Compare any two Solid State Drives:

VS

Kingston A400 SSD 120GB vs Western Digital WD Black SN750 NVMe SSD 1TB

Display Graphs

Hide Graphs

Specification Charts

Capacity

WD Black SN750 NVMe SSD 1TB 1024 GB
A400 SSD 120GB 128 GB
Difference: 896 (700%)

Random Read

A400 SSD 120GB N/A IOPS
WD Black SN750 NVMe SSD 1TB 515000 IOPS
Difference: -515000 (-100%)

Random Write

A400 SSD 120GB N/A IOPS
WD Black SN750 NVMe SSD 1TB 560000 IOPS
Difference: -560000 (-100%)

Sequential Read

WD Black SN750 NVMe SSD 1TB 3470 MB/sec
A400 SSD 120GB 500 MB/sec
Difference: 2970 (594%)

Sequential Write

WD Black SN750 NVMe SSD 1TB 3000 MB/sec
A400 SSD 120GB 320 MB/sec
Difference: 2680 (838%)

Endurance

WD Black SN750 NVMe SSD 1TB 600 TB
A400 SSD 120GB 40 TB
Difference: 560 (1400%)

Specifications

Display Specifications

Hide Specifications

Model A400 SSD 120GB WD Black SN750 NVMe SSD 1TB
Manufacturer Kingston Western Digital
NAND 3bit TLC NAND SanDisk 64-layer 3D TLC
Form Factor 2.5" SATA III M.2 (2280)
Capacity 128 GB 1024 GB
Cache N/A MB (N/A) MB
Sequential Read 500 MB/s 3470 MB/s
Sequential Write 320 MB/s 3000 MB/s
Random Read N/A IOPS 515000 IOPS
Random Write N/A IOPS 560000 IOPS
Interface SATA III NVMe 1.3
Controller Phison S11 Western Digital in-house
Date Released 2017 2019
Endurance 40 TB 600 TB
Notes 3-Year Limited Warranty 5-Year Warranty & Optional Heatsink

Price Comparison

Display Prices

Hide Prices

A400 SSD 120GB

Amazon.com

Check prices at:

WD Black SN750 NVMe SSD 1TB

Amazon.com

Check prices at:

Please note that the price comparisons are based on search keywords - sometimes it might show cards with very similar names that are not exactly the same as the one chosen in the comparison. We do try to filter out the wrong results as best we can, though.