Lenovo ThinkPad P51 (Xeon, 4K) Workstation Review
Verdict: Lenovo's ThinkPad P50 was a good mobile workstation last year, but there were some problems. These included the two display options, because they could not meet our expectations in terms of luminance and suffered from PWM (4K).
Pros: very good build quality and stability, excellent input devices, very high performance, even under load, modern port selection, many security features, fast PCIe-SSD, quiet cooling, can be configured, 36-month warranty, matte 4K panel with wide color gamut and low color deviations, good...
Cons: ... that is unnecessarily complicated, poor speakers, high surface temperatures under load at some spots, coil whine