4GB DDR3-1333 UDIMM TAA CompliantTop grade chips and components Each Axiom memory module is manufactured to meet or exceed OEM specifications. Fully tested All memory modules that leave our warehouse are fully tested to guarantee quality and reliability. Guaranteed compatibility Axiom guarantees that each system specific module will work with its corresponding OEM computer. Lifetime warranty Once you purchase an Axiom memory module, you never need to worry about failure because all