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Western Digital WD Blue SN550 NVMe SSD 1TB vs SanDisk X400 128GB

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Specification Charts

Capacity

WD Blue SN550 NVMe SSD 1TB 1024 GB
X400 128GB 128 GB
Difference: 896 (700%)

Random Read

WD Blue SN550 NVMe SSD 1TB 410000 IOPS
X400 128GB 93500 IOPS
Difference: 316500 (339%)

Random Write

WD Blue SN550 NVMe SSD 1TB 405000 IOPS
X400 128GB 60000 IOPS
Difference: 345000 (575%)

Sequential Read

WD Blue SN550 NVMe SSD 1TB 2400 MB/sec
X400 128GB 540 MB/sec
Difference: 1860 (344%)

Sequential Write

WD Blue SN550 NVMe SSD 1TB 1750 MB/sec
X400 128GB 340 MB/sec
Difference: 1410 (415%)

Endurance

WD Blue SN550 NVMe SSD 1TB 600 TB
X400 128GB 72 TB
Difference: 528 (733%)

Specifications

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Model WD Blue SN550 NVMe SSD 1TB X400 128GB
Manufacturer Western Digital SanDisk
NAND SanDisk 96L TLC TLC NAND
Form Factor M.2 (2280) 2.5"
Capacity 1024 GB 128 GB
Cache N/A MB (N/A) MB
Sequential Read 2400 MB/s 540 MB/s
Sequential Write 1750 MB/s 340 MB/s
Random Read 410000 IOPS 93500 IOPS
Random Write 405000 IOPS 60000 IOPS
Interface NVMe 1.4 SATA III 6Gb/s
Controller WD Architecture Marvell 88SS1074
Date Released 2019 2016
Endurance 600 TB 72 TB
Notes 5-Year Warranty Warranty 5 years

Price Comparison

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WD Blue SN550 NVMe SSD 1TB

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X400 128GB

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