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RAM Latency Calculator

Calculate the true latency of your RAM module in nanoseconds using frequency and CAS latency.

Used 13K+ timesUpdated recently

Memory Frequency / Speed (MHz or MT/s)

CAS Latency (CL)

True Access Latency

10 ns

True time duration required to initialize a column data access transaction.

Performance Category

Excellent (Gaming Sweet Spot)

Calculated based on speed-to-cycle ratios.

Comparisons Logged

Details Below

Highly optimized memory. This level of latency guarantees no significant CPU/RAM frame-time bottle-necking in modern AAA gaming.

How your RAM compares to common baselines

DDR4 Standard (3200MHz CL16)

10 nsEqual

DDR4 Performance (3600MHz CL16)

8.89 ns-11.1% Faster

DDR5 Entry (5600MHz CL40)

14.29 ns+42.9% Slower

DDR5 Sweet Spot (6000MHz CL30)

10 nsEqual

DDR5 Enthusiast (7200MHz CL34)

9.44 ns-5.6% Faster

Formula: (CL * 2000) / Frequency (MT/s).

How it works

This engine processes live calculations client-side to output instant values. Inputs are stored locally in your browser storage so you do not lose your values. Share links dynamically append search queries to the URL so you can copy and send your exact configuration parameters to other players.

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