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updated benchmark numbers for v1.5.7 #4300

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Feb 19, 2025
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updated benchmark numbers for v1.5.7 #4300

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24 changes: 12 additions & 12 deletions README.md
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Expand Up @@ -30,9 +30,9 @@ a list of known ports and bindings is provided on [Zstandard homepage](https://f

For reference, several fast compression algorithms were tested and compared
on a desktop featuring a Core i7-9700K CPU @ 4.9GHz
and running Ubuntu 20.04 (`Linux ubu20 5.15.0-101-generic`),
and running Ubuntu 24.04 (`Linux 6.8.0-53-generic`),
using [lzbench], an open-source in-memory benchmark by @inikep
compiled with [gcc] 9.4.0,
compiled with [gcc] 14.2.0,
on the [Silesia compression corpus].

[lzbench]: https://github.com/inikep/lzbench
Expand All @@ -41,16 +41,16 @@ on the [Silesia compression corpus].

| Compressor name | Ratio | Compression| Decompress.|
| --------------- | ------| -----------| ---------- |
| **zstd 1.5.6 -1** | 2.887 | 510 MB/s | 1580 MB/s |
| [zlib] 1.2.11 -1 | 2.743 | 95 MB/s | 400 MB/s |
| brotli 1.0.9 -0 | 2.702 | 395 MB/s | 430 MB/s |
| **zstd 1.5.6 --fast=1** | 2.437 | 545 MB/s | 1890 MB/s |
| **zstd 1.5.6 --fast=3** | 2.239 | 650 MB/s | 2000 MB/s |
| quicklz 1.5.0 -1 | 2.238 | 525 MB/s | 750 MB/s |
| lzo1x 2.10 -1 | 2.106 | 650 MB/s | 825 MB/s |
| [lz4] 1.9.4 | 2.101 | 700 MB/s | 4000 MB/s |
| lzf 3.6 -1 | 2.077 | 420 MB/s | 830 MB/s |
| snappy 1.1.9 | 2.073 | 530 MB/s | 1660 MB/s |
| **zstd 1.5.7 -1** | 2.896 | 510 MB/s | 1550 MB/s |
| [zlib] 1.3.1 -1 | 2.743 | 105 MB/s | 390 MB/s |
| brotli 1.1.0 -0 | 2.702 | 400 MB/s | 425 MB/s |
| **zstd 1.5.7 --fast=1** | 2.439 | 545 MB/s | 1850 MB/s |
| **zstd 1.5.7 --fast=3** | 2.241 | 635 MB/s | 1980 MB/s |
| quicklz 1.5.0 -1 | 2.238 | 520 MB/s | 750 MB/s |
| lzo1x 2.10 -1 | 2.106 | 650 MB/s | 780 MB/s |
| [lz4] 1.10.0 | 2.101 | 675 MB/s | 3850 MB/s |
| snappy 1.2.1 | 2.089 | 520 MB/s | 1500 MB/s |
| lzf 3.6 -1 | 2.077 | 410 MB/s | 820 MB/s |

[zlib]: https://www.zlib.net/
[lz4]: https://lz4.github.io/lz4/
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