EntityQ1153184· pop 7· linked from 39 articlesLong modeSign in to saveCPU mode of operation where 64-bit programs are executedConnectionsbyteEntityx86-64EntityQ182933EntityAthlon 64Entityoperating systemEntityrandom-access memoryEntityIntelEntitymicroprocessorEntitykernelEntityBIOSEntitycomputer architectureEntitypointerEntityprocessor registerEntityIntel 8080EntityIntel 8086EntityUnified Extensible Firmware InterfaceEntityIntel 80386EntityQ237757Entitymemory addressEntityinstruction set architectureEntityCategoriesProgramming language implementationX86 operating modes