Designed to support and enhance new high-performance AMD platforms, MemoryMasters EXTREME memory modules are manufactured using memory technologies to ensure an extreme performance. Specially designed for AMD DDR3 systems for a regular PC environment to extreme gaming. MemoryMasters memory is 100% tested and is backed by unconditional LIFETIME WARRANTY replacement. MemoryMasters meets JEDEC standards and is CE approved. - MemoryMasters EXTREME EDITION memory is rated for 1866MHz / PC3-14900 / Timing 10-11-10-30 / Cas Latency 10 - Will work with any AMD system requiring 1866Mhz Memory.