By replacing the single-channel 16GB stock DDR4 2400MHz solution with a dual-channel DDR4 2666MHz kit, our DELL Inspiron 7577 became snappier in usual Windows applications and some productivity benchmarks have seen increases as well! Besides Ashes of the Singularity CPU Benchmark, PCMark benchmark suite clearly shows an improvement in Windows OS performance, by leaving the rest of the components running at stock.
Before even installing the new kit, we have ran tests with the stock configuration; additional information about the RAM setup could be extracted from AIDA64:
The pre-programmed timings were available in CPU-Z as well:
After the upgrade, we ran the same reporting utilities:
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