Not bad: 1x1070 in PCIEx16 slot and 4x1060's in 1x risers give ca 2 KH. With 730W power consumption and about the same price it turns my B3 pseudo-ASIC into a doorstopper.
2018-06-09 10:31:09,331 INFO - ========== GPU Information ==========
2018-06-09 10:31:09,332 INFO - GPU 0: GeForce GTX 1070 8116 MB
2018-06-09 10:31:09,333 INFO - GPU 1: GeForce GTX 1060 3GB 3019 MB
2018-06-09 10:31:09,334 INFO - GPU 2: GeForce GTX 1060 3GB 3019 MB
2018-06-09 10:31:09,335 INFO - GPU 3: GeForce GTX 1060 3GB 3019 MB
2018-06-09 10:31:09,336 INFO - GPU 4: GeForce GTX 1060 3GB 3019 MB
...
2018-06-09 10:32:11,868 INFO - ========== REPORT ==========
2018-06-09 10:32:11,869 INFO - Total Hashrate: 1958.85 H/s | Accept shares: 2 | Reject shares: 0
2018-06-09 10:32:11,869 INFO - <GPU0>: 586.65 H/s <GPU1>: 340.75 H/s <GPU2>: 344.42 H/s <GPU3>: 342.53 H/s <GPU4>: 344.50 H/s
G3258 CPU load is 33%, all GPU's are 100% loaded:
# gpu pwr temp sm mem enc dec mclk pclk
# Idx W C % % % % MHz MHz
0 174 60 100 49 0 0 4404 2012
1 117 71 100 39 0 0 4404 1949
2 121 69 99 34 0 0 4404 1987
3 119 82 100 40 0 0 4404 1949
4 117 59 100 40 0 0 4404 1987