Performance benchmark for Windows EFS, and BoxCryptor
Didn’t have the time to do a very serious benchmark but in case this is useful:
Some SSD, unencrypted
$ dd if=/dev/zero of=zero bs=500M count=1 1+0 records in 1+0 records out 524288000 bytes (524 MB) copied, 4.42172 s, 119 MB/s
Some SSD, with EFS
$ dd if=/dev/zero of=zero bs=500M count=1 1+0 records in 1+0 records out 524288000 bytes (524 MB) copied, 13.4115 s, 39.1 MB/s
Some SATA HDD, unencrypted
$ dd if=/dev/zero of=zero bs=500M count=1 1+0 records in 1+0 records out 524288000 bytes (524 MB) copied, 8.64324 s, 60.7 MB/s
Some SATA HDD, BoxCryptor
$ dd if=/dev/zero of=zero bs=500M count=1 1+0 records in 1+0 records out 524288000 bytes (524 MB) copied, 17.8249 s, 29.4 MB/s
Another run using a Mac with some SSD hard disk. CoreStorage vs. TrueCrypt vs BoxCryptor: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
Unencrypted, SSD
$ dd if=/dev/zero of=zero bs=500m count=1 1+0 records in 1+0 records out 524288000 bytes transferred in 1.431038 secs (366 MB/sec)
CoreStorage (AES-XTS, default), SSD
$ dd if=/dev/zero of=zero bs=500m count=1 1+0 records in 1+0 records out 524288000 bytes transferred in 3.975945 secs (131 MB/sec)
TrueCrypt (AES-XTS, default), SSD
$ dd if=/dev/zero of=zero bs=500m count=1 1+0 records in 1+0 records out 524288000 bytes transferred in 3.984627 secs (131 MB/sec)
BoxCryptor, SSD
$ dd if=/dev/zero of=zero bs=500m count=1 1+0 records in 1+0 records out 524288000 bytes transferred in 8.353867 secs (62 MB/sec)