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SanDisk Ultra II 240GB vs Western Digital WD Black SN750 NVMe SSD 500GB

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Specification Charts

Capacity

WD Black SN750 NVMe SSD 500GB 500 GB
Ultra II 240GB 240 GB
Difference: 260 (108%)

Random Read

WD Black SN750 NVMe SSD 500GB 420000 IOPS
Ultra II 240GB 91000 IOPS
Difference: 329000 (362%)

Random Write

WD Black SN750 NVMe SSD 500GB 380000 IOPS
Ultra II 240GB 83000 IOPS
Difference: 297000 (358%)

Sequential Read

WD Black SN750 NVMe SSD 500GB 3470 MB/sec
Ultra II 240GB 550 MB/sec
Difference: 2920 (531%)

Sequential Write

WD Black SN750 NVMe SSD 500GB 2600 MB/sec
Ultra II 240GB 500 MB/sec
Difference: 2100 (420%)

Endurance

WD Black SN750 NVMe SSD 500GB 300 TB
Ultra II 240GB 109 TB
Difference: 191 (175%)

Specifications

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Model Ultra II 240GB WD Black SN750 NVMe SSD 500GB
Manufacturer SanDisk Western Digital
NAND SanDisk 2nd Gen 128Gbit 19nm TLC SanDisk 64-layer 3D TLC
Form Factor 2.5" M.2 (2280)
Capacity 240 GB 500 GB
Cache 10240 MB (N/A) MB
Sequential Read 550 MB/s 3470 MB/s
Sequential Write 500 MB/s 2600 MB/s
Random Read 91000 IOPS 420000 IOPS
Random Write 83000 IOPS 380000 IOPS
Interface SATA III 6Gb/s NVMe 1.3
Controller Marvell 88SS9190 Western Digital in-house
Date Released 2014 2019
Endurance 109 TB 300 TB
Notes 3 Year Warranty 5-Year Warranty & Optional Heatsink

Price Comparison

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Ultra II 240GB

Amazon.com

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WD Black SN750 NVMe SSD 500GB

Amazon.com

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