Since I cannot continue the optimization of my rig I'll ask if anyone can help with another problem I have:

The display on my putty window always add extra lines, how can I get it to fit ?
miner@simpleminer:~$ screen -x miner
 189
   GPU1  51C  Sol/s: 496.6  Sol/W: 4.32  Avg: 504.2  I/s: 269.7  Sh: 0.89   1.00
 191
   GPU2  55C  Sol/s: 469.1  Sol/W: 4.07  Avg: 474.4  I/s: 253.5  Sh: 0.68   1.00
 189
>  GPU3  53C  Sol/s: 507.6  Sol/W: 4.20  Avg: 507.7  I/s: 270.5  Sh: 0.52   1.00
 189
>  GPU4  56C  Sol/s: 463.3  Sol/W: 4.09  Avg: 466.1  I/s: 248.5  Sh: 0.52   1.00
 189
   ========== Sol/s: 2481.1 Sol/W: 4.18  Avg: 2498.3 I/s: 1335.1 Sh: 3.25   1.00
 189
>  GPU0  48C  Sol/s: 542.3  Sol/W: 4.21  Avg: 545.8  I/s: 292.8  Sh: 0.62   1.00
 189
>  GPU1  51C  Sol/s: 492.7  Sol/W: 4.32  Avg: 504.0  I/s: 269.7  Sh: 0.88   1.00
 191
>  GPU2  55C  Sol/s: 468.3  Sol/W: 4.07  Avg: 474.3  I/s: 253.5  Sh: 0.67   1.00
 189
   GPU3  53C  Sol/s: 501.4  Sol/W: 4.20  Avg: 507.6  I/s: 270.5  Sh: 0.52   1.00
 189
   GPU4  56C  Sol/s: 462.0  Sol/W: 4.09  Avg: 466.0  I/s: 248.5  Sh: 0.52   1.00
 189
   ========== Sol/s: 2466.7 Sol/W: 4.18  Avg: 2497.7 I/s: 1335.0 Sh: 3.20   1.00
 189
   GPU0  48C  Sol/s: 553.5  Sol/W: 4.21  Avg: 545.9  I/s: 292.8  Sh: 0.66   1.00
 187 +
   GPU1  51C  Sol/s: 499.9  Sol/W: 4.32  Avg: 503.9  I/s: 269.8  Sh: 0.86   1.00
 191
   GPU2  55C  Sol/s: 476.7  Sol/W: 4.07  Avg: 474.4  I/s: 253.5  Sh: 0.71   1.00
 188 +

Using smOS + dstm 0.5.8

Another thing, my GPU seems to be labeled at random :
the GPU0 is actually the 2nd parameter in the smOS OC window..