Author

Topic: Do I really need a fan? (Read 409 times)

legendary
Activity: 952
Merit: 1000
January 11, 2014, 01:59:53 PM
#3
Why would you not run the fan? Run a little $10 case fan, and increase the lifespan on your $500 worth of GPUs? Sounds like a good deal to me.
legendary
Activity: 4116
Merit: 7849
'The right to privacy matters'
January 11, 2014, 10:37:36 AM
#2
no as long as  you stay under 75c you are good.

as an aside if they can be underclocked just a little.  power can drop a lot as will  temps.  sometimes the last little bit of gh is not worth the over clocking.

when I ran 23 gpus at about  600mh each i would get about 14gh and use close to 4200 watts,

when I ran the same 23 gpus at about 500mh each via under clock I would get about 11 gh and use 2200 watts.
hero member
Activity: 777
Merit: 500
January 11, 2014, 10:35:59 AM
#1
Hi, I am using a desktop fan on speed 1 for cooling my rig down. Both my gpu's (280x and 7950) are are about 68C with the fan and without it they are 70C-72C. So do I really need the fan on? Thanks
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