz...Is that right?

PSU  Seasonic X-1250 80PLUS Gold Certified Power Supply Unit
Motherboard, processor, and ram still up in the air. I want to go with a 5 card setup if this all goes well.


Thanks in advance for all help.

For motherboard and CPU, Keep it cheap with the necessary PCIe slots. Most will do a single or dual core AMD sempron as CPU doesn't really do anything. For RAM a couple of gigs is plenty.

The memory clock is the same on all of those cards. I don't know why they list some at the actual (1250MHz) clocks and some the effective (5000MHz) clocks. I guess it's just to confuse...

OFtheclique7768
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June 01, 2013, 02:56:28 PM
 #4

How much could you potentially make with any of these cards a day if all you plan on doing is mining?
I heard talk when I was in a game where a guy had "very intensive gaming hardware" and he was only making "a dollar a day"

Also, why not just get a miner?
elefter
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June 01, 2013, 03:08:52 PM
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yep Vapor X is better, you will also need extra fans for cooling (depending on how hot it is where you have the pc)
for litecoing mining i would recommend 4 gs or ram for bitcoin 2 is enough

..also keep in mind that multi gpu mining is not as easy as it sounds you will need a LOT! of extra cooling for 5 cards cause one card heats the other
also keep in mind if you overclock them that they will consume more than the max power (arouns 200 watt) for these cards

..but starting off with 2 is a good idea.

any modern cpu will do the job too...
mymoneyman (OP)
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June 01, 2013, 03:16:18 PM
 #6

How much could you potentially make with any of these cards a day if all you plan on doing is mining?
I heard talk when I was in a game where a guy had "very intensive gaming hardware" and he was only making "a dollar a day"

Also, why not just get a miner?

At current difficulty I calculated it comes out to about $450 a month and I don't have any power costs. I have been mining LTC on my "Gaming PC" for the last 2 weeks about 8 hours a day sometimes more and have about 6 LTC. This setup should get me about 4-5 a day. I would like to add that I am by no means doing this to make a profit. I am doing this for fun and to help the coin community. I have been reading this stuff every day and trading what little LTC I have on BTC-E. Trading is a lot of fun too. If I make money then that is an added bonus. When or if I get board I will sell off my hardware and walk away. I think I am more likely to just reinvest into more equipment and re-purpose it if something happens to BTC or LTC. 4 months is my ROI plan though.
mymoneyman (OP)
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June 01, 2013, 03:23:00 PM
 #7

yep Vapor X is better, you will also need extra fans for cooling (depending on how hot it is where you have the pc)
for litecoing mining i would recommend 4 gs or ram for bitcoin 2 is enough

..also keep in mind that multi gpu mining is not as easy as it sounds you will need a LOT! of extra cooling for 5 cards cause one card heats the other
also keep in mind if you overclock them that they will consume more than the max power (arouns 200 watt) for these cards

..but starting off with 2 is a good idea.

any modern cpu will do the job too...

Thanks, I have done some research and am leaning towards  ASRock MB-970EX4 Socket AM3+/ AMD 970/ AMD with 8 gigs of memory. 2 powered 1x to 16x riser cables, 2 powered 16x to 16x riser cables and will have them in a crate with a box fan.
OFtheclique7768
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June 01, 2013, 04:25:32 PM
 #8

How much could you potentially make with any of these cards a day if all you plan on doing is mining?
I heard talk when I was in a game where a guy had "very intensive gaming hardware" and he was only making "a dollar a day"

Also, why not just get a miner?

At current difficulty I calculated it comes out to about $450 a month and I don't have any power costs. I have been mining LTC on my "Gaming PC" for the last 2 weeks about 8 hours a day sometimes more and have about 6 LTC. This setup should get me about 4-5 a day. I would like to add that I am by no means doing this to make a profit. I am doing this for fun and to help the coin community. I have been reading this stuff every day and trading what little LTC I have on BTC-E. Trading is a lot of fun too. If I make money then that is an added bonus. When or if I get board I will sell off my hardware and walk away. I think I am more likely to just reinvest into more equipment and re-purpose it if something happens to BTC or LTC. 4 months is my ROI plan though.

how do you feel about feathercoins or anything other than litecoins? also, what does ROI stand for?
eve
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June 01, 2013, 04:26:38 PM
 #9

FPGA is better and ASIC is the best
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June 01, 2013, 06:49:50 PM
 #10

How much could you potentially make with any of these cards a day if all you plan on doing is mining?
I heard talk when I was in a game where a guy had "very intensive gaming hardware" and he was only making "a dollar a day"

Also, why not just get a miner?

At current difficulty I calculated it comes out to about $450 a month and I don't have any power costs. I have been mining LTC on my "Gaming PC" for the last 2 weeks about 8 hours a day sometimes more and have about 6 LTC. This setup should get me about 4-5 a day. I would like to add that I am by no means doing this to make a profit. I am doing this for fun and to help the coin community. I have been reading this stuff every day and trading what little LTC I have on BTC-E. Trading is a lot of fun too. If I make money then that is an added bonus. When or if I get board I will sell off my hardware and walk away. I think I am more likely to just reinvest into more equipment and re-purpose it if something happens to BTC or LTC. 4 months is my ROI plan though.

how do you feel about feathercoins or anything other than litecoins? also, what does ROI stand for?

ROI is return of investment.
locke916
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June 01, 2013, 08:05:53 PM
 #11

I have 2 Vapor-X in my rig and they are great. I run them at 950 MHz @ 943 core voltage. They pull just 172 watts out of the wall. In litecoin mining I get 560 kH/s. From an efficiency point of view not a bad ratio.
mymoneyman (OP)
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June 01, 2013, 08:26:28 PM
 #12


how do you feel about feathercoins or anything other than litecoins? also, what does ROI stand for?

I actually have half of my LTC in FTC right now (its not much). I hope it recovers but I have not been around long enough to make an educated call on it. Many say scam coins are all on their way out. LTC included.

FPGA is better and ASIC is the best

How is FPGA better? It's more efficient maybe but it has no other purpose and the resale is not likely to maintain its value. What would it cost me to get up and running with a 2 GH/s BTC or 2MH/s LTC miner using FPGA. I am open to all options. ASIC is not possible to get unless you wait and even then there is no guarantee it will ever be shipped. GPU is what makes sense to me right now.
mymoneyman (OP)
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June 01, 2013, 08:31:05 PM
 #13

I have 2 Vapor-X in my rig and they are great. I run them at 950 MHz @ 943 core voltage. They pull just 172 watts out of the wall. In litecoin mining I get 560 kH/s. From an efficiency point of view not a bad ratio.

Is that 560 kH/s each or both? My single 6870 is pushing 320 kH/s with zero errors @ 850 MHz intensity 15. Not sure the watts
locke916
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June 03, 2013, 02:58:54 PM
 #14

Quote
Is that 560 kH/s each or both?

It's 560 kH/s per card.
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June 09, 2013, 02:50:37 AM
 #15

Support, very good.
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