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Western Digital WD Black SN750 NVMe SSD 500GB 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 500GB 500 GB
Difference: 524 (105%)

Random Read

WD Black SN750 NVMe SSD 500GB 420000 IOPS
WD Blue SN550 NVMe SSD 1TB 410000 IOPS
Difference: 10000 (2%)

Random Write

WD Blue SN550 NVMe SSD 1TB 405000 IOPS
WD Black SN750 NVMe SSD 500GB 380000 IOPS
Difference: 25000 (7%)

Sequential Read

WD Black SN750 NVMe SSD 500GB 3470 MB/sec
WD Blue SN550 NVMe SSD 1TB 2400 MB/sec
Difference: 1070 (45%)

Sequential Write

WD Black SN750 NVMe SSD 500GB 2600 MB/sec
WD Blue SN550 NVMe SSD 1TB 1750 MB/sec
Difference: 850 (49%)

Endurance

WD Blue SN550 NVMe SSD 1TB 600 TB
WD Black SN750 NVMe SSD 500GB 300 TB
Difference: 300 (100%)

Specifications

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Model WD Black SN750 NVMe SSD 500GB 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 500 GB 1024 GB
Cache N/A MB (N/A) MB
Sequential Read 3470 MB/s 2400 MB/s
Sequential Write 2600 MB/s 1750 MB/s
Random Read 420000 IOPS 410000 IOPS
Random Write 380000 IOPS 405000 IOPS
Interface NVMe 1.3 NVMe 1.4
Controller Western Digital in-house WD Architecture
Date Released 2019 2019
Endurance 300 TB 600 TB
Notes 5-Year Warranty & Optional Heatsink 5-Year Warranty

Price Comparison

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WD Black SN750 NVMe SSD 500GB

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WD Blue SN550 NVMe SSD 1TB

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