AISPEX PerformanceAISPEX memory is guaranteed to perform at or above advertised speeds. Our memory is manufactured with only name brand, top quality components. *speed may be limited by computer bus. | AISPEX CompatibilityAISPEX memory modules are extensively tested for performance and compatibility with your system. | AISPEX Lifetime ProtectionIn the rare event that our memory goes bad, our policy is to easily replace it with a brand new module. |