Lexar LNM790X004T-RNNNG Internal SSD 4TB M.2 2280 PCIe Gen 4×4 NVMe SSD up to 7400MB/s read, 6500MB/s write TLC | LNM790X004T-RNNNG

Lexar 4TB M.2 2280 PCIe Gen 4×4 NVMe SSD up to 7400MB/s read, 6500MB/s write

Features

Incredible speeds to get the job done
With a blazing 7400MB/s sequential read, 6500MB/s sequential write1 and random read speeds of up to 1,000,000 IOPs, the Lexar® NM790 SSD has the performance to put you across the finish line first or easily meet your most demanding deadlines.

Twice as fast
At 2x as fast as PCIe Gen3 SSDs2, the Lexar® NM790 M.2 2280 PCIe Gen 4×4 NVMe SSD helps you perform at your best, fast.

Powerful but efficient
Consuming up to 40% less power consumption than DRAM cache-enabled PCIe Gen 4 SSDs2, Lexar® NM790 M.2 2280 PCIe Gen 4×4 NVMe SSD not only keeps energy costs down, but also lets you go longer between charges of your laptop battery.

HMB 3.0 and Dynamic SLC Caching
Host Memory Buffer (HMB) 3.0 enables the drive to utilize DRAM memory on your device, and Dynamic SLC cache writes to single-level-cell memory to maintain speed for smooth and seamless performance.

Perfect for work and play
Designed for hardcore gamers, professionals, and creators, the Lexar® NM790 SSD has the performance you need to accelerate your game and keep up with your creative endeavors.

Compatible with PlayStation®5
Designed to be the perfect partner, the Lexar® NM790 SSD is compatible with laptops, desktop computers, and the PS5TM.

Rigorously Tested
All Lexar products undergo extensive testing in the Lexar Quality Labs, facilities with thousands of different cameras and digital devices to ensure performance, quality, compatibility, and reliability.

Specifications

Capacities
512GB/1TB/2TB/4TB/8TB
Form Factor
M.2 2280
Interface
PCIe Gen4x4
Speed
512GB: Read speed up to 7200MB/s1, write speed up to 4400MB/s1,
random read and write speeds of up to 800,000 IOPs
1TB: Read speed up to 7400MB/s1, write speed up to 6500MB/s1,
random read up to 1,000,000 IOPs, random write up to 900,000 IOPs
2TB: Read speed up to 7400MB/s1, write speed up to 6500MB/s1,
random read up to 1,000,000 IOPs, random write up to 900,000 IOPs
4TB: Read speed up to 7400MB/s1, write speed up to 6500MB/s1,
random read and write speeds of up to 900,000 IOPs
8TB: Read speed up to 7000MB/s1, write speed up to 6200MB/s1,
random read up to 850,000 IOPs, random write up to 900,000 IOPs
Operating Temperature
0°C to 70°C (32°F to 158°F)
Storage Temperature
-40°C to 85°C (-40°F to 185°F)
Dimensions (L x W x H)
80 x 22 x 2.45 mm (3.15′ x 0.87′ x 0.10′)
Weight
6g / 0.013 lbs
Warranty
Five-year limited warranty
Shock-resistant
1500G, duration 0.5ms, Half Sine Wave
Vibration-resistant
10~2000Hz, 1.5mm, 20G, 1 Oct/min, 30min/axis (X,Y,Z)
TBW
512GB: 500TBW, 1TB: 1000TBW, 2TB: 1500TBW,4TB: 3000TBW, 8TB: 6000TBW
MTBF
1,500,000 Hours

Product Last Updated: 17/07/2026

* Whilst we endevour to have the correct information on our products provided from the supplier/manufacturer errors do occur. If you would like to double check the information, please feel free to contact us and we will be more than happy to confirm information on the item prior to purchase. In the event that product information is incorrect due to information we received from our supplier or manufacturer, we do not take responsibility or be held liable for damage(s) or loss(s). We will work with you and do our best to make the best of a bad situation and work with our supplier(s) and/or manufacturer(s) to supply the correct information for the item purchased etc..