Today we are introducing a new WebKit JavaScript benchmark test suite, JetStream. JetStream codifies what our de facto process has been — to combine latency and throughput benchmarks with roughly equal weighting, and capturing both metrics of traditional JavaScript programming styles as well as new JavaScript-based technologies that have captured our imaginations. Scores on JetStream are a good in
![Introducing the JetStream Benchmark Suite](https://cdn-ak-scissors.b.st-hatena.com/image/square/8980dce8989e4b42d51c902ffbb3d9c34d1a579c/height=288;version=1;width=512/https%3A%2F%2Fwebkit.org%2Fwp-content%2Fthemes%2Fwebkit%2Fimages%2Fogimage.png)