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Western Digital WD Blue SN550 NVMe SSD 250GB vs WD Blue SN550 NVMe SSD 500GB

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Specification Charts

Capacity

WD Blue SN550 NVMe SSD 500GB 500 GB
WD Blue SN550 NVMe SSD 250GB 250 GB
Difference: 250 (100%)

Random Read

WD Blue SN550 NVMe SSD 500GB 300000 IOPS
WD Blue SN550 NVMe SSD 250GB 170000 IOPS
Difference: 130000 (76%)

Random Write

WD Blue SN550 NVMe SSD 500GB 240000 IOPS
WD Blue SN550 NVMe SSD 250GB 135000 IOPS
Difference: 105000 (78%)

Sequential Read

WD Blue SN550 NVMe SSD 250GB 2400 MB/sec
WD Blue SN550 NVMe SSD 500GB 2400 MB/sec
Difference: 0 (0%)

Sequential Write

WD Blue SN550 NVMe SSD 500GB 1750 MB/sec
WD Blue SN550 NVMe SSD 250GB 950 MB/sec
Difference: 800 (84%)

Endurance

WD Blue SN550 NVMe SSD 500GB 300 TB
WD Blue SN550 NVMe SSD 250GB 150 TB
Difference: 150 (100%)

Specifications

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Model WD Blue SN550 NVMe SSD 250GB WD Blue SN550 NVMe SSD 500GB
Manufacturer Western Digital Western Digital
NAND SanDisk 96L TLC SanDisk 96L TLC
Form Factor M.2 (2280) M.2 (2280)
Capacity 250 GB 500 GB
Cache N/A MB (N/A) MB
Sequential Read 2400 MB/s 2400 MB/s
Sequential Write 950 MB/s 1750 MB/s
Random Read 170000 IOPS 300000 IOPS
Random Write 135000 IOPS 240000 IOPS
Interface NVMe 1.4 NVMe 1.4
Controller WD Architecture WD Architecture
Date Released 2019 2019
Endurance 150 TB 300 TB
Notes 5-Year Warranty 5-Year Warranty

Price Comparison

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WD Blue SN550 NVMe SSD 250GB

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WD Blue SN550 NVMe SSD 500GB

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