AMD CodeAnalyst for Windows® by AMD
The AMD CodeAnalyst Performance Analyzer is designed profile the performance of binary modules, including user mode application modules and kernel mode driver modules. AMD CodeAnalyst is designed to support Microsoft® Windows® 2000 or Microsoft Windows XP? distributions on x86 and AMD64 architectures.

AMD CodeAnalyst for Linux by AMD
The AMD CodeAnalyst Performance Analyzer 2.2 for Linux and the AMD Simulation Utilities form a suite of tools designed to assist software developers in optimizing software for AMD microprocessors. This tool suite is designed to support 32-bit Linux distributions based around the 2.4 or 2.6 kernel series on x86 architecture. Distributions of 64-bit Linux on AMD64 architecture are supported. Earlier 2.2 series kernels are not supported.

PView - processor viewer by Microsoft
With the PView process viewer (PVIEW.EXE), you can examine and modify many characteristics of the processes and threads running on your system. PView can help you answer questions like: how much memory is being paged out? Which processes and threads are using the most CPU time? How does the program run at different system priorities? What happens if a thread or process stops responding to Dynamic Data Exchange (DDE), or pipe input/output (I/O)? What percentage of time is spent running application program interface (API) calls?

Spy++ graphical profiler by Microsoft
Spy++ (SPYXX.EXE) is a Win32-based utility that gives you a graphical view of the systems processes, threads, windows,
and window messages.