Comparison: Kingston Dual Portable SSD 512GB vs. HP 911 Pro 512GB

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	Kingston Dual Portable SSD 512GB	VS.	HP 911 Pro 512GB
	Show individual test		Show individual test
Technical manufacturer specifications
Manufacturer	Kingston		HP
Model number	SPSD/512GB		HPFD911PRO-512
Capacity	512 GB	=	512 GB
Capacity (according to IEC)	477 GiB		466 GiB
pSLC cache	97 GB		24 GB
Read speed	1,050 MB/s		1,000 MB/s
Write speed	950 MB/s		900 MB/s
Interface	USB 3.2 Gen 2x1 (10 Gbit/s)	=	USB 3.2 Gen 2x1 (10 Gbit/s)
Controller	Silicon Motion SM2322		n/a
Warranty	5  Years		2  Years
AS SSD performance data
Sequential read	1,008 MB/s	5% ∆	955 MB/s
Sequential write	941 MB/s	9% ∆	865 MB/s
4K Read	29 MB/s	25% ∆	36 MB/s
4K Write	76 MB/s	17% ∆	88 MB/s
4K-64Thrd Read	186 MB/s	17% ∆	217 MB/s
4K-64Thrd Write	267 MB/s	24% ∆	330 MB/s
Access time read	0.049 ms	18% ∆	0.058 ms
Access time write	0.098 ms	145% ∆	0.040 ms
Score	921	13% ∆	1042
CrystalDiskMark performance data
SEQ1M Q8T1 Read	1,081 MB/s	3% ∆	1,053 MB/s
SEQ1M Q8T Write	1,007 MB/s	9% ∆	927 MB/s
SEQ1M Q1T1 Read	1,016 MB/s	42 % ∆	714 MB/s
SEQ1M Q1T1 Write	959 MB/s	6% ∆	904 MB/s
RND4K Q32T16 Read	155 MB/s	57% ∆	244 MB/s
RND4K Q32T16 Write	313 MB/s	27% ∆	397 MB/s
RND4K Q1T1 Read	34 MB/s	9% ∆	37 MB/s
RND4K Q1T1 Write	84 MB/s	13% ∆	94 MB/s
Buy product
Current price	155 $	0% ∆	n/a
Price per gigabyte	0.30 $	0% ∆	n/a
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Kingston Dual Portable SSD 512GB	HP 911 Pro 512GB

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