WD Black SN850X against WD Black SN850X
WD Black SN850X leads on the overall index. Typical prices, not live ones.
The verdict
- WD Black SN850X and WD Black SN850X are level on spec score.
- The WD Black SN850X typically costs $60 less.
- Per dollar, the WD Black SN850X is the better buy: 96.6 points per $100 against 59.1.
Head to head
| Measure | WD Black SN850X | WD Black SN850X | Gap |
|---|---|---|---|
| Spec score | 86 | 88 | 2 ptsright |
| Value, points per $100 | 96.6 | 59.1 | 63%left |
| Typical price | $89 | $149 | $60left |
| Capacity | 1000 GB | 2000 GB | 100%right |
| Sequential read | 7300 MB/s | 7300 MB/s | level |
| Sequential write | 6300 MB/s | 6600 MB/s | 5%right |
Specifications
| Spec | WD Black SN850X | WD Black SN850X |
|---|---|---|
| Interface | NVMe PCIe 4.0 | NVMe PCIe 4.0 |
| Capacity | 1 TB | 2 TB |
| Sequential read | 7,300 MB/s | 7,300 MB/s |
| Sequential write | 6,300 MB/s | 6,600 MB/s |
| DRAM cache | Yes | Yes |
| Brand | Western Digital | Western Digital |
| Released | 2022 | 2022 |
| Typical price | $89 | $149 |