Return to site

๐Ÿš€ Java 25: big, drop-in performance wins

September 27, 2025

From the latest SPECjbb2015 numbers (higher is better):

Versus older LTS:

+113% critical jOPS vs JDK 8 ๐Ÿคฏ

+31% max jOPS vs JDK 17 ๐Ÿ”

Versus the previous LTS:

+10% critical jOPS vs JDK 21

+5% max jOPS vs JDK 21

The killer feature? No app recompile needed โ€” just run your workloads on

JDK 25 and enjoy lower tail latency and more headroom under peak load.

Are you planning a JDK 25 rollout for your services/batch jobs? Which distribution will you use?

#Java25 #JDK25 #Performance #SPECjbb2015 #JVM hashtag# #Throughput #JavaEngineering