The Hynix HMT125U6TFR8C-H9 2GB 2Rx8 PC3-10600U is a memory module with a total capacity of 4GB split into two 2GB modules. This DDR3 SDRAM memory features a non-ECC design and has a bus speed of PC3-10600 (DDR3-1333). Manufactured in South Korea, this UDIMM form factor memory is reliable and efficient for upgrading your computer's RAM capacity. Please note that this product does not come with a manufacturer warranty.