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Topic: 7790 or 7950 ? - page 2. (Read 4277 times)

member
Activity: 70
Merit: 10
May 28, 2013, 09:13:13 PM
#6
My 7790 results...

296 mhash (guiminer -v -w 128 -f 1 1200/200)
246 khash (cgminer, tc 8000, w 128, i 17, 830/1500)

I have three and they hardly use any power. I'm running them stacked in a case and the fans are so quiet I can't hear them.

That said, I am looking to build a rig with 2x7950 or some other beastly cards because I want more hash.

420
hero member
Activity: 756
Merit: 500
May 28, 2013, 08:36:45 PM
#5
which makes the least heat compared to hashes?
sr. member
Activity: 391
Merit: 250
April 06, 2013, 02:38:31 AM
#4
All the reports I've seen of the 7790 for Scrypt are very, very bad.. Something in the area of 180 - 230 khash. Given the price, its not a good decision. However, there are multiple users that are reporting ~300 mhash for sha256-based mining. That is pretty darn good. May be worth it if you really want sha256-based mining.
full member
Activity: 164
Merit: 100
April 05, 2013, 11:46:48 PM
#3
thanks for info!
full member
Activity: 181
Merit: 100
April 05, 2013, 11:26:26 PM
#2
for script based coins I would go with the 7950 because of the faster vram bandwith.

for sha256  2 * 7790 less heat and power

my 2¢ Grin
full member
Activity: 164
Merit: 100
April 05, 2013, 11:08:34 PM
#1
Was on verge of getting 7950s but reading about lower power use etc on 7790 makes me think might be better
off in long run? I think 7950 will do roughly 2x a 7790.

For mining alt coins not BTC


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