Axion AX31066R7W/8GBrand NewIncludes Lifetime WarrantyProduct # AX31066R7W/8GAxiom stands behind its products. That is why we offer an unconditional lifetime warranty on all of our memory modules. Every Axiom memory upgrade is guaranteed to be 100% compatible with the system which it is sold for. AX31066R7W/8G Features: Memory Size: 8 GB Memory Technology: DDR3 SDRAM Number of Modules: 1 x 8 GB Memory Speed: 1066 MHz Memory Standard: DDR3-1066/PC3-8500 Error Checking: ECC Signal Processing: Registered