The product is a 64GB (8x8GB) mix PC3-10600R ECC DDR3 1333MHz server RAM, compatible with various brands such as Dell, HP-Compaq, Apple, Intel, IBM-Lenovo, Toshiba, Acer, Asus, and Sony. Each module is 8GB in capacity, with ECC registered memory and a frequency of 1333MHz. Designed for servers, this RAM features a DIMM form factor, 240 pins, and a lifetime manufacturer warranty. Made in the United States, this ECC RAM is a reliable and high-quality choice for boosting server performance.