Comparison: SanDisk Optimus GX PRO 8100 2TB vs. Western Digital WD_BLACK SN8100 2TB

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	SanDisk Optimus GX PRO 8100 2TB	VS.	Western Digital WD_BLACK SN8100 2TB
	Show individual test		Show individual test
Technical manufacturer specifications
Manufacturer	SanDisk		Western Digital
Model number	SDSP82200TAN-000E0		WDS200T1X0M-00CMT0
Capacity	2,048 GB	=	2,048 GB
Capacity (according to IEC)	1,863 GiB	=	1,863 GiB
pSLC cache	>400 GB	=	>400 GB
Read speed	14,900 MB/s	=	14,900 MB/s
Write speed	14,000 MB/s	=	14,000 MB/s
Form factor	M.2 2280	=	M.2 2280
Interface	PCIe 5.0 x4	=	PCIe 5.0 x4
Controller	SanDisk A101-250800-AC		Silicon Motion SM2508
DRAM	✓ Yes	=	✓ Yes
Memory module (NAND)	TLC	=	TLC
TBW (Total Bytes Written)	1200  terabyte	=	1200  terabyte
Warranty	5  Years	=	5  Years
AS SSD performance data
Sequential read	11,152 MB/s	1% ∆	11,248 MB/s
Sequential write	11,035 MB/s	7% ∆	11,780 MB/s
4K Read	95 MB/s	1% ∆	93 MB/s
4K Write	233 MB/s	5% ∆	222 MB/s
4K-64Thrd Read	3,274 MB/s	7% ∆	3,489 MB/s
4K-64Thrd Write	4,326 MB/s	7% ∆	4,648 MB/s
Access time read	0.021 ms	0% ∆	0.021 ms
Access time write	0.084 ms	2% ∆	0.086 ms
Score	12430	6% ∆	13183
CrystalDiskMark performance data
SEQ1M Q8T1 Read	14,864 MB/s	1% ∆	14,728 MB/s
SEQ1M Q8T Write	14,072 MB/s	0% ∆	14,064 MB/s
SEQ1M Q1T1 Read	8,875 MB/s	0 % ∆	8,906 MB/s
SEQ1M Q1T1 Write	10,827 MB/s	5% ∆	10,312 MB/s
RND4K Q32T16 Read	5,643 MB/s	4% ∆	5,858 MB/s
RND4K Q32T16 Write	4,303 MB/s	3% ∆	4,440 MB/s
RND4K Q1T1 Read	103 MB/s	1% ∆	101 MB/s
RND4K Q1T1 Write	263 MB/s	6% ∆	249 MB/s
Buy product
Current price	550 $	38% ∆	400 $
Price per gigabyte	0.27 $	38% ∆	0.20 $
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SanDisk Optimus GX PRO 8100 2TB	Western Digital WD_BLACK SN8100 2TB

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