The Kingston TurboChip TC5X86/133 is a vintage processor upgrade CPU designed for Socket 3 slots. Made by AMD, this CPU has a clock speed of 133MHz and features an IEEE 754-Compatible FPU and System Management Mode (SMM). It is compatible with PC platforms and has a 16KB Level 1 size. With a retail package type and originating from Taiwan, this processor is suitable for upgrading systems requiring a 486 processor with the brand and model specified. in mint condition. sold as is