NM1090 Pro 2TB vs 990 Pro 4TB | PCPartMatch

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NM1090 Pro 2TB vs 990 Pro 4TB | PCPartMatch

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Storage Drives
NM1090 Pro 2TB vs 990 Pro 4TB

Lexar

NM1090 Pro 2TB

VS

Samsung

990 Pro 4TB

4specs won

of7specs

1specs won

The Lexar NM1090 Pro 2TB wins in 4 out of 7 comparable specs, with 2 ties. Its biggest advantage is Sequential Read (88% better).

990 Pro 4TB wins in 1 spec (Capacity: 100% better).

Recommendation

Choose NM1090 Pro 2TB if you want the best overall performance — especially sequential read.

Choose 990 Pro 4TB if capacity matters more to you.

Detailed Specifications

Specification

LexarNM1090 Pro 2TB

Samsung990 Pro 4TB

Storage

Capacity

2000 GB

4000 GB+100%

Type

NVMe SSD

NVMe SSD

Interface

Add Another Component

PCIe Gen5 x4

PCIe Gen4 x4

Form Factor

M.2-2280

M.2-2280

NAND Type

TLC

TLC

Performance

Sequential Read

14,000 MB/s+88%

7,450 MB/s

Sequential Write

13,000 MB/s+88%

6,900 MB/s

Endurance (TBW)

2,400

2,400

Features

DRAM Cache

Yes

Yes

Platform

Controller

Silicon Motion SM2508

Samsung Pascal

PCIe Gen

5+25%

4

Price

MSRP

$260−25%

$345

Release Date

Oct 2024

Oct 2023