WD Black SN850X SSD: Face-meltingly fast
WD’s Black SN850X lit up our test meters with outstanding real-world and random performance. It equaled or surpassed the mighty Seagate FireCuda 530 in a couple of tests, and by a rather wide margin in one.
Even if it couldn’t quite match its rival’s sequential throughput under synthetic benchmarks, the SN850’s overall performance makes it a more than viable alternative to Seagate’s best. It’s also just a bit cheaper, though its TBW ratings are
