The LENOVO 46W0690 memory module delivers enhanced system performance and stability for critical operations. This 4GB DDR3 ECC module operates at a voltage of 1.5V, with a configuration of 2Rx8 and a clock speed of PC3-14900, complemented by a CAS latency of 13, making it an excellent choice for servers and workstations that require error correction capabilities. ECC (Error Correcting Code) memory prevents data corruption and system crashes, ensuring reliability and performance stability in demanding computing environments. It is specifically engineered for compatibility with select Lenovo systems, offering a seamless and efficient upgrade path for improving system responsiveness and multitasking capabilities.