Yes both of my 8800gts are doing it.

10:04:46] [email protected] GPU Core - Beta
[10:04:46] Version 1.24 (Mon Mar 2 19:49:32 PST 2009)
[10:04:46]
[10:04:46] Compiler : Microsoft (R) 32-bit C/C++ Optimizing Compiler Version 14.00.50727.762 for 80x86
[10:04:46] Build host: vspm46
[10:04:46] Board Type: Nvidia
[10:04:46] Core :
[10:04:46] Preparing to commence simulation
[10:04:46] - Assembly optimizations manually forced on.
[10:04:46] - Not checking prior termination.
[10:04:46] - Expanded 68430 -> 357580 (decompressed 522.5 percent)
[10:04:46] Called DecompressByteArray: compressed_data_size=68430 data_size=357580, decompressed_data_size=357580 diff=0
[10:04:46] - Digital signature verified
[10:04:46]
[10:04:46] Project: 5903 (Run 1, Clone 254, Gen 4)
[10:04:46]
[10:04:46] Assembly optimizations on if available.
[10:04:46] Entering M.D.
[10:04:52] Will resume from checkpoint file
[10:04:52] Tpr hash work/wudata_09.tpr: 4227136318 1622523732 3885116843 2446024178 1763735763
[10:04:52] mdrun_gpu returned
[10:04:52] Going to send back what have done -- stepsTotalG=0
[10:04:52] Work fraction=0.0000 steps=0.
[10:04:56] logfile size=21653 infoLength=21653 edr=0 trr=25
[10:04:56] - Writing 22191 bytes of core data to disk...
[10:04:56] Done: 21679 -> 5273 (compressed to 24.3 percent)
[10:04:56] ... Done.
[10:04:59]
[10:04:59] [email protected] Core Shutdown: UNSTABLE_MACHINE
[10:05:02] CoreStatus = 7A (122)
[10:05:02] Sending work to server
[10:05:02] Project: 5903 (Run 1, Clone 254, Gen 4)
[10:05:02] - Read packet limit of 540015616... Set to 524286976.
[10:05:02] + Attempting to send results [March 16 10:05:02 UTC]
[10:05:02] - Reading file work/wuresults_09.dat from core
[10:05:02] (Read 5785 bytes from disk)
[10:05:02] Connecting to http://171.64.122.70:8080/
[10:05:03] Posted data.
[10:05:03] Initial: 0000; - Uploaded at ~6 kB/s
[10:05:03] - Averaged speed for that direction ~12 kB/s
[10:05:03] + Results successfully sent
[10:05:03] Thank you for your contribution to [email protected]
[10:05:07] EUE limit exceeded. Pausing 24 hours.
[10:17:39] ***** Got a SIGTERM signal (2)
[10:17:39] Killing all core threads
[email protected] Client Shutdown.