Page 54 - PCWorld (September 2019)
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REVIEWS KINGSTON A2000 NVME SSD
48GB copies
(Seconds)
355
Total 305
312
142
48GB Folder Write 121
128
143
48GB Folder Read 128
133
34
48GB Write 28
24
36
48GB Read 28
27 Kingston A2000 Kingston KC2000 Samsung 970 Pro
LONGER BARS INDICATE BET TER PERFORMANCE
Add all the tests up and the A2000 was 50 seconds off the pace, but considering it costs a mere $100,
that’s livable.
by our 48GB single file write test. It did, days, it’s likely that more TLC was treated as
however, slow down to just under 500MBps SLC in the latter runs. Note that SLC cache
during the 450GB write test. During the first tends to be allotted in proportion to the total
run, that occurred after writing about 50GB of capacity of the drive, so it’s a good bet that
data, but in two subsequent runs write the 500GB and 250GB versions will drop to
speeds didn’t drop to 500MBps until the 500MBps considerably sooner.
approximately 150GB mark. The upshot is that you’ll have to deal with
With the smart caching vendors use these mere SATA speeds on those rare occasions
when you
write a large
amount of
data to the
drive. That
might
include an
54 PCWorld SEPTEMBER 2019
