Author

Topic: 3x7950 or 2x7970? (Read 1009 times)

member
Activity: 84
Merit: 10
April 10, 2013, 10:42:17 AM
#12
I believe the only time that it matters is if you're doing crossfire, but even then I think certain ranges of cards can be mixed, like a 5850 and 5870 for example.  For mining it doesn't matter if you mix.
pro
full member
Activity: 138
Merit: 100
April 10, 2013, 10:15:08 AM
#11
jap should work.

i got 1x 6950 und 1x 6850 on the same board and they are mining quite well Smiley
hero member
Activity: 1470
Merit: 509
April 10, 2013, 09:58:37 AM
#10
Can cards be mixed?

I have a 7850 which I am going to use for LTC mining. My board can take another card.
Can I put in a 7950 alongside it or do both cards *have* to be the same?
I can get a 2nd 7850 fairly easily.

Thanks.
member
Activity: 84
Merit: 10
April 10, 2013, 09:21:30 AM
#9
First 7950 on the way, glad I waited until I did since the price dropped $30. Smiley

Thanks again everyone!
member
Activity: 84
Merit: 10
April 08, 2013, 08:21:52 AM
#8
@Caesar V: With all 3 + my 5870 I already have, currently it would be ~$60/day or 12.6 coins/day.  If it pays for itself in 16 days ill be more than happy. Cheesy  Even with just 1 which I am planning to start with at first will pay for itself in ~13 days.

@juve4v: Thanks for the info. Smiley
hero member
Activity: 505
Merit: 500
April 08, 2013, 08:13:51 AM
#7
7950s all the way ...for me at least .I  can say these cards seem to perform very good especially in scrypt . On the other hand I seen many people complaining about the new 7970s  locked or underperforming.
sr. member
Activity: 369
Merit: 250
April 08, 2013, 06:07:20 AM
#6
Is the investment worth it? What are your earning predictions?
member
Activity: 84
Merit: 10
April 08, 2013, 04:29:34 AM
#5
@Invest0r: Thanks for the input. Smiley

@Starlightbreaker: What were they selling for?  I always seem to miss good opportunities. Sad

@rgzen: Haven't seen any for sale yet, and I'm sure the price would be insane.
member
Activity: 93
Merit: 10
April 08, 2013, 02:23:37 AM
#4
What about get a 7990?
legendary
Activity: 1764
Merit: 1006
April 08, 2013, 02:19:24 AM
#3
3x7950s (~$960)

did you miss the newegg sale?
member
Activity: 112
Merit: 10
April 08, 2013, 02:10:39 AM
#2
I'd go for the 7950's.
member
Activity: 84
Merit: 10
April 08, 2013, 02:10:06 AM
#1
I'm looking at adding more video cards to my rig, but I am going to be adding them one by one instead of all at once.

Based on price and hashrate for scrypt, I'm thinking the better way to go is 3x7950s (~$960) since I've seen others able to get about 700khash/s with overclocking.  What do you think?
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