Search found 2 matches

by b4441b29
Thu Nov 10, 2016 2:31 pm
Forum: FAH Hardware
Topic: PCI-e bandwidth/capacity limitations
Replies: 257
Views: 112281

Re: PCI-e bandwidth/capacity limitations

Here are some real PPD numbers for the GTX 1070 on the Ubuntu 16.06 system I posted FAHBench tests on earlier. In the 16x lane slot with Nvidia driver version 367.44 it averaged 659240 PPD one week and 629492 PPD the next. In the 4x lane slot with Nvidia driver version 370.28 it averaged 662106 PPD ...
by b4441b29
Tue Oct 18, 2016 12:03 am
Forum: FAH Hardware
Topic: PCI-e bandwidth/capacity limitations
Replies: 257
Views: 112281

Re: PCI-e bandwidth/capacity limitations

Here is another data point. Ubuntu 16.06 and Nvidia driver 370.28. I ran FAHBench 2.2.5 tests with a GTX 1070 on an ASRock (Intel) Z170 Extreme3 motherboard. This is running at PCIe 3.0 speed. In a 16x lane slot it scored 142.223 on Single Precision and 9.31145 on Double Precision. In a 4x lane slot...