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OCZ microSD Card Review

Date: 2008-03-31  Reviewed by: Shane McGlaun  Manufacturer: OCZ

8.5/10
I4U Rating

Features & Specifications
The OCZ microSD card ships with a microSd adapter and a standard SD card adapter. The card is available in both 1GB and 2GB capacities. The card is 66x speed rated and both the adapters included are official Secure Digital complaint. The card is covered by a one year warranty.

Performance
To test the OCZ microSD card I used Sandra XII, shot some pictures using the card and moved large files to and from the card. The file tests were done with the OCZ microSD card in a card reader connected to my PC via USB 2.0 using the SD card adapter included. To see how well the card stood up to burst shooting in a digital camera I put it into my Nikon D80 and shot away.

Sandra XII
The first test up was Sandra XII’s removable storage benchmark. The results from Sandra XII are pasted below:  

SiSoftware Sandra- Removable storage benchmark

 

Benchmark Results

Device Index : 27ops/minute

Endurance Factor : 62.50

Results Interpretation : Higher index values are better.

 

32kB Files Test

Read Performance : 33ops/minute, 17.60kB/s, 0.12X

Write Performance : 2628ops/minute, 1.37MB/s, 9.34X

File Fragments : 1.0

Combined Index : 33ops/minute

 

256kB Files Test

Read Performance : 49ops/minute, 209.07kB/s, 1.39X

Write Performance : 1250ops/minute, 5.21MB/s, 35.56X

File Fragments : 1.0

Combined Index : 48ops/minute

 

2MB Files Test

Read Performance : 12ops/minute, 409.60kB/s, 2.73X

Write Performance : 201ops/minute, 6.70MB/s, 45.74X

File Fragments : 1.0

Combined Index : 12ops/minute

 

Endurance Test Status

Operating System Disk Cache Used : No

Use Overlapped I/O : No

Test File Size : 32MB

Block Size : 512bytes

File Fragments : 1

 

Endurance Benchmark Breakdown

Repeated Sector ReWrite : 225kB/s

Sequential Sector Write : 149kB/s

Random Sector Write : 2kB/s

File Write
For the next test I moved a folder containing 114MB of image files to and from the OCZ microSD card and recorded the time with a stopwatch. It took 39 seconds to write the folder to the card and 25 seconds to read the folder back to the computer.

Camera Use
For the final test I fired up my D80 and shot extended image bursts with the OCZ microSD card in the SD card adapter. The D80 can shoot fast bursts and with slow SD cards I have ran into issues before where the cameras buffer would get full before the files could be written to the card causing the burst rate to drop.

The OCZ microSD card didn’t have that problem. I shot image bursts at full speed for about 30 seconds. While the buffer was still writing images to the card when I released the shutter button, the burst speed never dropped and there was no lag when shooting.

Final Thoughts
The best part about the OCZ microSD card is that with the one card you get storage for your mobile phone, MP3 player and digital camera. That is assuming all your devices use SD based memory. The OCZ microSD card isn’t the fastest memory card I have tested, but it will work well for most any use.





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