# Lexar NM790 2TB NVMe detailed specs (2026)

Should you buy NM790 (2TB) produced by Lexar and extra specs read below here.

Quick answer: Lexar NM790 2TB may work on PCIe Gen4 that is twice faster than PCIe Gen3. The write speed is 6500 Mbps, that is faster than has other rivals. The NVMe SSD has endurance 1 TBW, that is not very much compared to nearest competitors. When everything is weighed in the balance, our site highly recommend to buy Lexar NM790 2TB for your PC.

## Specifications

| Specification | Value |
| --- | --- |
| Capacity | 2 TB |
| Interface | M.2 4.0 x 4 |
| Controller | Maxiotech MAP1602A |
| Memory type | YMTC 232-L TLC |
| DRAM cache | No |
| Sequential read | 7400 MB/s |
| Sequential write | 6500 MB/s |
| Random read IOPS | 7400000 |
| Random write IOPS | 6500000 |
| Endurance | 1 TBW |
| MTBF | 2000000 |
| Warranty | 3 years |

## Performance

Drive use PCIe M.2 4.0 x 4 computer expansion bus standard with write speeds equals to 6500 Mbps, and maximum read speeds 7400 Mbps. NM790 has IOPS 6500000 on writing and 7400000 on reading operations.

## Endurance, TBW & Warranty

Manufacturer provide 3 years warranty that limited by endurance 1 TBW. As well it has 2000000 million hours mean time between failure.

## Pros and Cons

**Pros:**

- Excellent writing speed
- PCIe 4.0
- Capacity
**Cons:**

- Writing speed


## Verdict

Lexar NM790 2TB may work on PCIe Gen4 that is twice faster than PCIe Gen3. The  write speed is 6500 Mbps, that is faster than has other rivals. The NVMe SSD has endurance 1 TBW, that is not very much compared to nearest competitors. When everything is weighed in the balance, our site highly recommend to buy Lexar NM790 2TB for your PC.

## Frequently Asked Questions

### Does Lexar NM790 2TB have DRAM?

The Lexar NM790 has No. Dynamic random-access memory (DRAM) makes storage work faster, but more expensive. 

### Does NM790 2TB need a heatsink?

The Lexar NM790 2TB due to the high density of memory chips you need to install of additional heat sink. This decrease temperature of the memory chips and controller. Some laptops or motherboards designed with thermal pads above and below the drive for improving performance during times of high loads.

### Is the NM790 2TB good?

The Lexar NM790 2TB has maximum write speed 6500 Mb per second, read speed 7400 Mbps. NVMe operate on Maxiotech MAP1602A controller and M.2 4.0 x 4 interface standard. The memory type is YMTC 232-L TLC.

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Last updated: 2026-08-29. Source: https://ssdrive.net/lexar-nm790-2-tb