Matching the claimed read through speeds Virtually precisely at 254MB/s, the 1667X does nicely compared towards the claimed transfer speeds. Generate speeds did drop by about twenty% to 101MB/s, which has similarities to or much better than other cards Within this roundup. This was superseded because of the Velocity Class https://sparxsocial.com/story4600438/the-single-best-strategy-to-use-for-class-10-sd-memory-card