Timetec 512GB MAC SSD NVMe PCIe Gen3x4 3D NAND TLC Read Up to 2,000MB/s Compatible with Apple MacBook Air (2013-2015, 2017), MacBook Pro (2013-2015), iMac (2013-2019), Mac Pro (2013), Mac Mini (2014) Recommendations
Apr 30, 2014 at 2:54. According to Macworld testing of mid-2013 and early 2014 MacBook Air 11" and 13" laptops, it would appear that 128GB drives are generally capable of 3xx MB/s to 4xx MB/s sequential write speeds and 6xx to 7xx MB/s for read speeds, whereas the 256GB model is capable of 5xx to 6xx MB/s writes and 6xx to 7xx MB/s reads.
Clock speeds, hard drives, and speed. Macworld’s initial review of the MacBook Air was based on its stock $1,799 configuration, which features a 1.6GHz Intel Core 2 Duo processor and 80GB of
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