Read & Write Speed

USB Flash Drives: Printed Circuit Board

Product	Configuration	Capacity	Flash Type	Read Speed	Write Speed
USB 2.0	PCB	8GB – 128GB	MLC	18 – 38 MB/s	5 – 24 MB/s
USB 3.0	PCB	32GB – 256GB	MLC DDR	80 – 219 MB/s	33 – 140 MB/s

Flash Memory Cards: SD

Product	Class Rating	Capacity	Flash Type	Controller	Read Speed	Write Speed
SDHC	Class 10	8GB – 64GB	MLC	3.0 / UHS – 1	47 – 28 MB/s	11 – 28 MB/s
Performance SDHC	Class 10 30 MB/s	8GB – 128GB	MLC DDR	3.0 / UHS – 1	70 – 95 MB/s	37 – 75 MB/s
High Performance SDHC	Class 10 60 MB/s	8GB – 64GB	MLC DDR	3.0 / UHS – 1	70 – 95 MB/s	63 – 75 MB/s
Elite Performance SDHC	Class 10 90 MB/s	32GB – 256GB	MLC Toggle	3.0 / UHS – 1	95 MB/s	90 MB/s

Flash Memory Cards: microSD

Product	Class Rating	Capacity	Flash Type	Controller	Read Speed	Write Speed
Performance mircroSDHC	Class 10	8GB – 64GB	MLC	3.0 / UHS – 1	44 – 90 MB/s	11 – 27 MB/s
High Performance microSDHC	Class 10 30 MB/s	16GB – 32GB	MLC DDR	3.0 / UHS – 1	70 – 95 MB/s	40 – 50 MB/s
High Performance SDHC	Class 10 60 MB/s	8GB – 64GB	MLC DDR	3.0 / UHS – 1	70 – 95 MB/s	63 – 75 MB/s
Elite Performance SDHC	Class 10 90 MB/s	32GB – 256GB	MLC Toggle	3.0 / UHS – 1	95 MB/s	90 MB/s