{"id":3125,"date":"2025-08-15T11:14:18","date_gmt":"2025-08-15T03:14:18","guid":{"rendered":"https:\/\/oretonstorage.com\/?p=3125"},"modified":"2025-08-15T11:14:18","modified_gmt":"2025-08-15T03:14:18","slug":"guide-to-cas-latency-ddr-ram","status":"publish","type":"post","link":"https:\/\/oretonstorage.com\/pl\/blog\/guide-to-cas-latency-ddr-ram","title":{"rendered":"Przewodnik po op\u00f3\u017anieniach CAS w pami\u0119ci DDR RAM"},"content":{"rendered":"

In modern computing, memory performance plays a crucial role in determining the responsiveness and efficiency of both consumer and professional systems. Among the various specifications of DDR (Double Data Rate) memory, Op\u00f3\u017anienie CAS (CL)<\/strong> is one of the most commonly referenced metrics \u2014 yet it is often misunderstood.<\/p>\n

What Is CAS Latency (CL)?<\/h2>\n

CAS Latency, abbreviated as CL<\/strong>, stands for Column Address Strobe Latency<\/strong>. It represents the number of clock cycles a memory module takes to start delivering requested data after receiving a read command. In simple terms, it measures how quickly RAM responds<\/strong> once the CPU asks for information.<\/p>\n

For example, a memory module rated as DDR4-3200 CL16<\/strong> requires 16 clock cycles<\/strong> to access the requested column of data.<\/p>\n

CL Alone Doesn\u2019t Tell the Whole Story<\/h2>\n

While a lower CL value indicates faster response per clock cycle, it is only part of the picture. Memory cz\u0119stotliwo\u015b\u0107<\/strong> (measured in MHz) works together with CL to determine the actual latency in nanoseconds<\/strong>.<\/p>\n

The formula for calculating real latency is:<\/p>\n

Latency\u00a0(ns)<\/span>=<\/span>CL\u00f7Memory Frequency (MHz)\u00f72<\/span><\/span><\/span>\u200b\u200b<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n

Przyk\u0142ad:<\/strong> DDR4-3200 CL16<\/p>\n