2.5.2. Linux 12.00.00 Performance Guide

2.5.2.1. Read This First

All performance numbers provided in this document are gathered using following Evaluation Modules unless otherwise specified.

Name	Description
AM64x EVM	AM64x Evaluation Module rev E1 with ARM running at 1GHz, DDR data rate 1600 MT/S

Table: Evaluation Modules

2.5.2.2. About This Manual

This document provides performance data for each of the device drivers which are part of the Processor SDK Linux package. This document should be used in conjunction with release notes and user guides provided with the Processor SDK Linux package for information on specific issues present with drivers included in a particular release.

For further information or to report any problems, contact https://e2e.ti.com/ or https://support.ti.com/

2.5.2.3. System Benchmarks

2.5.2.3.1. CRYPTO

2.5.2.3.1.1. Crypto Performance Comparison

The following table shows different AES/SHA algorithms throughput measured using openssl speed across the SA2UL accelerator, ARM Cryptographic Extension (CE), and baseline ARM CPU.

Table 2.29 Crypto Accelerator Performance

Algorithm	Size (bytes)	Accelerator (MB/s)	ARM CE (MB/s)	ARM (MB/s)
aes-128-cbc	16	0.34	69.43	22.18
aes-128-cbc	64	1.51	217.04	28.34
aes-128-cbc	256	5.99	454.25	30.63
aes-128-cbc	1024	21.92	640.51	31.25
aes-128-cbc	8192	97.97	726.61	31.44
aes-128-cbc	16384	134.93	727.48	31.44
aes-128-ecb	16 bytes	0.34	73.59	23.41
aes-128-ecb	64 bytes	1.50	202.54	29.24
aes-128-ecb	256 bytes	5.99	464.31	31.29
aes-128-ecb	1024 bytes	21.97	702.67	31.86
aes-128-ecb	8192 bytes	100.92	824.92	32.02
aes-128-ecb	16384 bytes	138.82	834.02	32.02
aes-192-cbc	16 bytes	0.33	66.81	19.77
aes-192-cbc	64 bytes	1.47	196.53	24.54
aes-192-cbc	256 bytes	5.82	376.00	26.24
aes-192-cbc	1024 bytes	21.32	496.64	26.69
aes-192-cbc	8192 bytes	93.72	547.69	26.84
aes-192-cbc	16384 bytes	127.00	551.73	26.85
aes-192-ecb	16 bytes	0.34	71.43	21.00
aes-192-ecb	64 bytes	1.52	193.03	25.32
aes-192-ecb	256 bytes	5.97	426.73	26.77
aes-192-ecb	1024 bytes	21.91	623.05	27.15
aes-192-ecb	8192 bytes	96.57	718.21	27.27
aes-192-ecb	16384 bytes	130.32	726.05	27.24
aes-256-cbc	16 bytes	0.34	65.08	18.03
aes-256-cbc	64 bytes	1.49	182.49	21.70
aes-256-cbc	256 bytes	5.95	328.41	22.96
aes-256-cbc	1024 bytes	21.62	416.88	23.29
aes-256-cbc	8192 bytes	90.38	452.23	23.40
aes-256-cbc	16384 bytes	120.37	454.51	23.40
sha2-256	16 bytes	0.37	9.30	6.14
sha2-256	64 bytes	1.45	33.77	17.48
sha2-256	256 bytes	5.80	109.48	38.41
sha2-256	1024 bytes	22.30	248.15	54.93
sha2-256	8192 bytes	128.88	395.37	62.80
sha2-256	16384 bytes	196.56	412.43	63.41
sha2-512	16 bytes	0.35	5.51	5.52
sha2-512	64 bytes	1.42	22.00	21.99
sha2-512	256 bytes	5.35	46.49	46.48
sha2-512	1024 bytes	18.47	77.98	77.85
sha2-512	8192 bytes	63.28	97.22	97.25
sha2-512	16384 bytes	76.56	98.87	98.93

Table 2.30 CPU Usage %

Algorithm	Accelerator (%)	ARM CE (%)	ARM (%)
aes-128-cbc	39%	99%	99%
aes-128-ecb	41%	99%	99%
aes-192-cbc	39%	99%	99%
aes-192-ecb	40%	99%	99%
aes-256-cbc	38%	99%	99%
sha2-256	91%	99%	99%
sha2-512	91%	99%	99%