The 760P ships at near SATA prices, and topped 2GBps reading, but sustained writes are almost as slow as SATA.

We were ready to love this NVMe SSD because of its superlow price, but while indeed it is near the price of SATA, so is the sustained write speed. That said, in everyday use, you will see that NVMe kick in the pants performance.

Intel is marketing its 760P NVMe SSD and cohort as “NVMe speed for not much more than the cost of SATA,” a slower and more affordable interface. That speed is exactly what you get the vast majority of the time. But on occasions when you copy more data than the drive’s caching system can hold, you also get sustained write speed that’s only a little faster than…SATA. Sorry, Intel brought it up.
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https://www.pcworld.com/article/3249745/intel-760p-ssd-review.html