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Compare storage performance

Choose two Models, then select Compare. You can compare different storage capacities.

Model A

NVMe SAMSUNG MZVLQ512HBLU-00BH1

476 GB · Windows

Sample count: 4

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Model B

NVMe PC SN530 NVMe WDC 256GB

238 GB · Windows

Sample count: 2

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Your comparison

Storage performance

Swap A & B

Sequential read

MiB/s · higher is faster
A NVMe SAMSUNG MZVLQ512HBLU-00BH1 · 476 GB1,966.37
B NVMe PC SN530 NVMe WDC 256GB · 238 GB1,954.38

B is 0.61% lower than A

Sequential write

MiB/s · higher is faster
A NVMe SAMSUNG MZVLQ512HBLU-00BH1 · 476 GB586.43
B NVMe PC SN530 NVMe WDC 256GB · 238 GB887.78

B is 51.39% higher than A

4 KiB random read

MiB/s · higher is faster
A NVMe SAMSUNG MZVLQ512HBLU-00BH1 · 476 GB24.90
B NVMe PC SN530 NVMe WDC 256GB · 238 GB44.74

B is 79.65% higher than A

4 KiB random write

MiB/s · higher is faster
A NVMe SAMSUNG MZVLQ512HBLU-00BH1 · 476 GB55.81
B NVMe PC SN530 NVMe WDC 256GB · 238 GB123.08

B is 120.51% higher than A

Configuration details

DetailA · NVMe SAMSUNG MZVLQ512HBLU-00BH1 · 476 GBB · NVMe PC SN530 NVMe WDC 256GB · 238 GB
PlatformWindowsWindows
Sample count42
Latest measurement2023-12-042023-04-01
Random read IOPS6,37611,454
Random write IOPS14,28831,508
All capacitiesView Model →View Model →

Results checked · Speeds in MiB/s · About these measurements

Four tests. A clearer comparison.

Compare sequential and 4 KiB random read/write speeds side by side. Every option includes its Model, capacity and platform. You can compare 512 GB with 256 GB, including two capacities of the same Model.

How the tests work · Browse all results