The USB adapter is its positive, consistent with other cards. Warning following systems and USB2 connection or usb3: seen as a floppy drive or as. I expected still better performance level, too light write, prefer sandisk extreme! Lexar USB SDHC 16 Sequential Read: 89 178 MB / s Sequential Write: 25,806 MB / s 512KB Random Read: 82335 MB / s 512KB Random Write: 12,457 MB / s 4KB Random Read (QD = 1): 6,399 MB / s [1562.1 IOPS] 4KB Random Write (QD = 1): 0.967 MB / s [236.2 IOPS] 4KB Random Read (QD = 32): 7859 MB / s [1918.8 IOPS] 4KB Random Write (QD = 32): 1836 MB / s [448.2 IOPS]
