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Compare any two Solid State Drives:
Samsung 850 Pro 256GB vs Western Digital WD Blue SN550 NVMe SSD 500GB
Display Graphs
Specification Charts
Capacity
| WD Blue SN550 NVMe SSD 500GB |
|
500 GB |
| 850 Pro 256GB |
|
256 GB |
|
|
Random Read
| WD Blue SN550 NVMe SSD 500GB |
|
300000 IOPS |
| 850 Pro 256GB |
|
100000 IOPS |
|
|
Random Write
| WD Blue SN550 NVMe SSD 500GB |
|
240000 IOPS |
| 850 Pro 256GB |
|
90000 IOPS |
|
|
Sequential Read
| WD Blue SN550 NVMe SSD 500GB |
|
2400 MB/sec |
| 850 Pro 256GB |
|
550 MB/sec |
|
|
Sequential Write
| WD Blue SN550 NVMe SSD 500GB |
|
1750 MB/sec |
| 850 Pro 256GB |
|
520 MB/sec |
|
|
Endurance
| WD Blue SN550 NVMe SSD 500GB |
|
300 TB |
| 850 Pro 256GB |
|
150 TB |
|
|
Specifications
Display Specifications
| Model | 850 Pro 256GB | WD Blue SN550 NVMe SSD 500GB |
|---|---|---|
| Manufacturer | Samsung | Western Digital |
| NAND | Samsung 2nd Gen 86Gbit 40nm MLC V-NAND | SanDisk 96L TLC |
| Form Factor | 2.5" | M.2 (2280) |
| Capacity | 256 GB | 500 GB |
| Cache | 512 MB | (N/A) MB |
| Sequential Read | 550 MB/s | 2400 MB/s |
| Sequential Write | 520 MB/s | 1750 MB/s |
| Random Read | 100000 IOPS | 300000 IOPS |
| Random Write | 90000 IOPS | 240000 IOPS |
| Interface | SATA III 6Gb/s | NVMe 1.4 |
| Controller | Samsung 3-core MEX controller | WD Architecture |
| Date Released | 2014 | 2019 |
| Endurance | 150 TB | 300 TB |
| Notes | 10 years limited warranty AES 256-bit Full Disk Encryption (FDE) TCG/Opal v2.0, Encrypted Drive (IEEE1667) | 5-Year Warranty |
Price Comparison
Display Prices
850 Pro 256GBAmazon.com
Check prices at:
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WD Blue SN550 NVMe SSD 500GBAmazon.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.
