Obtaining Benchmarks Benchmarks have been around since the earliest computers, and there are now avast array of benchmark products to measure all aspects of the PC—as well as measure more specialized issues, such as networking, real-time systems, and UNIX (or other operating system) platforms. Table 4-1 highlights a cross-section of computer benchmarks for your reference. In many cases, the table includes a URL or FTP site where you can obtain source code for the benchmark, or download the complete benchmark program. Today, Ziff Davis and CMP publish a suite of freeware benchmark utilities that have become standard tools for end users and technicians alike.