Patriot’s Signature Line DDR4 Non-ECC unbuffered memory delivers the quality, reliability and performance expected for today’s mainstream computer needs. This 8GB module is designed to run at PC4-21300 (2666MHz) at CAS 19 latency timings for better overall system responsiveness when using demanding applications. Patriot desktop memory is built using the highest quality components and hand tested, Patriot, ensures every module meets and exceeds industry standards to offer you a hassle-free plug-and-play memory upgrade. With free customer service and a lifetime warranty, Patriot’s Signature Line DDR4 memory modules are the perfect option for any PC system build or upgrade for faster performance. FEATURES: Signature Line Series quality Non-ECC Unbuffered Single Rank module 100% Tested DDR4 Module Designed for Desktops SPECIFICATIONS: Form Factor: 288-Pin Unbuffered Dual In-Line Memory Module (UDIMM) Technology: DDR4 Non-ECC Unbuffered Capacity: 4GB (1x4GB) Frequency: 2666MHz (PC4-21300) Timings: 19-19-19-43 Voltage: 1.2v Certifications/Safety: RoHS Dimensions: 13.3 x 2.8 x 3.1 cm Weight: 22g WHAT’S IN THE BOX: Patriot Signature Line DDR4 4GB 2666MHz Single Rank UDIMM x1