Guest funkahdafi Posted November 30, 2021 Posted November 30, 2021 Hi, I have a 2019 i-9 iMac and built an external SSD enclosure using a Sonnet Echo Express SE-I TB3. I have tried two different PCIe NVME adapters and my NVME SSD (Samsung 970 Evo Plus 2TB) is only reaching around 800 MB write speed. Sometimes goes up to 850-870 MB/s. I tried different brand PCIe NVMe adapters and even replaced the SSD (thinking it might be faulty), I also replaced cables, but to no avail. I contacted Sonnet and they said I should be seeing much higher speeds. Read speed... Read more Source: MacRumors
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