Crystal Disk Mark Speed Test

If you got a new 360 camera and want to know that the Micro SD card are fit for the camera
You can use CrystalDiskMark to test the your cards read and write speed
The Application are a free download from Microsoft app store and support 43 languish
Crystal Disk Mark is a simple storage benchmark and easy to use

https://www.microsoft.com/store/productId/9NBLGGH4Z6F2

Here under are different Micro SD Cards Read and Write speeds
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CrystalDiskMark 6.0.1 x64 (UWP) (C) 2007-2018 hiyohiyo
Crystal Dew World : https://crystalmark.info/en/software/crystaldiskmark/
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* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes

Sequential Read (Q= 32,T= 1) : 0.000 MB/s
Sequential Write (Q= 32,T= 1) : 0.000 MB/s
Random Read 4KiB (Q= 8,T= 8) : 0.000 MB/s [ 0.0 IOPS]
Random Write 4KiB (Q= 8,T= 8) : 0.000 MB/s [ 0.0 IOPS]
Random Read 4KiB (Q= 32,T= 1) : 0.000 MB/s [ 0.0 IOPS]
Random Write 4KiB (Q= 32,T= 1) : 0.000 MB/s [ 0.0 IOPS]
Random Read 4KiB (Q= 1,T= 1) : 0.000 MB/s [ 0.0 IOPS]
Random Write 4KiB (Q= 1,T= 1) : 0.000 MB/s [ 0.0 IOPS]

Test : 1024 MiB [] (x5) [Interval=5 sec]
Date : 2018/11/12 7:16:31
OS : Windows 10 Professional [10.0 Build 17134] (x64)

Note: V30 cards has a guarantee @ min 30 MB write speed !

some cameras requires this !

Important ! when you test you should use a High speed card reader in an USB 3 or3.1 port on the computer type:

SanDisk Extreme Pro

UHS-II SD Reader/writer

the inbuilt SD Reader/writer do often have limitations