07-23-2014, 04:27 AM 
		
	
	
		USB risers don't actually use USB, they're still PCI-e. running off of a x1 slot will increase host->device transfer times, but not by that much.
	
	
	
	
	
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					Please help: 2 of the 4 290X are way too slow when performing dictionary attack
				 
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