performance
PHP 8.6 is now in Beta, and all major features are locked in. But understanding what a feature does and understanding how it performs are two different things. This guide goes beyond the surface — we’ll look at real benchmark numbers, practical use cases, and the trade-offs you need to know before deploying to production. … Read more
PHP 8.5 is fast. But is your application running at its full potential? Over the past six months, PHPBenchLab has conducted 14 rigorous benchmarks, testing everything from OPcache settings and JIT compiler modes to four different application servers under punishing I/O latency. This guide consolidates all of those findings into a single, actionable optimization framework. Whether you’re running a simple WordPress blog or a high-traffic Laravel API, you will find a specific, data-backed recommendation to make your application faster.
PHP 8.5 was released in late 2025. Six months later, developers are still asking the same question: “Is it worth upgrading?” To answer this, we benchmarked PHP 8.3.30, 8.4.17, and 8.5.2 under three realistic workloads—light I/O, moderate I/O latency (50ms), and heavy I/O latency (200ms). The results reveal clear patterns, a surprising reversal, and a practical answer to the upgrade question.
PHP 7.4 reached its end of life in November 2022, yet many websites and applications still run on this aging version. While security is the primary reason to upgrade, performance is another compelling factor that often gets overlooked.
In this benchmark, we compare the latest PHP 8.5.2 against the final release of PHP 7.4 (7.4.33) using the same CPU‑intensive script from our first benchmark. The goal is simple: quantify the real‑world performance gain you can expect when finally making the leap from 7.4 to 8.5.
All tests are run on an isolated server with identical configuration – the same hardware, the same PHP‑FPM settings, and the same OPcache configuration (with JIT disabled to keep the focus on engine improvements).
