OWC Express 4M2 Ultra review: Fast and handsome 80Gbps NVMe RAID

Macworld
Jul 31, 2026, 4:32 am128 ptsTrending
Macworld At a glance Expert's Rating Pros Fast 80Gbps performance Four NVMe slots RAID 0, 1, 4, 5, and 10 Built solid as a tank Cons RAID is software only Only 20Gbps performance for individual drives Minor fan noise Our Verdict Run in RAID 0, the 4M2 Ultra is capable of over 7GBps reads. Good stuff for this…

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