Memory Latency Test is a cross-platform app that enables CPU memory latency benchmarking.
You can use Memory Latency Test to measure memory latencies and how they change with increasing load on the system. Having this data can be helpful when attempting to ascertain the cause of a performance bottleneck while you are gaming, for instance.
ATTO Disk Benchmark is a freeware application that measures your storage system's performance with transfer sizes and test lengths for read and write speeds.