昨天把風扇2 pin插到另一個2 pin的接頭，
沒想到風扇竟然完全不轉，猜想應該是5V的輸出
不過也因此畫面整個破圖、雪花
用mats測，沒發現錯誤。真是奇怪？？
接著用memtestCL & memtestG80測試
就發現有錯誤，這是記憶體還是GPU掛了？
只有記憶體可以單換顆粒嗎？
-------------------------------------------------------------
| MemtestCL v1.00 |
| |
| Usage: memtestCL [flags] [MB GPU RAM to test] [# iters] |
| |
| Defaults: GPU 0, 128MB RAM, 50 test iterations |
| Amount of tested RAM will be rounded up to nearest 2MB |
-------------------------------------------------------------
Available flags:
--platform N ,-p N : run test on the Nth (from 0) OpenCL platform
--gpu N ,-g N : run test on the Nth (from 0) OpenCL device
on selected platform
--license ,-l : show license terms for this build
--forcecomm, -f : DO send test results to Stanford (don't prompt)
--bancomm, -b : DO NOT send test results to Stanford (don't prompt)
--ramclock X , -r X : Specify RAM clock speed (for returned results) as X MHz
--coreclock X , -c X : Specify core/ROP clock speed (for returned results) as X MHz
Available OpenCL platforms:
0: NVIDIA CUDA (SELECTED)
Available OpenCL devices on selected platform:
0: GeForce 8500 GT (SELECTED)
Running 50 iterations of tests over 128 MB of memory on device 0: GeForce 8500 GT
Running memory bandwidth test over 20 iterations of 64 MB transfers...
Estimated bandwidth 7463.56 MB/s
Test iteration 1 on 128 MiB of memory on device 0 (GeForce 8500 GT): 0 errors so far
Moving Inversions (ones and zeros): 0 errors (187 ms)
Moving Inversions (random): 0 errors (188 ms)
Memtest86 Walking 8-bit: 0 errors (1497 ms)
True Walking zeros (8-bit): 0 errors (749 ms)
True Walking ones (8-bit): 0 errors (749 ms)
Memtest86 Walking zeros (32-bit): 0 errors (2995 ms)
Memtest86 Walking ones (32-bit): 0 errors (2995 ms)
Random blocks: 0 errors (1123 ms)
Memtest86 Modulo-20: 281 errors (13136 ms)
Logic (one iteration): 0 errors (234 ms)
Logic (4 iterations): 0 errors (655 ms)
Logic (local memory, one iteration): 0 errors (562 ms)
Logic (local memory, 4 iterations): 0 errors (1965 ms)
Test iteration 49 on 128 MiB of memory on device 0 (GeForce 8500 GT): 31488 errors so far
Moving Inversions (ones and zeros): 0 errors (187 ms)
Moving Inversions (random): 0 errors (188 ms)
Memtest86 Walking 8-bit: 0 errors (1497 ms)
True Walking zeros (8-bit): 0 errors (749 ms)
True Walking ones (8-bit): 0 errors (749 ms)
Memtest86 Walking zeros (32-bit): 0 errors (2995 ms)
Memtest86 Walking ones (32-bit): 0 errors (2995 ms)
Random blocks: 0 errors (1123 ms)
Memtest86 Modulo-20: 667 errors (13182 ms)
Logic (one iteration): 0 errors (234 ms)
Logic (4 iterations): 0 errors (656 ms)
Logic (local memory, one iteration): 0 errors (561 ms)
Logic (local memory, 4 iterations): 0 errors (1966 ms)
Test iteration 50 on 128 MiB of memory on device 0 (GeForce 8500 GT): 32155 errors so far
Moving Inversions (ones and zeros): 0 errors (187 ms)
Moving Inversions (random): 0 errors (187 ms)
Memtest86 Walking 8-bit: 0 errors (1498 ms)
True Walking zeros (8-bit): 0 errors (749 ms)
True Walking ones (8-bit): 0 errors (749 ms)
Memtest86 Walking zeros (32-bit): 0 errors (2995 ms)
Memtest86 Walking ones (32-bit): 0 errors (2995 ms)
Random blocks: 0 errors (1123 ms)
Memtest86 Modulo-20: 501 errors (13167 ms)
Logic (one iteration): 0 errors (234 ms)
Logic (4 iterations): 0 errors (655 ms)
Logic (local memory, one iteration): 0 errors (561 ms)
Logic (local memory, 4 iterations): 0 errors (1966 ms)
Test summary:
-----------------------------------------
50 iterations over 128 MiB of memory on device GeForce 8500 GT
Moving inversions (ones and zeros): 0 failed iterations
(0 total incorrect bits)
Memtest86 walking 8-bit: 0 failed iterations
(0 total incorrect bits)
True walking zeros (8-bit): 0 failed iterations
(0 total incorrect bits)
True walking ones (8-bit): 0 failed iterations
(0 total incorrect bits)
Moving inversions (random): 0 failed iterations
(0 total incorrect bits)
