Samsung 990 PRO 1TB
Without heatsink
Compare differences ›Category illustration; not a product photograph
WD BLACK SN7100 500GB
Without heatsink MPN: WDS500G4X0E-00CJA0
No verified offers yet500 GB • PCIe 4.0 ×4 / NVMe • M.2 2280 • 6800 MB/s
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Specifications
Compare capacity and cache, not just peak speed
Manufacturer speeds are maxima under stated test conditions. They do not show sustained writing after the cache fills. TBW is a write-endurance warranty limit, not a predicted failure date; time limits also apply. Check M.2 length, interface and heatsink clearance in the host manual. Price per TB uses nominal decimal capacity and a confirmed delivered total.
| Capacity | 500 GB |
|---|---|
| Interface | PCIe 4.0 ×4 / NVMe |
| Form factor | M.2 2280 |
| Sequential read, up to | 6800 MB/s |
| Sequential write, up to | 5800 MB/s |
| NAND type | TLC 3D NAND |
| DRAM cache | 0 GB |
| Endurance | 300 TBW |
| Limited warranty, up to | 5 years |
| Controller | Unknown |
| Random read, up to | 760000 IOPS |
| Factory heatsink | No |
| Drive height, up to | 2.38 mm |
| Cache arrangement | DRAM-less |
Manufacturer source ↗ · Specifications checked: 2026-10-23
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- Variant
- Without heatsink
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- WDS500G4X0E-00CJA0
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Open manufacturer source ↗Also in this category
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