Crypto Benchmark on STM32L4 MCU
ARM Cortex-M4 @ 80 MHz

This benchmark conducted on STM32 Nucleo-144 development board with STM32L4A6 MCU will help you in qualifying performance of CycloneCRYPTO (Crypto Library), CycloneSSL (TLS 1.3 / DTLS 1.2 Library), CycloneSSH (SSH Library with SCP & SFTP) and CycloneTCP (TCP/IPv4/IPv6 Stack with secure protocols like HTTPS, FTPS, MQTTS, Secure WebSocket, Secure CoAP, Secure Modbus/TCP, SNMPv3...) running on STMicroelectronics STM32L4 series.

Cipher Algorithms

STM32L4 @ 80 MHz

Benchmark generated with CycloneCRYPTO 2.1.6
Compiled using ARM CC with optimization level 3

AlgorithmCBC Encrypt (Software)CBC Decrypt (Software)CCM Encrypt (Software)CCM Decrypt (Software)GCM Encrypt (Software)GCM Decrypt (Software)
3DES0.124 MB/s0.121 MB/s----
AES-1280.689 MB/s0.704 MB/s0.364 MB/s0.363 MB/s0.4 MB/s0.398 MB/s
AES-1920.594 MB/s0.611 MB/s0.309 MB/s0.309 MB/s0.364 MB/s0.363 MB/s
AES-2560.523 MB/s0.54 MB/s0.271 MB/s0.27 MB/s0.338 MB/s0.337 MB/s

AlgorithmCBC Encrypt (Hardware)CBC Decrypt (Hardware)CCM Encrypt (Hardware)CCM Decrypt (Hardware)GCM Encrypt (Hardware)GCM Decrypt (Hardware)
3DES------
AES-1285.109 MB/s5.109 MB/s--4.796 MB/s4.746 MB/s
AES-192------
AES-2563.776 MB/s3.776 MB/s--3.563 MB/s3.538 MB/s

Hash Algorithms

STM32L4 @ 80 MHz

Benchmark generated with CycloneCRYPTO 2.1.6
Compiled using ARM CC with optimization level 3

AlgorithmSpeed (Software)Speed (Hardware)
MD52.779 MB/s46.728 MB/s
SHA-11.148 MB/s40.65 MB/s
SHA-2241.091 MB/s45.662 MB/s
SHA-2561.091 MB/s45.662 MB/s
SHA-3840.563 MB/s-
SHA-5120.563 MB/s-
SHA3-2240.211 MB/s-
SHA3-2560.199 MB/s-
SHA3-3840.153 MB/s-
SHA3-5120.106 MB/s-

Signature Algorithms

STM32L4 @ 80 MHz

Benchmark generated with CycloneCRYPTO 2.1.6
Compiled using ARM CC with optimization level 3

SignatureSignature Generation (Software)Signature Verification (Software)
RSA (1024 bits)210.7 ms38.9 ms
RSA (2048 bits)1077.6 ms143.4 ms
DSA (1024 bits)123 ms255 ms
DSA (2048 bits)552.1 ms1167.4 ms

EC Signature Algorithms

STM32L4 @ 80 MHz

Benchmark generated with CycloneCRYPTO 2.1.6
Compiled using ARM CC with optimization level 3

SignatureSignature Generation (Software)Signature Verification (Software)
ECDSA (P-256)461.6 ms579.5 ms
ECDSA (P-384)831.3 ms1028.3 ms
ECDSA (P-521)905 ms1075.6 ms
EdDSA (Ed25519)103.7 ms204.5 ms
EdDSA (Ed448)449.9 ms891.1 ms

Key Exchange Algorithms

STM32L4 @ 80 MHz

Benchmark generated with CycloneCRYPTO 2.1.6
Compiled using ARM CC with optimization level 3

AlgorithmPublic Key Generation (Software)Shared Secret Computation (Software)
Diffie-Hellman (1024 bits)418.5 ms418.7 ms
Diffie-Hellman (2048 bits)2844.5 ms2844.6 ms

EC Key Exchange Algorithms

STM32L4 @ 80 MHz

Benchmark generated with CycloneCRYPTO 2.1.6
Compiled using ARM CC with optimization level 3

AlgorithmPublic Key Generation (Software)Shared Secret Computation (Software)
ECDH (P-256)444.2 ms443.1 ms
ECDH (P-384)783.9 ms795.3 ms
ECDH (P-521)882.8 ms880 ms
ECDH (X25519)58 ms58 ms
ECDH (X448)231 ms230.9 ms