Java SE 6 u2 Performance - 75% Better SPECjbb2005

In a recent white paper, "Java SE 6 Performance White Paper", Sun provides an overview of the new performance and scalability improvements in Java SE 6 along with various industry standard and internally developed benchmark results to demonstrate the impact of these improvements.

• out-of-the-box SPECjbb2005 - 75% improvement
• 100% improvement in I/O benhmark
• 40% VolanoMark improvement
• startup time reduced by 15%
• memory footprint reduced by 10%

The white paper details of many of the techniques that were used to achive these performance improvemens.

SPECjbb2000 is a benchmark from the Standard Performance Evaluation Corporation (SPEC). The performance referenced is based on Sun internal software testing conforming to the testing methodologies listed above. See latest SPECjbb2005 results

VolanoMark™ version 2.5 is a benchmark from Volano LLC .