Patriot's Signature Line memory delivers a high speed, high quality upgrade for DDR3 based systems. This PC3 10600 memory is designed to run at 1333MHz with low CAS Latency. These modules are the ideal combination of performance, stability and value. Patriot ensures that every model meets or exceeds industry standards. The process begins with high quality components and ends with rigorous testing to ensure each module's reliability, quality and compatibility. Cas Latency: 9 Voltage: 1.5V Multi-channel Kit: Dual Channel Kit ECC: No Buffered/Registered: Unbuffered Features: 7.8US Refresh Interval (8192 CYCLES/64MS) Auto and self refresh capability PCB height: 1181(mil) Serial Presence-Detect (SPD) 100% Tested RoHS Compliant Parts: Lifetime limited Labor: Lifetime limited