Before a benchmark, before an opinion, there is the question of what is actually inside the machine. CPU-Z reads the processor architecture and live clock, the board model and firmware, and the timings of every memory stick, straight from the hardware rather than from what the system claims.

A hardware inspection and system diagnostic suite: identify every component, watch temperatures, voltages and fan speeds live on a desktop panel, push the machine with a stability test, measure with benchmarks and export the whole inventory as a report. Paid, with a trial.