Part of the Microprocessors glossary: CPU (central processing unit) is an older term for processor and microprocessor, the central unit in a computer containing the logic circuitry that performs the instructions of a computer's programs.art of the Microprocessors glossary: CPU (central processing unit) is an older term for processor and microprocessor, the central unit in a computer containing the logic circuitry that performs the instructions of a computer's programs.
What You Need To Know... 1  The Grade of Padding you select must MATCH the Grade of Carpet you select. 2  Typical Cost for a 6 to 8-pound density Rebond pad is about $3.50 - $5.50 per square yard or about 39 to 45 cents per square foot.
NOTE: Superior rug pad does NOT contain rubber, so it will NOT prevent slipping. If you have smaller rugs that slip, use Ultra Premium instead. IMPORTANT: The rubber in most felt and rubber rug pads can create a moisture trap on the hardwood or wood floor.or the most dense felt rug pad, along with natural rubber for rugs that tend to slip, our Ultra Premium is rated as best non slip felt rug pad for all hardwood floors. Check out our Rug Pads for Hardwood Floor page on Houzz.