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updated benchmark for v1.8.2

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Yann Collet 2018-05-02 16:41:15 -07:00
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@ -43,33 +43,32 @@ Benchmarks
-------------------------
The benchmark uses [lzbench], from @inikep
compiled with GCC v6.2.0 on Linux 64-bits.
The reference system uses a Core i7-3930K CPU @ 4.5GHz.
compiled with GCC v7.3.0 on Linux 64-bits (Debian 4.15.17-1).
The reference system uses a Core i7-6700K CPU @ 4.0GHz.
Benchmark evaluates the compression of reference [Silesia Corpus]
in single-thread mode.
[lzbench]: https://github.com/inikep/lzbench
[Silesia Corpus]: http://sun.aei.polsl.pl/~sdeor/index.php?page=silesia
| Compressor | Ratio | Compression | Decompression |
| ---------- | ----- | ----------- | ------------- |
| memcpy | 1.000 | 7300 MB/s | 7300 MB/s |
|**LZ4 fast 8 (v1.7.3)**| 1.799 |**911 MB/s** | **3360 MB/s** |
|**LZ4 default (v1.7.3)**|**2.101**|**625 MB/s** | **3220 MB/s** |
| LZO 2.09 | 2.108 | 620 MB/s | 845 MB/s |
| QuickLZ 1.5.0 | 2.238 | 510 MB/s | 600 MB/s |
| Snappy 1.1.3 | 2.091 | 450 MB/s | 1550 MB/s |
| LZF v3.6 | 2.073 | 365 MB/s | 820 MB/s |
| [Zstandard] 1.1.1 -1 | 2.876 | 330 MB/s | 930 MB/s |
| [Zstandard] 1.1.1 -3 | 3.164 | 200 MB/s | 810 MB/s |
| [zlib] deflate 1.2.8 -1| 2.730 | 100 MB/s | 370 MB/s |
|**LZ4 HC -9 (v1.7.3)** |**2.720**| 34 MB/s | **3240 MB/s** |
| [zlib] deflate 1.2.8 -6| 3.099 | 33 MB/s | 390 MB/s |
| Compressor | Ratio | Compression | Decompression |
| ---------- | ----- | ----------- | ------------- |
| memcpy | 1.000 |13100 MB/s | 13100 MB/s |
|**LZ4 default (v1.8.2)** |**2.101**|**730 MB/s** | **3900 MB/s** |
| LZO 2.09 | 2.108 | 630 MB/s | 800 MB/s |
| QuickLZ 1.5.0 | 2.238 | 530 MB/s | 720 MB/s |
| Snappy 1.1.4 | 2.091 | 525 MB/s | 1750 MB/s |
| [Zstandard] 1.3.4 -1 | 2.877 | 470 MB/s | 1380 MB/s |
| LZF v3.6 | 2.073 | 380 MB/s | 840 MB/s |
| [zlib] deflate 1.2.11 -1| 2.730 | 100 MB/s | 380 MB/s |
|**LZ4 HC -9 (v1.8.2)** |**2.721**| 40 MB/s | **3920 MB/s** |
| [zlib] deflate 1.2.11 -6| 3.099 | 34 MB/s | 410 MB/s |
[zlib]: http://www.zlib.net/
[Zstandard]: http://www.zstd.net/
LZ4 is also compatible and well optimized for x32 mode, for which it provides an additional +10% speed performance.
LZ4 is also compatible and well optimized for x32 mode,
for which it provides some additional speed performance.
Installation