Comparison: Samsung 990 PRO 2TB vs. Lexar NM790 2TB

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	Samsung 990 PRO 2TB	VS.	Lexar NM790 2TB
	Show individual test		Show individual test
Technical manufacturer specifications
Manufacturer	Samsung		Lexar
Model number	MZ-V9P2T0BW		LNM790X002T-RNNNG
Capacity	2,048 GB	=	2,048 GB
Capacity (according to IEC)	1,863 GiB		1,908 GiB
pSLC cache	230 GB		195 GB
Read speed	7,450 MB/s		7,400 MB/s
Write speed	6,900 MB/s		6,500 MB/s
Form factor	M.2 2280	=	M.2 2280
Interface	PCIe 4.0 x4	=	PCIe 4.0 x4
Controller	Samsung Pascal (S4LV008)		Maxio MAP1602
DRAM	✓ Yes		No
Memory module (NAND)	TLC	=	TLC
TBW (Total Bytes Written)	1200  terabyte		1500  terabyte
Warranty	5  Years	=	5  Years
AS SSD performance data
Sequential read	5,967 MB/s	3% ∆	6,172 MB/s
Sequential write	5,827 MB/s	1% ∆	5,790 MB/s
4K Read	80 MB/s	16% ∆	69 MB/s
4K Write	178 MB/s	3% ∆	174 MB/s
4K-64Thrd Read	2,913 MB/s	18% ∆	2,468 MB/s
4K-64Thrd Write	3,221 MB/s	123% ∆	1,444 MB/s
Access time read	0.020 ms	10% ∆	0.022 ms
Access time write	0.109 ms	143% ∆	0.265 ms
Score	9398	35% ∆	6943
CrystalDiskMark performance data
SEQ1M Q8T1 Read	7,459 MB/s	0% ∆	7,436 MB/s
SEQ1M Q8T Write	6,967 MB/s	4% ∆	6,695 MB/s
SEQ1M Q1T1 Read	3,410 MB/s	50 % ∆	5,116 MB/s
SEQ1M Q1T1 Write	5,688 MB/s	2% ∆	5,550 MB/s
RND4K Q32T16 Read	3,635 MB/s	5% ∆	3,476 MB/s
RND4K Q32T16 Write	3,242 MB/s	47% ∆	2,199 MB/s
RND4K Q1T1 Read	85 MB/s	10% ∆	78 MB/s
RND4K Q1T1 Write	194 MB/s	9% ∆	178 MB/s
Buy product
Current price	469 $	51% ∆	310 $
Price per gigabyte	0.23 $	51% ∆	0.15 $
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Samsung 990 PRO 2TB	Lexar NM790 2TB

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