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| Term | Definition |
|---|---|
| General Protection Fault (GPF) | |
| memory bank | |
| parity | An error-checking scheme in which a ninth, or "parity," bit is added. The value of the parity bit is set to either 0 or 1 to provide an even number of ones for even parity and an odd number of ones for odd parity. |
| parity error | An error that occurs when the number of 1s in the byte is not in agreement with the expected number. |
| RDRAM | Another term for Direct Rambus DRAM. |
| re-marked chips | Chips that have been used and returned to the factory, marked again, and resold. The surface of the chips may be dull or scratched. |
| RIMM | An outdated type of DRAM with 184 pins or Rimm |
| SIMM (single inline memory module) | An outdated type of DRAM with 72 or 30 pins or Simm |
| Single channel | A DIMM in which the memory controller can only access one Single DIMM at a time. |
| single ranked | Single ranked-sided DIMMs providing only one 64-bit bank. |
| single-sided | A DIMM with memory chips installed on one single side of the module. |
| SO-DIMM (small outline DIMM) | a smaller version of a so DIMM used on laptops |
| synchronous DRAM (SDRAM) | The first DIMM to run synchronized with the system clock. It has two notches, and uses 168 pins. |
| triple channels | Accessing three DIMMs at the same time. |