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Western Digital WD Black SN750 NVMe SSD 250GB vs WD Blue SN550 NVMe SSD 1TB

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Specification Charts

Capacity

WD Blue SN550 NVMe SSD 1TB 1024 GB
WD Black SN750 NVMe SSD 250GB 250 GB
Difference: 774 (310%)

Random Read

WD Blue SN550 NVMe SSD 1TB 410000 IOPS
WD Black SN750 NVMe SSD 250GB 220000 IOPS
Difference: 190000 (86%)

Random Write

WD Blue SN550 NVMe SSD 1TB 405000 IOPS
WD Black SN750 NVMe SSD 250GB 180000 IOPS
Difference: 225000 (125%)

Sequential Read

WD Black SN750 NVMe SSD 250GB 3100 MB/sec
WD Blue SN550 NVMe SSD 1TB 2400 MB/sec
Difference: 700 (29%)

Sequential Write

WD Blue SN550 NVMe SSD 1TB 1750 MB/sec
WD Black SN750 NVMe SSD 250GB 1600 MB/sec
Difference: 150 (9%)

Endurance

WD Blue SN550 NVMe SSD 1TB 600 TB
WD Black SN750 NVMe SSD 250GB 200 TB
Difference: 400 (200%)

Specifications

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Model WD Black SN750 NVMe SSD 250GB WD Blue SN550 NVMe SSD 1TB
Manufacturer Western Digital Western Digital
NAND SanDisk 64-layer 3D TLC SanDisk 96L TLC
Form Factor M.2 (2280) M.2 (2280)
Capacity 250 GB 1024 GB
Cache N/A MB (N/A) MB
Sequential Read 3100 MB/s 2400 MB/s
Sequential Write 1600 MB/s 1750 MB/s
Random Read 220000 IOPS 410000 IOPS
Random Write 180000 IOPS 405000 IOPS
Interface NVMe 1.3 NVMe 1.4
Controller Western Digital in-house WD Architecture
Date Released 2019 2019
Endurance 200 TB 600 TB
Notes 5-Year Warranty 5-Year Warranty

Price Comparison

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WD Black SN750 NVMe SSD 250GB

Amazon.com

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WD Blue SN550 NVMe SSD 1TB

Amazon.com

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