The HP Omen 15 is already a powerful gaming laptop, but if you need more oomph here's how to change out the M.2 SSD, RAM, and HDD. When you purchase through links on our site, we may earn an affiliate ...

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Performance Summary: All-in-one machines aren't known for their raw performance, but such is the march of technology that a system like HP's TouchSmart 520-1070 can exist. Our gamut of benchmarks and ...

I measured the power draw of the TouchSmart 520 using a Kill A Watt power consumption meter. At Idle, the system fluctuated between 60-65 watts. I used a combination of Prime 95 and OCCT's PSU stress ...