An example of a Roofline model in its basic form. As the image shows, the curve consists of two platform-specific performance ceilings: the processor's peak performance and a ceiling derived from the memory bandwidth.
1Numismatics is the official term for coin collecting. Apart from coins, it also refers to the collection and study of paper currency and tokens. A coin collector can be called a numismatist. 2What we call the âpennyâ is actually a misnomer which is really named the cent. Donât let a true collector hear you say the word âpennyâ! 3From the years 1850 â 1873, the US minted a 3 cent silver piece.
Nickel is an excellent alloying agent for certain other precious metals, and so used in the so-called fire assay, as a collector of platinum group elements (PGE). As such, nickel is capable of full collection of all 6 PGE elements from ores, in addition to partial collection of gold.