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Compare any two Solid State Drives:
SanDisk Ultra II 120GB vs Western Digital WD Black SN750 NVMe SSD 250GB
Display Graphs
Specification Charts
Capacity
| WD Black SN750 NVMe SSD 250GB |
|
250 GB |
| Ultra II 120GB |
|
120 GB |
|
|
Random Read
| WD Black SN750 NVMe SSD 250GB |
|
220000 IOPS |
| Ultra II 120GB |
|
81000 IOPS |
|
|
Random Write
| WD Black SN750 NVMe SSD 250GB |
|
180000 IOPS |
| Ultra II 120GB |
|
80000 IOPS |
|
|
Sequential Read
| WD Black SN750 NVMe SSD 250GB |
|
3100 MB/sec |
| Ultra II 120GB |
|
550 MB/sec |
|
|
Sequential Write
| WD Black SN750 NVMe SSD 250GB |
|
1600 MB/sec |
| Ultra II 120GB |
|
500 MB/sec |
|
|
Endurance
| WD Black SN750 NVMe SSD 250GB |
|
200 TB |
| Ultra II 120GB |
|
54 TB |
|
|
Specifications
Display Specifications
| Model | Ultra II 120GB | WD Black SN750 NVMe SSD 250GB |
|---|---|---|
| Manufacturer | SanDisk | Western Digital |
| NAND | SanDisk 2nd Gen 128Gbit 19nm TLC | SanDisk 64-layer 3D TLC |
| Form Factor | 2.5" | M.2 (2280) |
| Capacity | 120 GB | 250 GB |
| Cache | 5120 MB | (N/A) MB |
| Sequential Read | 550 MB/s | 3100 MB/s |
| Sequential Write | 500 MB/s | 1600 MB/s |
| Random Read | 81000 IOPS | 220000 IOPS |
| Random Write | 80000 IOPS | 180000 IOPS |
| Interface | SATA III 6Gb/s | NVMe 1.3 |
| Controller | Marvell 88SS9190 | Western Digital in-house |
| Date Released | 2014 | 2019 |
| Endurance | 54 TB | 200 TB |
| Notes | 3 Year Warranty | 5-Year Warranty |
Price Comparison
Display Prices
Ultra II 120GBAmazon.com
Check prices at:
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WD Black SN750 NVMe SSD 250GBAmazon.com
Check prices at:
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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.
