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Western Digital WD Blue SN550 NVMe SSD 500GB vs SanDisk X400 1TB

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Specification Charts

Capacity

X400 1TB 1024 GB
WD Blue SN550 NVMe SSD 500GB 500 GB
Difference: 524 (105%)

Random Read

WD Blue SN550 NVMe SSD 500GB 300000 IOPS
X400 1TB 95000 IOPS
Difference: 205000 (216%)

Random Write

WD Blue SN550 NVMe SSD 500GB 240000 IOPS
X400 1TB 75000 IOPS
Difference: 165000 (220%)

Sequential Read

WD Blue SN550 NVMe SSD 500GB 2400 MB/sec
X400 1TB 545 MB/sec
Difference: 1855 (340%)

Sequential Write

WD Blue SN550 NVMe SSD 500GB 1750 MB/sec
X400 1TB 520 MB/sec
Difference: 1230 (237%)

Endurance

X400 1TB 320 TB
WD Blue SN550 NVMe SSD 500GB 300 TB
Difference: 20 (7%)

Specifications

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Model WD Blue SN550 NVMe SSD 500GB X400 1TB
Manufacturer Western Digital SanDisk
NAND SanDisk 96L TLC TLC NAND
Form Factor M.2 (2280) 2.5"
Capacity 500 GB 1024 GB
Cache N/A MB (N/A) MB
Sequential Read 2400 MB/s 545 MB/s
Sequential Write 1750 MB/s 520 MB/s
Random Read 300000 IOPS 95000 IOPS
Random Write 240000 IOPS 75000 IOPS
Interface NVMe 1.4 SATA III 6Gb/s
Controller WD Architecture Marvell 88SS1074
Date Released 2019 2016
Endurance 300 TB 320 TB
Notes 5-Year Warranty Warranty 5 years

Price Comparison

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WD Blue SN550 NVMe SSD 500GB

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X400 1TB

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