Signature Line DDR4 8GB 2666 M Hz (PC4-21300) UDIMMPatriot Signature Line DDR4 Non-ECC unbuffered memory delivers the quality reliability & performance expected for today mainstream computer needs This 8GB is designed to run at PC4-21300 (2666 M Hz) at CAS 19 latency timings for better overall system responsiveness when using demanding application Built using the highest quality components & hand tested Patriot ensures every module meets & exceeds industry standards to offer you a hassle-free plug-&-play memory upgrade With free customer service & a lifetime warranty Patriot Signature Line DDR4 memory modules are the perfect option for any PC system build or upgrade for faster performance Memory Capacity 8GB (1 x 8GB) Memory Type DDR4 Module Type DIMMMemory Speed DDR4-2666 M Hz Pin Configuration 288-pin Registered Unbuffered Unbuffered Error Correction Non-ECCCL-t RCD-t RP-t RAS19-19-19-43 Heat Sink No Working Voltage 12V