# Lexar NM760 1TB Review — Entry-Level PCIe 4.0 NVMe SSD (2026)

The Lexar NM760 1TB is an entry-level PCIe Gen4 NVMe SSD from Lexar, using the Silicon Motion SM2269XT controller and 3D TLC NAND for 5300 MB/s reads at a mainstream price.

Quick answer: The Lexar NM760 1TB is a competent entry-level PCIe 4.0 SSD that delivers 5,300 MB/s reads through the power-efficient Silicon Motion SM2269XT controller. The 1 TB capacity provides ample space for most users, and the 3D TLC NAND offers better endurance than QLC alternatives. The DRAM-less HMB design keeps costs down while maintaining acceptable everyday responsiveness for general desktop and laptop use. For users who want PCIe Gen4 compatibility at a mainstream price point, the NM760 1TB is a sensible option from an established storage brand with decades of experience in consumer flash memory products.

## Specifications

| Specification | Value |
| --- | --- |
| Capacity | 1 TB |
| Interface | M.2 4.0 x 4 |
| Controller | Silicon Motion SM2269XT |
| Memory type | Micron 3D TLC |
| DRAM cache | DRAM HMB |
| Sequential read | 5300 MB/s |
| Sequential write | 4500 MB/s |
| Random read IOPS | 440000 |
| Random write IOPS | 900000 |
| Endurance | 1000 TBW |
| MTBF | 1500000 |
| Warranty | 5 years |

## Performance

Sequential performance of 5,300 MB/s read and 4,500 MB/s write places the NM760 in the mid-range of the PCIe 4.0 stack. The Silicon Motion SM2269XT controller prioritizes power efficiency over maximum throughput, making it well-suited for laptop deployment where battery life is a consideration. In real-world use, the 1 TB capacity provides a larger SLC cache window than the 512 GB model, maintaining peak speeds during larger file transfers and sustained writes for a longer period.

The DRAM-less HMB design works well for everyday tasks — OS boot in under 15 seconds, responsive application launches, and fast game loading. Under sustained mixed workloads like video editing or heavy multitasking, the lack of dedicated DRAM manifests as increased latency. After SLC cache exhaustion, direct TLC write speeds typically fall to 400–800 MB/s for this class. Thermally, the SM2269XT is one of the cooler-running PCIe 4.0 controllers, making it a good fit for thin-and-light laptops with limited M.2 cooling capabilities.

## Endurance, TBW & Warranty

Lexar provides warranty coverage on the NM760 consistent with its entry-level PCIe 4.0 positioning in the product lineup. Specific warranty duration and endurance figures for the 1 TB model are not widely published in Lexar public documentation. For comparable 1 TB TLC drives in this class, typical endurance ranges from 500 to 700 TBW with a three- to five-year warranty period. The 3D TLC NAND provides better endurance than QLC alternatives. For typical consumer use of 20–40 GB written per day, any reasonable endurance estimate would comfortably exceed the warranty period. MTBF is not separately published for this model.

## Pros and Cons

**Pros:**

- 5,300 MB/s read on PCIe 4.0 x4 interface
- 3D TLC NAND for better endurance than QLC
- SM2269XT runs cool and power-efficient
- 1 TB capacity with larger SLC cache
- Entry-level PCIe 4.0 pricing
**Cons:**

- DRAM-less HMB design increases latency
- Warranty and endurance not well-publicised
- Mid-range speeds below flagship Gen4
- Limited sustained write performance


## Verdict

The Lexar NM760 1TB is a competent entry-level PCIe 4.0 SSD that delivers 5,300 MB/s reads through the power-efficient Silicon Motion SM2269XT controller. The 1 TB capacity provides ample space for most users, and the 3D TLC NAND offers better endurance than QLC alternatives. The DRAM-less HMB design keeps costs down while maintaining acceptable everyday responsiveness for general desktop and laptop use. For users who want PCIe Gen4 compatibility at a mainstream price point, the NM760 1TB is a sensible option from an established storage brand with decades of experience in consumer flash memory products.

## Frequently Asked Questions

### What controller does the Lexar NM760 1TB use?

The Silicon Motion SM2269XT, a DRAM-less PCIe 4.0 x4 controller designed for power efficiency and mainstream pricing. The XT suffix indicates no dedicated DRAM cache.

### Does the NM760 1TB have DRAM?

No, it uses Host Memory Buffer architecture instead of a dedicated DRAM chip. HMB borrows a small amount of system RAM for flash translation layer management.

### What is the TBW endurance for the 1TB model?

Lexar does not widely publish endurance figures for the NM760 1TB. Comparable 1 TB TLC drives typically carry 500–700 TBW. For typical consumer use, any reasonable estimate would exceed the warranty period.

### Is the Lexar NM760 1TB good for gaming?

Yes. The 5,300 MB/s sequential read is more than adequate for modern game loading, and the 1 TB capacity holds dozens of titles. Load time differences between this and a flagship drive are negligible.

### How does the NM760 compare to the NM800?

The NM800 uses the faster InnoGrit IG5236 controller at 7,400 MB/s reads, while the NM760 uses the SM2269XT at 5,300 MB/s. Both are DRAM-less, but the NM800 targets a higher performance tier.

### Does the NM760 need a heatsink?

The SM2269XT runs cool compared to flagship controllers. A heatsink is not strictly necessary, but a basic motherboard M.2 thermal plate is recommended for sustained performance consistency.

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Last updated: 2026-05-23. Source: https://ssdrive.net/lexar-nm760-1-tb