Samsung 990 PRO 2 TB
91/100 editorial
US launch / reference: $199
Manufacturer source ↗Samsung 990 PRO 2 TB vs WD_BLACK SN850X 2 TB
The overall editorial ratings are effectively tied. Your priorities and current prices can change the better choice.
WD_BLACK SN850X 2 TB
90/100 editorial
US launch / reference: $219
Manufacturer source ↗Start with the tradeoffs
Consider Samsung 990 PRO 2 TB for
- Top-tier PCIe 4.0 sustained speeds
- Magician software ecosystem
- 5-year warranty
Tradeoff: Runs hot under sustained writes
Consider WD_BLACK SN850X 2 TB for
- Best PCIe 4.0 sustained speed under load
- 5-year warranty
- Excellent gaming/load times
Tradeoff: PCIe 4.0 not 5.0
Scores and judgments are editorial. Specdex does not run an in-house benchmark lab. Manufacturer claims and independent measurements may use different test conditions.
Editorial fit by scenario
Raw speed
Effectively tied
neither pulls a 2-point weighted lead
Based on available shared editorial ratings.
Endurance & reliability
Effectively tied
neither pulls a 2-point weighted lead
Based on available shared editorial ratings.
Specifications side by side
Arrows indicate a higher capacity, higher power rating, or lower weight/time for comparable simple quantities. They do not establish overall product quality. Unknown values remain unavailable.
| Specification | Samsung 990 PRO 2 TB | WD_BLACK SN850X 2 TB |
|---|---|---|
| Capacity | 1 / 2 / 4 TB | 1 / 2 / 4 / 8 TB |
| Interface | PCIe 4.0 x4 NVMe 2.0 | PCIe 4.0 x4 NVMe 1.4 |
| Sequential read | 7450 MB/s | 7300 MB/s |
| Sequential write | 6900 MB/s | 6600 MB/s |
| NAND | V-NAND TLC | BiCS5 TLC |
| Endurance | 1200 TBW (2TB) | 1200 TBW (2TB) |
| Warranty | 5 years | 5 years |
Inspect the shared editorial ratings
Missing criteria are excluded from pairwise scenarios. A difference below two points is treated as a tie. These are not raw benchmarks.
- speed
- 92 / 92
- endurance
- 92 / 92
- software
- 96 / 86
- value
- 88 / 88
- reliability
- 92 / 96
Samsung 990 PRO 2 TB
Prices & availability
US launch / reference: $199. This is not a current retailer offer.
Checking current offers…
Price history
History appears when an approved retailer provides observations.
Prices apply to the listed configuration and condition. Tax and shipping are not included unless the retailer states otherwise.
WD_BLACK SN850X 2 TB
Prices & availability
US launch / reference: $219. This is not a current retailer offer.
Checking current offers…
Price history
History appears when an approved retailer provides observations.
Prices apply to the listed configuration and condition. Tax and shipping are not included unless the retailer states otherwise.