Litecoinの採掘に成功しました。レートは約230kHash/sです、高いのか低いのか判断がつきません。一位の人は約1900kHash/sです。どのようなマシンを使っているのでしょうね。ちなみに2chpoolを使ってます。

参考：
[URL]
[URL]
[URL]
GPU性能比較
[URL]

コマンド：
cudaminer -o stratum+tcp://ltc.2chpool.com:3333 -u user_id.worker_id -p worker_password

ログ：
*** CudaMiner for nVidia GPUs by Christian Buchner ***
This is version 2013-12-18 (beta)
based on pooler-cpuminer 2.3.2 (c) 2010 Jeff Garzik, 2012 pooler
Cuda additions Copyright 2013 Christian Buchner
My donation address: LKS1WDKGED647msBQfLBHV3Ls8sveGncnm

[2014-01-06 12:13:41] 1 miner threads started, using 'scrypt' algorithm.
[2014-01-06 12:13:41] Starting Stratum on stratum+tcp://ltc.2chpool.com:3333
[2014-01-06 12:13:44] Stratum detected new block
[2014-01-06 12:13:45] GPU #0: GRID K520 with compute capability 3.0
[2014-01-06 12:13:45] GPU #0: interactive: 0, tex-cache: 0 , single-alloc: 0
[2014-01-06 12:13:45] GPU #0: Performing auto-tuning (Patience...)
[2014-01-06 12:13:45] GPU #0: maximum warps: 977
[2014-01-06 12:14:38] Stratum detected new block
[2014-01-06 12:17:19] Stratum detected new block
[2014-01-06 12:17:58] Stratum detected new block
[2014-01-06 12:20:08] Stratum detected new block
[2014-01-06 12:20:14] GPU #0: 233.72 khash/s with configuration K24x32
[2014-01-06 12:20:14] GPU #0: using launch configuration K24x32
[2014-01-06 12:20:14] GPU #0: GRID K520, 0.06 khash/s
[2014-01-06 12:20:14] GPU #0: GRID K520, 112.86 khash/s
[2014-01-06 12:20:33] GPU #0: GRID K520, 224.30 khash/s
[2014-01-06 12:20:33] accepted: 1/1 (100.00%), 224.30 khash/s (yay!!!)
[2014-01-06 12:20:49] GPU #0: GRID K520, 224.09 khash/s
[2014-01-06 12:20:49] accepted: 2/2 (100.00%), 224.09 khash/s (yay!!!)
[2014-01-06 12:20:58] Stratum detected new block
[2014-01-06 12:20:59] GPU #0: GRID K520, 223.20 khash/s
[2014-01-06 12:21:07] GPU #0: GRID K520, 222.80 khash/s
[2014-01-06 12:21:07] accepted: 3/3 (100.00%), 222.80 khash/s (yay!!!)
[2014-01-06 12:21:38] GPU #0: GRID K520, 224.82 khash/s
[2014-01-06 12:21:38] accepted: 4/4 (100.00%), 224.82 khash/s (yay!!!)