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Phoronix

3 articles · Page 1 of 1
21CTO
21CTO
Sep 5, 2026 · Backend Development

PHP 7.4–8.6 Benchmarks: JIT Gains and a Regression in 8.6 Git

Phoronix benchmarks PHP 7.4 through 8.6 Git on an Intel Xeon 678X running Fedora 44, revealing incremental performance gains across the 8.x series but a notable regression in PHPbench for 8.6 Git that may be resolved before the stable release, while JIT-enabled 8.6 shows slight improvements in microbenchmarks.

Backend DevelopmentBenchmarkJIT
0 likes · 5 min read
PHP 7.4–8.6 Benchmarks: JIT Gains and a Regression in 8.6 Git
Laravel Tech Community
Laravel Tech Community
Jun 8, 2020 · Backend Development

PHP 8 Performance Benchmark Report by Phoronix

Phoronix benchmarked multiple PHP versions, including PHP 8 with and without JIT, revealing that PHP 8 offers modest gains over PHP 7.4 but a dramatic 92% speed increase when JIT is enabled, while older versions lag far behind.

BackendBenchmarkJIT
0 likes · 5 min read
PHP 8 Performance Benchmark Report by Phoronix
21CTO
21CTO
Jun 8, 2020 · Backend Development

How PHP 8’s JIT Boosts Performance: Benchmark Insights from Phoronix

Phoronix’s benchmark of PHP 8 (built from the latest Git source) compares it with PHP 7‑4, older 7.x releases, and legacy 5.x versions, showing a modest 7% speed gain without JIT and a dramatic 92% improvement when JIT is enabled, while highlighting I/O bottlenecks that limit gains in some tests.

BenchmarkJITPerformance
0 likes · 5 min read
How PHP 8’s JIT Boosts Performance: Benchmark Insights from Phoronix