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This page compares the performance of the OpenCrypto framework (sys/opencrypto) to OpenSSL.
Intel(R) Xeon(R) CPU E5-2630 v3 @ 2.40GHz (2x 8 cores + Hyper Threading)
| Algorithm | Opencrypto 8 KB | Opencrypto 128 KB | OpenSSL 8 KB |
| AES-128-CTR (ICM) | 1,802 MB/s | ||
| AES-256-CTR (ICM) | 1,292 MB/s | ||
| AES-128-CBC | 257 MB/s | ||
| AES-256-CBC | 184 MB/s | ||
| AES-128-XTS | 1,626 MB/s | ||
| AES-256-XTS | 1,160 MB/s | ||
| AES-128-GCM | 1,108 MB/s | ||
| AES-256-GCM | 850 MB/s |