You can find a test of several different SD cards at fastest SD cards for Nikon D750. Write speed has the greatest impact on shooting performance. Many cards are only labeled or advertised with a read speed and the write speed may be significantly lower. )īecause the Nikon D750 is capable of writing well above the Speed Class ratings, you would need to refer the SD card manufacturer’s claimed write speed. The SD Class is a number inside the letter C. (UHS Class is different from older SD Class, where the maximum is Class 10 supporting 10MB/s. U1 supports a minimum 10MB/s continuous write speed U3 minimum 30MB/s write. A specific UHS Speed Class may also be present, which is the letter U with a number inside.

UHS-I cards are denoted by the Roman numeral one “ I” beside to the SD logo. The UHS-I standard allows speeds up to a theoretical maximum 104 MB/s however actual write speeds in use may be lower.

Cards with high write speed impove the performance of the D750. The Nikon D750 has two SD card slots that support fast UHS-I cards of type SDHC and SDXC.

Nikon camera card reader