Camera Memory Speed has competed their test of CF and SD card speed comparison on  Canon EOS 5Ds / 5Ds R. From the result, we can see that CF cards are much faster than SD cards and the fastest SD card is the Lexar Professional 2000x UHS-II 32GB at only 71.8 MB/s.

Below are Top 10 fastest cards:

1. Lexar Professional 1066x 32GB – CF – 101.6 MB/s – Buy Now
2. Komputerbay 1066x 128GB – CF – 101.6 MB/s – Buy Now
3. Lexar Professional 1066x 64GB – CF – 101.5 MB/s – Buy Now
4. Lexar Professional 1066x 128GB – CF – 101.4 MB/s – Buy Now
5. PixelFlash SuperSport 1000X-PRO 128GB – CF – 101.3 MB/s – Buy Now
6. SanDisk Extreme Pro 160MB/s 64GB – CF – 99.9 MB/s – Buy Now
7. SanDisk Extreme Pro 160MB/s 32GB – CF – 99.8 MB/s – Buy Now
8. Toshiba Exceria Pro 1066x 32GB – CF – 99.6 MB/s – Buy Now
9. Transcend 1000x 128GB – CF – 99.5 MB/s – Buy Now
10. Toshiba Exceria Pro 1066x 64GB – CF – 99.5MB/s – Buy Now

Source: Camera Memory Speed

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