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Samsung 860 EVO M.2 SSD 1TB vs Western Digital WD Blue SN550 NVMe SSD 250GB

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Specification Charts

Capacity

860 EVO M.2 SSD 1TB 1024 GB
WD Blue SN550 NVMe SSD 250GB 250 GB
Difference: 774 (310%)

Random Read

WD Blue SN550 NVMe SSD 250GB 170000 IOPS
860 EVO M.2 SSD 1TB 97000 IOPS
Difference: 73000 (75%)

Random Write

WD Blue SN550 NVMe SSD 250GB 135000 IOPS
860 EVO M.2 SSD 1TB 88000 IOPS
Difference: 47000 (53%)

Sequential Read

WD Blue SN550 NVMe SSD 250GB 2400 MB/sec
860 EVO M.2 SSD 1TB 550 MB/sec
Difference: 1850 (336%)

Sequential Write

WD Blue SN550 NVMe SSD 250GB 950 MB/sec
860 EVO M.2 SSD 1TB 520 MB/sec
Difference: 430 (83%)

Endurance

860 EVO M.2 SSD 1TB 600 TB
WD Blue SN550 NVMe SSD 250GB 150 TB
Difference: 450 (300%)

Specifications

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Model 860 EVO M.2 SSD 1TB WD Blue SN550 NVMe SSD 250GB
Manufacturer Samsung Western Digital
NAND Samsung V-NAND 3-bit MLC SanDisk 96L TLC
Form Factor M.2 SATA M.2 (2280)
Capacity 1024 GB 250 GB
Cache 1024 MB (N/A) MB
Sequential Read 550 MB/s 2400 MB/s
Sequential Write 520 MB/s 950 MB/s
Random Read 97000 IOPS 170000 IOPS
Random Write 88000 IOPS 135000 IOPS
Interface SATA III 6Gb/s NVMe 1.4
Controller Samsung MJX Controller WD Architecture
Date Released 2019 2019
Endurance 600 TB 150 TB
Notes 5-Year Limited Warranty 5-Year Warranty

Price Comparison

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860 EVO M.2 SSD 1TB

Amazon.com

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WD Blue SN550 NVMe SSD 250GB

Amazon.com

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