= Benchmark SD card = Testing is done with the script on the end of this page. == Testing hardware == {{{ MacBook Pro (Retina, 13-inch, Late 2013) Processor 2,8 GHz Intel Core i7 Memory 8 GB 1600 MHz DDR3 }}} == Samsung MB-SS04D (4Gb)== Read Speed is: 460.111 MB/sec Write Speed is: 7.68433 MB/sec --------------------- == Lexar Premium Series SDHC(16GB) == Read Speed is: 5316.95 MB/sec Write Speed is: 710.339 MB/sec --------------------- == Sandisk Ultra 15MB/s (4Gb) == Read Speed is: 21.6632 MB/sec Write Speed is: 14.3259 MB/sec --------------------- == Emtec S4G6TD02G10BB (2Gb)== == Test Script == {{{ #!/bin/bash echo "---------------------" echo "Write Test Running. Please Wait..." write=$(dd if=/dev/zero bs=2048k of=tstfile count=1024 2>&1 | grep sec | awk '{print $1 / 1024 / 1024 / $5, "MB/sec" }') purge echo "" echo "Read Test Running. Please Wait..." read=$(dd if=tstfile bs=2048k of=/dev/null count=1024 2>&1 | grep sec | awk '{print $1 / 1024 / 1024 / $5, "MB/sec" }') clear echo "" echo "Read Speed is: $read" echo "Write Speed is: $write" echo "---------------------" echo "Cleaning up. Please Wait..." purge rm tstfile echo "" exit 0 }}}