10Gbps internet connection isn't maxing out 2.5Gbps network card?
Cool, if you ruled that out then last thing I would do is run Wireshark during both tests and see how they compare
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10Gbps internet connection isn't maxing out 2.5Gbps network card?
Something to keep in mind when testing upload and download speeds is your drive and memory read/write speed. Your true throughput is not just a test of NIC and network but also the rest of your PC
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