This product is either discontinued or we cannot get that from suppliers.
Intel BX80576T9400 Processor, Core 2 Duo, Clock Speed 2.53 GHz, Processor Socket Socket P PGA-478, L2 Cache 6 MB, Processor Core Dual-core, Front Side Bus 1066 MHz, 64-bit Processing.
The Intel Core 2 Duo processor is Intel's second-generation mobile dual-core processor designed to deliver breakthrough performance and great power savings.