Ich habe es mal mit dem Parameter 0,2 versucht:
2012-06-04T23:04:20:
(Re)Scanning bus ...
2012-06-04T23:04:20: MAC address: 0004a36df152
2012-06-04T23:04:20: ztex_ufm1_15y1-04A36DF152: New device: bitfile=ztex_ufm1_15y1 f_default=200,00MHz f_max=240,00MHz HpC=1.0H
2012-06-04T23:04:20: ztex_ufm1_15y1-04A36DF152: FPGA 1: configuration time: 297 ms
2012-06-04T23:04:21: ztex_ufm1_15y1-04A36DF152: FPGA 2: configuration time: 282 ms
2012-06-04T23:04:21: ztex_ufm1_15y1-04A36DF152: FPGA 3: configuration time: 281 ms
2012-06-04T23:04:22: ztex_ufm1_15y1-04A36DF152: FPGA 4: configuration time: 297 ms
2012-06-04T23:04:22: ztex_ufm1_15y1-04A36DF152-1: New FPGA
2012-06-04T23:04:22: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 200,00MHz
2012-06-04T23:04:22: Starting mining thread for bus bus-0-0
2012-06-04T23:04:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: added
2012-06-04T23:04:22: ztex_ufm1_15y1-04A36DF152-2: New FPGA
2012-06-04T23:04:22: ztex_ufm1_15y1-04A36DF152-2: Set frequency to 200,00MHz
2012-06-04T23:04:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-2: added
2012-06-04T23:04:22: ztex_ufm1_15y1-04A36DF152-3: New FPGA
2012-06-04T23:04:22: ztex_ufm1_15y1-04A36DF152-3: Set frequency to 200,00MHz
2012-06-04T23:04:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-3: added
2012-06-04T23:04:22: ztex_ufm1_15y1-04A36DF152-4: New FPGA
2012-06-04T23:04:22: ztex_ufm1_15y1-04A36DF152-4: Set frequency to 200,00MHz
2012-06-04T23:04:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-4: added
2012-06-04T23:04:22: 1 new devices found.
2012-06-04T23:04:22:
Summary:
2012-06-04T23:04:22: Bus bus-0-0 : 4 miners
2012-06-04T23:04:22: Total : 4 miners
2012-06-04T23:04:22:
Disconnect all devices or enter `q' for exit. Enter `h' for help.
2012-06-04T23:04:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-4: Using LongPolling URL
http://pit.deepbit.net:8332/listenChannel2012-06-04T23:04:24: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 196,00MHz
2012-06-04T23:04:26: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 200,00MHz
2012-06-04T23:04:29: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 196,00MHz
2012-06-04T23:04:31: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 192,00MHz
2012-06-04T23:04:34: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 196,00MHz
2012-06-04T23:04:36: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 192,00MHz
2012-06-04T23:04:38: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 188,00MHz
2012-06-04T23:04:41: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 196,00MHz
2012-06-04T23:04:43: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 192,00MHz
2012-06-04T23:04:45: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 188,00MHz
2012-06-04T23:04:48: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 184,00MHz
2012-06-04T23:04:50: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 192,00MHz
2012-06-04T23:04:52: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 188,00MHz
2012-06-04T23:04:55: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 184,00MHz
2012-06-04T23:04:57: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 180,00MHz
2012-06-04T23:04:59: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 188,00MHz
2012-06-04T23:05:02: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 184,00MHz
2012-06-04T23:05:04: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 180,00MHz
2012-06-04T23:05:06: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 184,00MHz
2012-06-04T23:05:08: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 176,00MHz
2012-06-04T23:05:11: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 184,00MHz
2012-06-04T23:05:13: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 180,00MHz
2012-06-04T23:05:15: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 176,00MHz
2012-06-04T23:05:18: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 180,00MHz
2012-06-04T23:05:20: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 172,00MHz
2012-06-04T23:05:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 180,00MHz
2012-06-04T23:05:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: f=180,00MHz, submitted 0 new nonces, luckFactor=0,00
2012-06-04T23:05:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-2: f=200,00MHz, errorRate=0,00%, maxErrorRate=0,00%, hashRate=200,0MH/s, submitted 3 new nonces, luckFactor=1,07
2012-06-04T23:05:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-3: f=200,00MHz, errorRate=0,00%, maxErrorRate=0,00%, hashRate=200,0MH/s, submitted 4 new nonces, luckFactor=1,43
2012-06-04T23:05:22: bus-0-0: ztex_ufm1_15y1-04A36DF152-4: f=200,00MHz, errorRate=0,00%, maxErrorRate=0,00%, hashRate=200,0MH/s, submitted 3 new nonces, luckFactor=1,07
2012-06-04T23:05:22: bus-0-0: poll loop time: 24ms (USB: 13ms network: 11ms) getwork time: 91ms submit time: 75ms
2012-06-04T23:05:22: Total hash rate: 771,1 MH/s
2012-06-04T23:05:22: Total submitted hash rate: 712,0 MH/s
2012-06-04T23:05:22: --------
2012-06-04T23:05:24: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 176,00MHz
2012-06-04T23:05:26: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 172,00MHz
2012-06-04T23:05:29: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 176,00MHz
2012-06-04T23:05:31: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 172,00MHz
2012-06-04T23:05:33: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 168,00MHz
2012-06-04T23:05:35: bus-0-0: ztex_ufm1_15y1-04A36DF152-3: Set frequency to 204,00MHz
2012-06-04T23:05:35: bus-0-0: ztex_ufm1_15y1-04A36DF152-4: Set frequency to 204,00MHz
2012-06-04T23:05:35: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 176,00MHz
2012-06-04T23:05:35: bus-0-0: ztex_ufm1_15y1-04A36DF152-2: Set frequency to 204,00MHz
2012-06-04T23:05:38: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 172,00MHz
2012-06-04T23:05:40: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 168,00MHz
2012-06-04T23:05:42: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 172,00MHz
2012-06-04T23:05:45: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 168,00MHz
2012-06-04T23:05:47: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 164,00MHz
2012-06-04T23:05:49: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 172,00MHz
2012-06-04T23:05:51: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 168,00MHz
2012-06-04T23:05:54: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 164,00MHz
2012-06-04T23:05:56: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 168,00MHz
2012-06-04T23:05:58: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 164,00MHz
2012-06-04T23:06:00: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 160,00MHz
2012-06-04T23:06:03: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 168,00MHz
2012-06-04T23:06:05: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 164,00MHz
2012-06-04T23:06:07: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 160,00MHz
2012-06-04T23:06:09: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 164,00MHz
2012-06-04T23:06:12: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 160,00MHz
2012-06-04T23:06:14: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Set frequency to 156,00MHz
2012-06-04T23:06:14: bus-0-0: ztex_ufm1_15y1-04A36DF152-1: Error: Hash rate drop of 22,0% detect. This may be caused by overheating. FPGA is shut down to prevent damage. 50.0: Disabling device
Der Unterschied ist, es dauert etwas länger, bis der Chip abgeschaltet wird. :-(