Lexar
Lexar NM790 1TB · with heatsink
PCIe 4.0 · 7400/6500 MB/s · 1TB
86
/ 100
From $110
VS
Samsung
Samsung 990 Pro 1TB
PCIe 4.0 · 7450/6900 MB/s · 1TB
86
/ 100
From $90
Specdex verdict
Dead heat — it comes down to priorities.
In our weighted Specdex score, Lexar NM790 1TB · with heatsink lands at 86 and Samsung 990 Pro 1TB at 86. With scores tied, the decision hinges on which sub-scores matter most to you.
Pick Lexar NM790 1TB · with heatsink if…
- ✓M.2 NVMe
- ✓Competitive per-GB cost
- ✓TBW scales with capacity
Pick Samsung 990 Pro 1TB if…
- ✓M.2 NVMe
- ✓Competitive per-GB cost
- ✓TBW scales with capacity
Lexar NM790 1TB · with heatsink 86
vs 86 Samsung 990 Pro 1TB
Score breakdown
Lexar NM790 1TB · with heatsink
86 read 90
write 88
endurance 88
value 84
Samsung 990 Pro 1TB
86 read 90
write 88
endurance 88
value 84
Specs side-by-side
| Spec | Lexar NM790 1TB · with heatsink | Samsung 990 Pro 1TB |
|---|---|---|
| Interface | PCIe 4.0 | PCIe 4.0 |
| Capacity | 1TB | 1TB |
| Read/Write | 7400/6500 MB/s | 7450/6900 MB/s |
Lexar NM790 1TB · with heatsink
Pros
- +M.2 NVMe
- +Competitive per-GB cost
- +TBW scales with capacity
Cons
- −Thermals on Gen 5 drives
- −DRAM-less models slower under sustained load
- −Require heatsinks in many systems
Samsung 990 Pro 1TB
Pros
- +M.2 NVMe
- +Competitive per-GB cost
- +TBW scales with capacity
Cons
- −Thermals on Gen 5 drives
- −DRAM-less models slower under sustained load
- −Require heatsinks in many systems
FAQ: Lexar NM790 1TB · with heatsink vs Samsung 990 Pro 1TB
Which is better, Lexar NM790 1TB · with heatsink or Samsung 990 Pro 1TB? +
Both score 86 on our weighted rubric — tied. Your best pick depends on the sub-scores above.
Is Lexar NM790 1TB · with heatsink worth the price? +
At $110, Lexar NM790 1TB · with heatsink delivers a Specdex score of 86 — strongest in read.
Is Samsung 990 Pro 1TB worth the price? +
At $90, Samsung 990 Pro 1TB delivers a Specdex score of 86 — strongest in read.
Does Lexar NM790 1TB · with heatsink or Samsung 990 Pro 1TB last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.