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Docs: update benchmark results ahead of v0.34.3

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Lovell Fuller 2025-06-26 14:49:36 +01:00
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@ -43,24 +43,24 @@ The I/O limits of the relevant (de)compression library will generally determine
### Contenders
* [jimp](https://www.npmjs.com/package/jimp) v1.6.0 - Image processing in pure JavaScript.
* [imagemagick](https://www.npmjs.com/package/imagemagick) v0.1.3 - Supports filesystem only and "*has been unmaintained for a long time*".
* [gm](https://www.npmjs.com/package/gm) v1.25.1 - Fully featured wrapper around GraphicsMagick's `gm` command line utility, but "*has been sunset*".
* sharp v0.34.0 / libvips v8.16.1 - Caching within libvips disabled to ensure a fair comparison.
- [jimp](https://www.npmjs.com/package/jimp) v1.6.0 - Image processing in pure JavaScript.
- [imagemagick](https://www.npmjs.com/package/imagemagick) v0.1.3 - Supports filesystem only and "_has been unmaintained for a long time_".
- [gm](https://www.npmjs.com/package/gm) v1.25.1 - Fully featured wrapper around GraphicsMagick's `gm` command line utility, but "_has been sunset_".
- sharp v0.34.3 / libvips v8.17.0 - Caching within libvips disabled to ensure a fair comparison.
### Environment
#### AMD64
* AWS EC2 us-west-2 [c7a.xlarge](https://aws.amazon.com/ec2/instance-types/c7a/) (4x AMD EPYC 9R14)
* Ubuntu 24.10 [fad5ba7223f8](https://hub.docker.com/layers/library/ubuntu/24.10/images/sha256-fad5ba7223f8d87179dfa23211d31845d47e07a474ac31ad5258afb606523c0d)
* Node.js 22.14.0
- AWS EC2 us-west-2 [c7a.xlarge](https://aws.amazon.com/ec2/instance-types/c7a/) (4x AMD EPYC 9R14)
- Ubuntu 25.04
- Node.js 24.3.0
#### ARM64
* AWS EC2 us-west-2 [c8g.xlarge](https://aws.amazon.com/ec2/instance-types/c8g/) (4x ARM Graviton4)
* Ubuntu 24.10 [133f2e05cb69](https://hub.docker.com/layers/library/ubuntu/24.10/images/sha256-133f2e05cb6958c3ce7ec870fd5a864558ba780fb7062315b51a23670bff7e76)
* Node.js 22.14.0
- AWS EC2 us-west-2 [c8g.xlarge](https://aws.amazon.com/ec2/instance-types/c8g/) (4x ARM Graviton4)
- Ubuntu 25.04
- Node.js 24.3.0
### Task: JPEG
@ -72,27 +72,29 @@ Note: jimp does not support Lanczos 3, bicubic resampling used instead.
#### Results: JPEG (AMD64)
| Module | Input | Output | Ops/sec | Speed-up |
| :----------------- | :----- | :----- | ------: | -------: |
| jimp | buffer | buffer | 2.35 | 1.0 |
| imagemagick | file | file | 10.51 | 4.5 |
| gm | buffer | buffer | 11.67 | 5.0 |
| gm | file | file | 11.75 | 5.1 |
| sharp | stream | stream | 60.72 | 25.8 |
| sharp | file | file | 62.37 | 26.5 |
| sharp | buffer | buffer | 65.15 | 27.7 |
| Package | I/O | Ops/sec | Speed-up |
| :---------- | :----- | ------: | -------: |
| jimp | buffer | 2.40 | 1.0 |
| jimp | file | 2.60 | 1.1 |
| imagemagick | file | 9.70 | 4.0 |
| gm | buffer | 11.60 | 4.8 |
| gm | file | 11.72 | 4.9 |
| sharp | stream | 59.40 | 24.8 |
| sharp | file | 62.67 | 26.1 |
| sharp | buffer | 64.42 | 26.8 |
#### Results: JPEG (ARM64)
| Module | Input | Output | Ops/sec | Speed-up |
| :----------------- | :----- | :----- | ------: | -------: |
| jimp | buffer | buffer | 2.13 | 1.0 |
| imagemagick | file | file | 12.95 | 6.1 |
| gm | buffer | buffer | 13.53 | 6.4 |
| gm | file | file | 13.52 | 6.4 |
| sharp | stream | stream | 46.58 | 21.9 |
| sharp | file | file | 48.42 | 22.7 |
| sharp | buffer | buffer | 50.16 | 23.6 |
| Package | I/O | Ops/sec | Speed-up |
| :---------- | :----- | ------: | -------: |
| jimp | buffer | 2.24 | 1.0 |
| jimp | file | 2.47 | 1.1 |
| imagemagick | file | 10.42 | 4.7 |
| gm | buffer | 12.80 | 5.7 |
| gm | file | 12.88 | 5.7 |
| sharp | stream | 45.58 | 20.3 |
| sharp | file | 47.99 | 21.4 |
| sharp | buffer | 49.20 | 22.0 |
### Task: PNG
@ -106,23 +108,23 @@ Note: jimp does not support premultiply/unpremultiply.
#### Results: PNG (AMD64)
| Module | Input | Output | Ops/sec | Speed-up |
| :----------------- | :----- | :----- | ------: | -------: |
| gm | file | file | 8.66 | 1.0 |
| imagemagick | file | file | 8.79 | 1.0 |
| jimp | buffer | buffer | 11.26 | 1.3 |
| sharp | file | file | 27.93 | 3.2 |
| sharp | buffer | buffer | 28.69 | 3.3 |
| Package | I/O | Ops/sec | Speed-up |
| :---------- | :----- | ------: | -------: |
| imagemagick | file | 6.06 | 1.0 |
| gm | file | 8.44 | 1.4 |
| jimp | buffer | 10.98 | 1.8 |
| sharp | file | 28.26 | 4.7 |
| sharp | buffer | 28.70 | 4.7 |
#### Results: PNG (ARM64)
| Module | Input | Output | Ops/sec | Speed-up |
| :----------------- | :----- | :----- | ------: | -------: |
| gm | file | file | 9.65 | 1.0 |
| imagemagick | file | file | 9.72 | 1.0 |
| jimp | buffer | buffer | 10.68 | 1.1 |
| sharp | file | file | 23.90 | 2.5 |
| sharp | buffer | buffer | 24.48 | 2.5 |
| Package | I/O | Ops/sec | Speed-up |
| :---------- | :----- | ------: | -------: |
| imagemagick | file | 7.09 | 1.0 |
| gm | file | 8.93 | 1.3 |
| jimp | buffer | 10.28 | 1.5 |
| sharp | file | 23.81 | 3.4 |
| sharp | buffer | 24.19 | 3.4 |
## Running the benchmark test