Comparison: Western Digital WD Red SA500 2TB vs. Samsung 860 EVO 2TB

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	Western Digital WD Red SA500 2TB	VS.	Samsung 860 EVO 2TB
	Show individual test		Show individual test
Technical manufacturer specifications
Manufacturer	Western Digital		Samsung
Model number	WDS200T2R0A		MZ-76E2T0B/EU
Capacity	2,048 GB	=	2,048 GB
Capacity (according to IEC)	1,863 GiB	=	1,863 GiB
pSLC cache	>400 GB		GB
Read speed	560 MB/s		550 MB/s
Write speed	520 MB/s	=	520 MB/s
Form factor	2.5"	=	2.5"
Interface	SATA 6 Gbps	=	SATA 6 Gbps
Controller	Silicon Motion SM2259AB		Samsung MJX (S4LR030)
DRAM	No		✓ Yes
Memory module (NAND)	TLC	=	TLC
TBW (Total Bytes Written)	1300  terabyte		1200  terabyte
Warranty	5  Years		3  Years
AS SSD performance data
Sequential read	516 MB/s	0% ∆	519 MB/s
Sequential write	431 MB/s	6% ∆	458 MB/s
4K Read	37 MB/s	12% ∆	41 MB/s
4K Write	81 MB/s	8% ∆	88 MB/s
4K-64Thrd Read	205 MB/s	7% ∆	218 MB/s
4K-64Thrd Write	160 MB/s	16% ∆	185 MB/s
Access time read	0.056 ms	30% ∆	0.043 ms
Access time write	0.044 ms	19% ∆	0.037 ms
Score	737	9% ∆	802
CrystalDiskMark performance data
SEQ1M Q8T1 Read	547 MB/s	0% ∆	550 MB/s
SEQ1M Q8T Write	460 MB/s	6% ∆	486 MB/s
SEQ1M Q1T1 Read	539 MB/s	0 % ∆	537 MB/s
SEQ1M Q1T1 Write	432 MB/s	10% ∆	475 MB/s
RND4K Q32T16 Read	221 MB/s	4% ∆	229 MB/s
RND4K Q32T16 Write	171 MB/s	14% ∆	195 MB/s
RND4K Q1T1 Read	39 MB/s	16% ∆	45 MB/s
RND4K Q1T1 Write	87 MB/s	11% ∆	97 MB/s
Buy product
Current price	400 $	43% ∆	279 $
Price per gigabyte	0.20 $	43% ∆	0.14 $
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Western Digital WD Red SA500 2TB	Samsung 860 EVO 2TB

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