These are the numbers I am getting on one set of rigs in my farm.  I won't post the specs unless they are requested - as I am not sure if these numbers are even the best possible hashes possible. I may need to so some tweaking myself

GPU:                RADEON SAPPHIRE R9 280x - 3GB OC Version
AMD DRIVERS:   14.6 Release Version
OS:                  Windows 8.1 Enterprise
CPU:                 Pentium Dual Core 3.2Ghz
RAM:                4GB
HDD:                 60GB SSD
MINER:              SGMiner Windows32 Build release 6/20

4 Cards per system - numbers below are PER CARD.

x11: 4.18
x13: 3.10
x15: 2.92


GPU:                  GIGABYTE R9 270x
AMD DRIVERS:   14.6 Release Version
OS:                  Windows 8.1 Enterprise
CPU:                 Pentium Dual Core 3.2Ghz
RAM:                4GB
HDD:                 60GB SSD
MINER:              SGMiner Windows32 Build release 6/20

4 Cards per system - numbers below are PER CARD.

x11: 2.25
x13: 1.69
x15: 1.45

Hope this Helps!

Strato

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