[Nook Color General] AnimeMania:
I purchased a couple of MicroSD Cards, here are the benchmarks that I got:

Samsung 16 GB Class 10

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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo

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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 20.077 MB/s

Sequential Write : 8.837 MB/s

Random Read 512KB : 19.228 MB/s

Random Write 512KB : 1.160 MB/s

Random Read 4KB (QD=1) : 2.354 MB/s [ 574.8 IOPS]

Random Write 4KB (QD=1) : 0.364 MB/s [ 88.8 IOPS]

Random Read 4KB (QD=32) : 2.329 MB/s [ 568.5 IOPS]

Random Write 4KB (QD=32) : 0.405 MB/s [ 99.0 IOPS]

Test : 50 MB [F: 0.0% (0.0/15.0 GB)] (x5)

Date : 2011/12/23 15:44:01

OS : Windows Vista Home Premium Edition SP2 [6.0 Build 6002] (x64)

Samsung 16 GB Class 10

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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo

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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 20.083 MB/s

Sequential Write : 9.060 MB/s

Random Read 512KB : 19.243 MB/s

Random Write 512KB : 1.084 MB/s

Random Read 4KB (QD=1) : 2.318 MB/s [ 565.8 IOPS]

Random Write 4KB (QD=1) : 0.410 MB/s [ 100.2 IOPS]

Random Read 4KB (QD=32) : 2.498 MB/s [ 609.8 IOPS]

Random Write 4KB (QD=32) : 0.407 MB/s [ 99.5 IOPS]

Test : 50 MB [F: 0.0% (0.0/15.0 GB)] (x5)

Date : 2011/12/23 16:26:18

OS : Windows Vista Home Premium Edition SP2 [6.0 Build 6002] (x64)

Lexar 16 GB Class 10

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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo

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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 19.722 MB/s

Sequential Write : 11.188 MB/s

Random Read 512KB : 19.508 MB/s

Random Write 512KB : 1.360 MB/s

Random Read 4KB (QD=1) : 4.457 MB/s [ 1088.1 IOPS]

Random Write 4KB (QD=1) : 0.015 MB/s [ 3.5 IOPS]

Random Read 4KB (QD=32) : 4.635 MB/s [ 1131.5 IOPS]

Random Write 4KB (QD=32) : 0.026 MB/s [ 6.3 IOPS]

Test : 50 MB [F: 0.0% (0.0/14.9 GB)] (x5)

Date : 2011/12/23 16:15:48

OS : Windows Vista Home Premium Edition SP2 [6.0 Build 6002] (x64)

Silicon Power 16 GB Class 4

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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo

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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 17.361 MB/s

Sequential Write : 7.030 MB/s

Random Read 512KB : 17.338 MB/s

Random Write 512KB : 1.173 MB/s

Random Read 4KB (QD=1) : 3.432 MB/s [ 837.8 IOPS]

Random Write 4KB (QD=1) : 0.021 MB/s [ 5.1 IOPS]

Random Read 4KB (QD=32) : 3.727 MB/s [ 909.9 IOPS]

Random Write 4KB (QD=32) : 0.027 MB/s [ 6.5 IOPS]

Test : 50 MB [F: 0.0% (0.0/14.8 GB)] (x5)

Date : 2011/12/31 13:51:06

OS : Windows Vista Home Premium Edition SP2 [6.0 Build 6002] (x64)

Silicon Power 16 GB Class 4

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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo

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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 18.066 MB/s

Sequential Write : 7.231 MB/s

Random Read 512KB : 17.715 MB/s

Random Write 512KB : 1.256 MB/s

Random Read 4KB (QD=1) : 3.450 MB/s [ 842.4 IOPS]

Random Write 4KB (QD=1) : 0.026 MB/s [ 6.4 IOPS]

Random Read 4KB (QD=32) : 3.744 MB/s [ 913.9 IOPS]

Random Write 4KB (QD=32) : 0.021 MB/s [ 5.1 IOPS]

Test : 50 MB [F: 0.0% (0.0/14.8 GB)] (x5)

Date : 2011/12/31 14:14:51

OS : Windows Vista Home Premium Edition SP2 [6.0 Build 6002] (x64)

Silicon Power 16 GB Class 4

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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo

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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 16.772 MB/s

Sequential Write : 7.189 MB/s

Random Read 512KB : 16.769 MB/s

Random Write 512KB : 1.251 MB/s

Random Read 4KB (QD=1) : 3.432 MB/s [ 838.0 IOPS]

Random Write 4KB (QD=1) : 0.028 MB/s [ 6.7 IOPS]

Random Read 4KB (QD=32) : 3.757 MB/s [ 917.4 IOPS]

Random Write 4KB (QD=32) : 0.022 MB/s [ 5.4 IOPS]

Test : 50 MB [F: 0.0% (0.0/14.8 GB)] (x5)

Date : 2011/12/31 14:28:50

OS : Windows Vista Home Premium Edition SP2 [6.0 Build 6002] (x64)

SanDisk 4 GB

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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo

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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 10.909 MB/s

Sequential Write : 5.618 MB/s

Random Read 512KB : 10.808 MB/s

Random Write 512KB : 1.413 MB/s

Random Read 4KB (QD=1) : 3.450 MB/s [ 842.2 IOPS]

Random Write 4KB (QD=1) : 0.538 MB/s [ 131.3 IOPS]

Random Read 4KB (QD=32) : 3.325 MB/s [ 811.9 IOPS]

Random Write 4KB (QD=32) : 0.714 MB/s [ 174.2 IOPS]

Test : 50 MB [F: 0.0% (0.0/3773.5 MB)] (x5)

Date : 2012/01/11 13:33:41

OS : Windows Vista Home Premium Edition SP2 [6.0 Build 6002] (x64)

SanDisk 16 GB Class 4

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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo

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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 20.118 MB/s

Sequential Write : 6.344 MB/s

Random Read 512KB : 19.600 MB/s

Random Write 512KB : 1.665 MB/s

Random Read 4KB (QD=1) : 3.086 MB/s [ 753.4 IOPS]

Random Write 4KB (QD=1) : 0.630 MB/s [ 153.9 IOPS]

Random Read 4KB (QD=32) : 3.293 MB/s [ 803.9 IOPS]

Random Write 4KB (QD=32) : 0.535 MB/s [ 130.6 IOPS]

Test : 50 MB [F: 0.0% (0.0/14.8 GB)] (x5)

Date : 2012/01/11 13:43:30

OS : Windows Vista Home Premium Edition SP2 [6.0 Build 6002] (x64)

SanDisk 8 GB Class 4

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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo

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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]

Sequential Read : 20.139 MB/s

Sequential Write : 5.381 MB/s

Random Read 512KB : 19.822 MB/s

Random Write 512KB : 2.951 MB/s

Random Read 4KB (QD=1) : 4.178 MB/s [ 1020.1 IOPS]

Random Write 4KB (QD=1) : 1.271 MB/s [ 310.3 IOPS]

Random Read 4KB (QD=32) : 3.780 MB/s [ 922.8 IOPS]

Random Write 4KB (QD=32) : 1.103 MB/s [ 269.2 IOPS]

Test : 50 MB [F: 0.0% (0.0/7572.0 MB)] (x5)

Date : 2012/01/20 16:21:14

OS : Windows Vista Home Premium Edition SP2 [6.0 Build 6002] (x64)