my card is HIS 7950. i can run at 1800 CPM. but my sh/m just 6~8.
when i run the first time it reach ~25sh/m but after 1-2 day it fall to 6-8. CPM don't change.
i use V 0.1.2D:\protoshare>clpts PqQSWV1CqDRay8frPVB3sWWmMMqQfBEKMT 0
*****************************************************************************
** clpts - OpenCL PTS Pool Miner v0.1.2
** by NaN - based on ptsminer.
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** PTS:  PtLx9kDLTXtR1ae3u7naXLPeGjjHZ1PGoR
** BTC:  1AumJ5uzz1nuER7pBA6Bh4gNusaxhN85rc
** Your donations will encourage further optimization and development
**
** press CTRL+C to exit
*****************************************************************************
Vendor of used platform (#1 / 1): Advanced Micro Devices, Inc.
        Name of device #1 / 4 (deviceID 0): Tahiti
        Name of device #2 / 4 (deviceID 1): Tahiti
        Name of device #3 / 4 (deviceID 2): Tahiti
        Name of device #4 / 4 (deviceID 3): Tahiti


spawning 1 worker thread(s)
[WORKER0] Hello, World!
[MASTER] 2014-Feb-05 01:18:07 | work received | sharetarget: 00fffffffffffffffff
fffffffffffffffffffffffffffffffffffffbeefde4d


Messages during compilation of program for device 'Tahiti':

LOOP UNROLL: pragma unroll (line 160)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 112)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 174)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 167)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 221)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 284)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 112)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 291)
    Unrolled as requested!
LOOP UNROLL: pragma unroll (line 112)
    Unrolled as requested!

[WORKER0] share found: 28426756 <-> 24746430 #1 (32) @ 1391537896
[STATS] 2014-Feb-05 01:18:17 | 1596.00 c/m | 6.00 sh/m | VL: 1 (100.00%), RJ: 0
(0.00%), ST: 0 (0.00%)
[WORKER0] share found: 50526446 <-> 64182950 #2 (448) @ 1391538016
[STATS] 2014-Feb-05 01:18:27 | 1734.00 c/m | 6.00 sh/m | VL: 2 (100.00%), RJ: 0
(0.00%), ST: 0 (0.00%)
[STATS] 2014-Feb-05 01:18:37 | 1748.00 c/m | 4.00 sh/m | VL: 2 (100.00%), RJ: 0
(0.00%), ST: 0 (0.00%)
[WORKER0] share found: 49151517 <-> 21210907 #3 (914) @ 1391538151
[STATS] 2014-Feb-05 01:18:47 | 1740.00 c/m | 4.50 sh/m | VL: 3 (100.00%), RJ: 0
(0.00%), ST: 0 (0.00%)
[WORKER0] share found: 47183015 <-> 12629281 #4 (1184) @ 1391538235
[WORKER0] share found: 67043267 <-> 2054009 #5 (1216) @ 1391538243
[WORKER0] share found: 30453882 <-> 4956445 #6 (1394) @ 1391538288
[WORKER0] share found: 66928955 <-> 307595 #7 (1428) @ 1391538296
[STATS] 2014-Feb-05 01:18:57 | 1800.00 c/m | 8.40 sh/m | VL: 7 (100.00%), RJ: 0
(0.00%), ST: 0 (0.00%)
[WORKER0] share found: 50718316 <-> 22417116 #8 (1640) @ 1391538357
[WORKER0] share found: 35133012 <-> 8683105 #9 (1748) @ 1391538383
[INFO] 2014-Feb-05 01:19:07 | mining 35s for developer
[STATS] 2014-Feb-05 01:19:07 | 1816.00 c/m | 9.00 sh/m | VL: 9 (100.00%), RJ: 0
(0.00%), ST: 0 (0.00%)
[WORKER0] share found: 65315683 <-> 32115183 #10 (1870) @ 1391538424
[MASTER] 2014-Feb-05 01:19:10 | work received | sharetarget: 00fffffffffffffffff
fffffffffffffffffffffffffffffffffffffbeefde4d
[STATS] 2014-Feb-05 01:19:17 | 1817.14 c/m | 8.57 sh/m | VL: 10 (100.00%), RJ: 0
 (0.00%), ST: 0 (0.00%)
[STATS] 2014-Feb-05 01:19:27 | 1846.50 c/m | 7.50 sh/m | VL: 10 (100.00%), RJ: 0
 (0.00%), ST: 0 (0.00%)
[WORKER0] share found: 8658198 <-> 45017443 #11 (2590) @ 1391538138
[WORKER0] share found: 2721651 <-> 27212416 #12 (2608) @ 1391538142
[STATS] 2014-Feb-05 01:19:37 | 1857.33 c/m | 8.00 sh/m | VL: 12 (100.00%), RJ: 0
 (0.00%), ST: 0 (0.00%)
[WORKER0] share found: 58705291 <-> 34361908 #13 (2896) @ 1391538223

sorry about my english.