Storage capacity
- 2TB WD Black SN850X NVMe SSD
- 2TB
- Lexar NM620
- 512GB
Internal ssd comparison
Compare key specifications, features and design side by side.
01Selected ![]() 2TB WD Black SN850X NVMe SSD
KSh 25,000Out of Stock | 02 ![]() Lexar NM620 512GB Internal SSD
KSh 16,500In Stock |
|---|







Choose the 2TB WD Black SN850X NVMe SSD if you want 2 TB of storage.
This comparison is partial: only 3 of the 12 specifications are published for both products. The 2TB WD Black SN850X NVMe SSD does not list SSD Type, interface / Protocol or Sequential Read / Write.
The main differences to help you choose.
No clear advantage over the 2TB WD Black SN850X NVMe SSD in the published specifications. Check the detailed comparison for features that matter to you.
| Priority | 2TB WD Black SN850X NVMe SSD | Lexar NM620 |
|---|---|---|
| Storage capacity | 2TB | 512GB |
| Endurance | 1200 TBW | 250TBW |
| Form factor | M.2 2280 | M.2 2280 NVMe SSD |
Tick a topic above to see how each product answers it.
Explore the full specifications, section by section.
| Specification | 2TB WD Black SN850X NVMe SSD | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Brand | WD | Lexar |
| Specification | 2TB WD Black SN850X NVMe SSD | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Endurance | 1200 TBW | 250TBW |
| Sequential Read / Write | — | Up to 3500MB/s read · Up to 2400MB/s write |
| Random Read / Write | — | 200000 IOPS read · 256000 IOPS write |
| Specification | 2TB WD Black SN850X NVMe SSD | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Brand / Model | 2TB WD Black SN850X NVMe SSD | Lexar NM620 · LNM620X512G-RNNNG |
| Storage Capacity | 2TB | 512GB |
| Form Factor | M.2 2280 | M.2 2280 NVMe SSD |
| SSD Type | — | M.2 2280 NVMe SSD |
| Interface / Protocol | — | PCIe Gen 3 x4 / NVMe |
| Specification | 2TB WD Black SN850X NVMe SSD | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Features / Security | — | 3D TLC NAND with shock and vibration resistance |
| Compatibility | — | Compatible M.2 2280 PCIe NVMe slots; an M.2 SATA-only slot is not sufficient |
| Specification | 2TB WD Black SN850X NVMe SSD | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Dimensions / Weight | — | 80 × 22 × 2.25 mm; 9 g |
| Warranty / Package | — | 60 months · 60 months |
| Specification | 2TB WD Black SN850X NVMe SSD | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Model-specific details | — | 512GB · LNM620X512G-RNNNG — Product series: NM620; Operating temperature: 0°C to 70°C; Storage temperature: -40°C to 85°C |
These products have the same published specifications.
Choose 2TB WD Black SN850X for more storage.
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