Storage capacity
- 1TB WD BLACK SN850X NVMe SSD With Heatsink
- 1TB
- Lexar NM620
- 512GB
Internal ssd comparison
Compare key specifications, features and design side by side.
01Selected ![]() 1TB WD BLACK SN850X NVMe SSD With Heatsink
KSh 27,000Out of Stock | 02 ![]() Lexar NM620 512GB Internal SSD
KSh 16,500In Stock |
|---|







Choose the 1TB WD BLACK SN850X NVMe SSD With Heatsink if you want 1 TB of storage.
This comparison is partial: only 4 of the 12 specifications are published for both products. The 1TB WD BLACK SN850X NVMe SSD With Heatsink does not list SSD Type, interface / Protocol or Sequential Read / Write.
The main differences to help you choose.
No clear advantage over the 1TB WD BLACK SN850X NVMe SSD With Heatsink in the published specifications. Check the detailed comparison for features that matter to you.
| Priority | 1TB WD BLACK SN850X NVMe SSD With Heatsink | Lexar NM620 |
|---|---|---|
| Storage capacity | 1TB | 512GB |
| Endurance | 600 TBW (Terabytes Written) | 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 | 1TB WD BLACK SN850X NVMe SSD With Heatsink | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Brand | WD | Lexar |
| Specification | 1TB WD BLACK SN850X NVMe SSD With Heatsink | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Endurance | 600 TBW (Terabytes Written) | 250TBW |
| Sequential Read / Write | — | Up to 3500MB/s read · Up to 2400MB/s write |
| Random Read / Write | — | 200000 IOPS read · 256000 IOPS write |
| Specification | 1TB WD BLACK SN850X NVMe SSD With Heatsink | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Brand / Model | 1TB WD BLACK SN850X NVMe SSD With Heatsink | Lexar NM620 · LNM620X512G-RNNNG |
| Storage Capacity | 1TB | 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 | 1TB WD BLACK SN850X NVMe SSD With Heatsink | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Compatibility | PC (Windows 10+) & PlayStation 5 | Compatible M.2 2280 PCIe NVMe slots; an M.2 SATA-only slot is not sufficient |
| Features / Security | — | 3D TLC NAND with shock and vibration resistance |
| Specification | 1TB WD BLACK SN850X NVMe SSD With Heatsink | Lexar NM620 512GB Internal SSD |
|---|---|---|
| Dimensions / Weight | — | 80 × 22 × 2.25 mm; 9 g |
| Warranty / Package | — | 60 months · 60 months |
| Specification | 1TB WD BLACK SN850X NVMe SSD With Heatsink | 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 1TB WD BLACK SN850X for more storage.
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