True walking zeros (32-bit): 0 failed iterations
(0 total incorrect bits)
True walking ones (32-bit): 0 failed iterations
(0 total incorrect bits)
Random blocks: 1 failed iterations
(2 total incorrect bits)
Memtest86 Modulo-20: 48 failed iterations
(32654 total incorrect bits)
Integer logic: 0 failed iterations
(0 total incorrect bits)
Integer logic (4 loops): 0 failed iterations
(0 total incorrect bits)
Integer logic (local memory): 0 failed iterations
(0 total incorrect bits)
Integer logic (4 loops, local memory): 0 failed iterations
(0 total incorrect bits)
Final error count: 48 test iterations with at least one error; 32656 errors total
-----------------------分隔線---------------------------------------------
-------------------------------------------------------------
| MemtestG80 v1.00 |
| |
| Usage: memtestG80 [flags] [MB GPU RAM to test] [# iters] |
| |
| Defaults: GPU 0, 128MB RAM, 50 test iterations |
| Amount of tested RAM will be rounded up to nearest 2MB |
-------------------------------------------------------------
Available flags:
--gpu N ,-g N : run test on the Nth (from 0) CUDA GPU
--license ,-l : show license terms for this build
--forcecomm, -f : DO send test results to Stanford (don't prompt)
--bancomm, -b : DO NOT send test results to Stanford (don't prompt)
--ramclock X , -r X: Specify RAM clock speed (for returned results) as X MHz
--coreclock X , -c X: Specify core/ROP clock speed (for returned results) as X MHz
Running 100 iterations of tests over 128 MB of GPU memory on card 0: GeForce 8500 GT
Running memory bandwidth test over 20 iterations of 64 MB transfers...
Estimated bandwidth 9660.38 MB/s
Test iteration 1 (GPU 0, 128 MiB): 0 errors so far
Moving Inversions (ones and zeros): 0 errors (156 ms)
Memtest86 Walking 8-bit: 0 errors (1248 ms)
True Walking zeros (8-bit): 0 errors (624 ms)
True Walking ones (8-bit): 0 errors (624 ms)
Moving Inversions (random): 0 errors (156 ms)
Memtest86 Walking zeros (32-bit): 0 errors (2496 ms)
Memtest86 Walking ones (32-bit): 0 errors (2496 ms)
Random blocks: 0 errors (983 ms)
Memtest86 Modulo-20: 40 errors (11232 ms)
Logic (one iteration): 0 errors (297 ms)
Logic (4 iterations): 0 errors (936 ms)
Logic (shared memory, one iteration): 0 errors (436 ms)
Logic (shared-memory, 4 iterations): 0 errors (1498 ms)
Test iteration 99 (GPU 0, 128 MiB): 34876 errors so far
Moving Inversions (ones and zeros): 4294967295 errors (0 ms)
Memtest86 Walking 8-bit: 4294967288 errors (16 ms)
True Walking zeros (8-bit): 4294967288 errors (0 ms)
True Walking ones (8-bit): 4294967288 errors (0 ms)
Moving Inversions (random): 4294967295 errors (0 ms)
Memtest86 Walking zeros (32-bit): 4294967264 errors (0 ms)
Memtest86 Walking ones (32-bit): 4294967264 errors (0 ms)
Random blocks: 4294967295 errors (0 ms)
Memtest86 Modulo-20: 4294967276 errors (0 ms)
Logic (one iteration): 4294967295 errors (0 ms)
Logic (4 iterations): 4294967295 errors (0 ms)
Logic (shared memory, one iteration): 4294967295 errors (0 ms)
Logic (shared-memory, 4 iterations): 4294967295 errors (0 ms)
Test iteration 100 (GPU 0, 128 MiB): 34761 errors so far
Moving Inversions (ones and zeros): 4294967295 errors (0 ms)
Memtest86 Walking 8-bit: 4294967288 errors (0 ms)
True Walking zeros (8-bit): 4294967288 errors (0 ms)
True Walking ones (8-bit): 4294967288 errors (0 ms)
Moving Inversions (random): 4294967295 errors (0 ms)
Memtest86 Walking zeros (32-bit): 4294967264 errors (0 ms)
Memtest86 Walking ones (32-bit): 4294967264 errors (0 ms)
Random blocks: 4294967295 errors (0 ms)
Memtest86 Modulo-20: 4294967276 errors (0 ms)
Logic (one iteration): 4294967295 errors (0 ms)
Logic (4 iterations): 4294967295 errors (0 ms)
Logic (shared memory, one iteration): 4294967295 errors (0 ms)
Logic (shared-memory, 4 iterations): 4294967295 errors (0 ms)
Final error count after 100 iterations over 128 MiB of GPU memory: 34646 errors
