From 66a10cf74801c6d1c655f1198414fecd4e79123d Mon Sep 17 00:00:00 2001
From: rfjakob
Date: Sat, 29 Feb 2020 20:55:13 +0100
Subject: Updated CPU Benchmarks (markdown)

---
 CPU-Benchmarks.md | 78 ++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 77 insertions(+), 1 deletion(-)

(limited to 'CPU-Benchmarks.md')

diff --git a/CPU-Benchmarks.md b/CPU-Benchmarks.md
index 2f78333..4f27f34 100644
--- a/CPU-Benchmarks.md
+++ b/CPU-Benchmarks.md
@@ -134,4 +134,80 @@ $ ./stupidgcm.test -test.bench .
 PASS
 Benchmark4kEncStupidGCM-2	   30000	     46697 ns/op	  87.71 MB/s
 Benchmark4kEncGoGCM-2    	   10000	    194095 ns/op	  21.10 MB/s
-```
\ No newline at end of file
+```
+
+### ARM devices
+
+Data gathered by @DavyLandman ([post](https://github.com/rfjakob/gocryptfs/issues/452#issuecomment-586453188)), thank you very much!
+
+### Odroid XU4 (Exynos 5422 - ARM Cortex-A15 - 2 GHz)
+```
+model name      : ARMv7 Processor rev 3 (v7l)
+Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae
+```
+
+```
+$ gocryptfs -speed
+AES-GCM-256-OpenSSL       34.26 MB/s    (selected in auto mode)
+AES-GCM-256-Go            17.24 MB/s
+AES-SIV-512-Go            17.58 MB/s
+```
+
+```
+$ openssl speed -evp chacha20-poly1305 && openssl speed -evp aes-256-gcm
+...
+The 'numbers' are in 1000s of bytes per second processed.
+type                 16 bytes    64 bytes     256 bytes    1024 bytes   8192 bytes   16384 bytes
+chacha20-poly1305    64066.72k   130153.44k   275532.80k   306572.84k   320018.56k   307903.74k
+aes-256-gcm          40323.87k   49980.74k    64734.47k    70323.03k    71862.66k    71786.19k
+```
+
+
+
+ 
+### Raspberry Pi 3 B rev 1.2 (BCM2835 - ARM Cortex-A53 - 1.2Ghz)
+```
+model name      : ARMv7 Processor rev 4 (v7l)
+Features        : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm crc32
+```
+
+```
+$ gocryptfs -speed
+AES-GCM-256-OpenSSL       17.13 MB/s    (selected in auto mode)
+AES-GCM-256-Go             5.27 MB/s
+AES-SIV-512-Go             4.31 MB/s
+```
+
+```
+$ openssl speed -evp chacha20-poly1305 && openssl speed -evp aes-256-gcm
+...
+The 'numbers' are in 1000s of bytes per second processed.
+type                 16 bytes     64 bytes     256 bytes    1024 bytes   8192 bytes   16384 bytes
+chacha20-poly1305    30020.39k    63560.13k    77169.32k    82019.33k    83536.55k    83645.78k
+aes-256-gcm          16137.38k    19500.97k    20668.33k    20986.20k    21127.17k    21135.36k
+```
+
+
+
+
+### Raspberry Pi B rev 2 (BCM2835 - ARM 11 - 700Mhz)
+```
+model name      : ARMv6-compatible processor rev 7 (v6l)
+Features        : half thumb fastmult vfp edsp java tls
+```
+
+```
+$ gocryptfs -speed
+AES-GCM-256-OpenSSL        4.80 MB/s    (selected in auto mode)
+AES-GCM-256-Go             1.85 MB/s
+AES-SIV-512-Go             1.50 MB/s
+```
+
+```
+$ openssl speed -evp chacha20-poly1305 && openssl speed -evp aes-256-gcm
+...
+The 'numbers' are in 1000s of bytes per second processed.
+type                  16 bytes    64 bytes     256 bytes    1024 bytes   8192 bytes   16384 bytes
+chacha20-poly1305     8090.97k    18202.65k    23222.03k    24960.34k    25666.44k    24958.29k
+aes-256-gcm           4525.91k    6268.65k     6972.36k     7141.38k     7230.33k     7150.88k
+``` 
\ No newline at end of file
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