Comparison: fanxiang S900 2TB vs. Western Digital WD_BLACK SN8100 2TB

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	fanxiang S900 2TB	VS.	Western Digital WD_BLACK SN8100 2TB
	Show individual test		Show individual test
Technical manufacturer specifications
Manufacturer	fanxiang		Western Digital
Model number	S900-2TB		WDS200T1X0M-00CMT0
Capacity	2,048 GB	=	2,048 GB
Capacity (according to IEC)	1,863 GiB	=	1,863 GiB
pSLC cache	210 GB		>400 GB
Read speed	10,000 MB/s		14,900 MB/s
Write speed	10,000 MB/s		14,000 MB/s
Form factor	M.2 2280	=	M.2 2280
Interface	PCIe 5.0 x4	=	PCIe 5.0 x4
Controller	Phison PS5026-E26		SanDisk A101-250800-AC
DRAM	✓ Yes	=	✓ Yes
Memory module (NAND)	TLC	=	TLC
TBW (Total Bytes Written)	1400  terabyte		1200  terabyte
Warranty	5  Years	=	5  Years
AS SSD performance data
Sequential read	7,919 MB/s	42% ∆	11,248 MB/s
Sequential write	9,420 MB/s	25% ∆	11,780 MB/s
4K Read	77 MB/s	21% ∆	93 MB/s
4K Write	275 MB/s	24% ∆	222 MB/s
4K-64Thrd Read	3,129 MB/s	12% ∆	3,489 MB/s
4K-64Thrd Write	2,300 MB/s	102% ∆	4,648 MB/s
Access time read	0.014 ms	50% ∆	0.021 ms
Access time write	0.162 ms	88% ∆	0.086 ms
Score	9627	37% ∆	13183
CrystalDiskMark performance data
SEQ1M Q8T1 Read	10,094 MB/s	46% ∆	14,728 MB/s
SEQ1M Q8T Write	10,203 MB/s	38% ∆	14,064 MB/s
SEQ1M Q1T1 Read	8,554 MB/s	4 % ∆	8,906 MB/s
SEQ1M Q1T1 Write	9,868 MB/s	5% ∆	10,312 MB/s
RND4K Q32T16 Read	5,435 MB/s	8% ∆	5,858 MB/s
RND4K Q32T16 Write	4,317 MB/s	3% ∆	4,440 MB/s
RND4K Q1T1 Read	84 MB/s	21% ∆	101 MB/s
RND4K Q1T1 Write	323 MB/s	30% ∆	249 MB/s
Buy product
Current price	n/a	0% ∆	497 $
Price per gigabyte	n/a	0% ∆	0.24 $
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fanxiang S900 2TB	Western Digital WD_BLACK SN8100 2TB

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