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Western Digital WD Blue 3D NAND SATA SSD 1TB vs WD Blue SN550 NVMe SSD 250GB

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Specification Charts

Capacity

WD Blue 3D NAND SATA 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
WD Blue 3D NAND SATA SSD 1TB 95000 IOPS
Difference: 75000 (79%)

Random Write

WD Blue SN550 NVMe SSD 250GB 135000 IOPS
WD Blue 3D NAND SATA SSD 1TB 84000 IOPS
Difference: 51000 (61%)

Sequential Read

WD Blue SN550 NVMe SSD 250GB 2400 MB/sec
WD Blue 3D NAND SATA SSD 1TB 560 MB/sec
Difference: 1840 (329%)

Sequential Write

WD Blue SN550 NVMe SSD 250GB 950 MB/sec
WD Blue 3D NAND SATA SSD 1TB 530 MB/sec
Difference: 420 (79%)

Endurance

WD Blue 3D NAND SATA SSD 1TB 400 TB
WD Blue SN550 NVMe SSD 250GB 150 TB
Difference: 250 (167%)

Specifications

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Model WD Blue 3D NAND SATA SSD 1TB WD Blue SN550 NVMe SSD 250GB
Manufacturer Western Digital Western Digital
NAND SanDisk 64-layer 3D TLC SanDisk 96L TLC
Form Factor 2.5" SATA III M.2 (2280)
Capacity 1024 GB 250 GB
Cache N/A MB (N/A) MB
Sequential Read 560 MB/s 2400 MB/s
Sequential Write 530 MB/s 950 MB/s
Random Read 95000 IOPS 170000 IOPS
Random Write 84000 IOPS 135000 IOPS
Interface SATA III 6Gb/s NVMe 1.4
Controller Marvell 88SS1074 WD Architecture
Date Released 2018 2019
Endurance 400 TB 150 TB
Notes 3-Year Warranty 5-Year Warranty

Price Comparison

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WD Blue 3D NAND SATA SSD 1TB

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WD Blue SN550 NVMe SSD 250GB

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