Fully tested and validated with Memtest86+. ALL SECTORS CLEAR, FUNCTIONS PERFECTLY! The SK Hynix 16GB DDR4 2666MHz RAM module is a high-quality memory component designed for computer systems. With a total capacity of 16GB divided into one module, this DIMM RAM has a clock speed of 2666MHz and features ECC memory for enhanced reliability. Manufactured by SK hynix in the United States, this DDR4 RAM is backed by a 1-month warranty and is compatible with various computer systems requiring this unit. With its 288 Pins and PC4-21300 bus speed, this RAM module is a dependable choice for improving the performance and efficiency of your computer system.