Category: performance comparison

Using Parallel For in Java to Compute PI using Monte Carlo Algorithm

January 4, 2019 algorithms, code, java, monte carlo, Monte Carlo Simulation Algorithm, parallel computing, performance comparison No Comments

The easiest Parallelism in Java could be achieved by the java.util.stream.Stream utility. As a good coding exercise, the following Java code will compute the Math PI constant based on …

[Continue Reading...]

The RDTSC Performance Timer written in C++

June 1, 2017 c / c++, code, code library, coding exercise, performance comparison No Comments

The RDTSC is the IA-32/IA-64 (or x86/x64) instruction that loads the current value of the processors’ time stamp into EDX:EAX registers. RDTSC is short for “Read Time-Stamp Counter”. It …

[Continue Reading...]

Integer Performance Comparisons of Delphi Win32, Win64 and Linux64 for Single/Multithreading Counting Prime Number

February 2, 2017 32 bit, 64 bit, delphi, linux, linux shell, parallel computing, performance comparison, programming languages No Comments

Since Delphi 10.2 Tokyo supports the same codebase compiled into Win32, Win64 and Linux64 binaries, then it is interesting to run a small tests for a quick performance overview …

[Continue Reading...]

Integer Computation Efficiency Comparisons Between Modern Compilers – Case Study – PI Computation (Delphi, Java, C, C++)

September 25, 2015 optimization, performance comparison, programming languages 6 Comments

Inspired by previous work done by here/. I use the source code provided on the PI computation.. And performance/timing is measured on the following PC: 16GB RAM Intel i7-4710HQ …

[Continue Reading...]