");
}
else
{
// no ad
}
//-->
Compare any two Solid State Drives:
SanDisk Ultra II 120GB vs Western Digital WD Blue SN550 NVMe SSD 250GB
Display Graphs
Specification Charts
Capacity
WD Blue SN550 NVMe SSD 250GB | 250 GB | |
Ultra II 120GB | 120 GB | |
|
Random Read
WD Blue SN550 NVMe SSD 250GB | 170000 IOPS | |
Ultra II 120GB | 81000 IOPS | |
|
Random Write
WD Blue SN550 NVMe SSD 250GB | 135000 IOPS | |
Ultra II 120GB | 80000 IOPS | |
|
Sequential Read
WD Blue SN550 NVMe SSD 250GB | 2400 MB/sec | |
Ultra II 120GB | 550 MB/sec | |
|
Sequential Write
WD Blue SN550 NVMe SSD 250GB | 950 MB/sec | |
Ultra II 120GB | 500 MB/sec | |
|
Endurance
WD Blue SN550 NVMe SSD 250GB | 150 TB | |
Ultra II 120GB | 54 TB | |
|
Specifications
Display Specifications
Model | Ultra II 120GB | WD Blue SN550 NVMe SSD 250GB |
---|---|---|
Manufacturer | SanDisk | Western Digital |
NAND | SanDisk 2nd Gen 128Gbit 19nm TLC | SanDisk 96L TLC |
Form Factor | 2.5" | M.2 (2280) |
Capacity | 120 GB | 250 GB |
Cache | 5120 MB | (N/A) MB |
Sequential Read | 550 MB/s | 2400 MB/s |
Sequential Write | 500 MB/s | 950 MB/s |
Random Read | 81000 IOPS | 170000 IOPS |
Random Write | 80000 IOPS | 135000 IOPS |
Interface | SATA III 6Gb/s | NVMe 1.4 |
Controller | Marvell 88SS9190 | WD Architecture |
Date Released | 2014 | 2019 |
Endurance | 54 TB | 150 TB |
Notes | 3 Year Warranty | 5-Year Warranty |
Price Comparison
Display Prices
Ultra II 120GBAmazon.com
Check prices at:
|
WD Blue SN550 NVMe SSD 250GBAmazon.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.