The AMD Sempron processor is designed to meet the evolving day-to-day needs of home and business PC users. This full-featured processor is designed to deliver best-in-class performance for today's value-conscious buyers of desktop PCs. Sempron 2400 Plus Replaces the Duron. AMD Sempron processors will be designed for Socket A infrastructure and will contain cores used in the current AMD Athlon XP microprocessors. 1.67ghz, L1Cache 128KB, L2 Cache 256KB(Exclusive), 333mhz FSB New 400MHz Frontside Bus delivers up to 2.7 GB/s memory bandwidth 512K high performance, full speed cache Installs in a Socket-A compatible Athlon-XP optimized motherboard