Samsung 4TB 990 PRO PCIe 4.0 x4 M.2 Internal SSD

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Samsung 4TB 990 PRO PCIe 4.0 x4 M.2 Internal SSD
Key Features
  • 4TB Storage Capacity
  • M.2 2280 Form Factor
  • PCIe 4.0 x4 / NVMe 2.0 Interface
  • Sequential Reads up to 7450 MB/s
Built using their V-NAND 3-bit MLC flash technology and in-house controller, the Samsung 4TB 990 PRO PCIe 4.0 x4 M.2 Internal SSD offers an M.2 2280 form factor and a PCIe 4.0 x4 / NVMe 2.0 interface to deliver sequential read speeds of up to 7450 MB/s and sequential write speeds of up to 6900 MB/s. Users will also have access to encryption via TCG/Opal 2.0 and MS eDrive, while a TBW (Total Bytes Written) rating of 2400TB helps ensure a long operational life.
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Samsung 990 PRO Internal SSD Overview

From Manufacturer

Built using their V-NAND 3-bit MLC flash technology and in-house controller, the Samsung 4TB 990 PRO PCIe 4.0 x4 M.2 Internal SSD offers an M.2 2280 form factor and a PCIe 4.0 x4 / NVMe 2.0 interface to deliver sequential read speeds of up to 7450 MB/s and sequential write speeds of up to 6900 MB/s. Users will also have access to encryption via TCG/Opal 2.0 and MS eDrive, while a TBW (Total Bytes Written) rating of 2400TB helps ensure a long operational life.

Maximum Speed
Get sequential read speeds of up to 7450 MB/s and sequential write speeds of up to 6900 MB/s with the 990 PRO and push the limits of what SSDs can do. The 990 PRO is powered by Samsung's own controller, which is designed to harmonize the flash memory components and the interface for improved speed, with a PCIe 4.0 interface that's up to twice as fast as PCIe 3.0 SSDs, so every component of this NVMe 2.0 SSD is manufactured by Samsung for lasting performance.
Power-Efficient Performance
Use less power and get more performance. Enjoy improved performance per watt, plus optimal power efficiency with max PCIe 4.0 performance.
The Champion Maker
A more than 55% improvement in random performance enables faster loads for an ultimate gaming experience on PS5 and DirectStorage PC games.
Efficient M.2 SSD
The 990 PRO comes in a compact M.2 2280 form factor, which can be easily installed into desktops and laptops. Due to its size and optimized power efficiency, it's ideal for building high-performance computers.
Smart Thermal Solution
Samsung's own nickel-coated high-end controller delivers effective thermal control and prevents sudden performance drops from overheating.
Samsung Magician Software
Unlock the full potential of the 990 PRO with Samsung Magician's advanced, yet intuitive optimization tools. Monitor drive health, optimize performance, protect valuable data, and receive important updates with Magician to ensure you're always getting the best performance out of your SSD.
UPC: 887276795195

Samsung 990 PRO Internal SSD Specs

Key Specs
Total Capacity
4 TB
Drive Type
PCIe 4.0 x4 / M.2 2280 SSD
Read Speed
Maximum: 7450 MB/s
Random: 1,600,000 IOPS
Write Speed
Maximum: 6900 MB/s
Random: 1,550,000 IOPS
Heatsink Included
No
Total Capacity
4 TB
Drive Type
PCIe 4.0 x4 / M.2 2280 SSD
Performance
Read Speed
Maximum: 7450 MB/s
Random: 1,600,000 IOPS
Write Speed
Maximum: 6900 MB/s
Random: 1,550,000 IOPS
Encryption Support
Yes
Mean Time Between Failures (MTBF)
1.5 Million Hours
Endurance (Total Bytes Written)
2400 TB
Heatsink Included
No
Electrical
Power Draw
6.5 W (Active)
5.8 mW (Standby)
Input Power
3.3 VDC
General
Operating Conditions
32 to 158°F / 0 to 70°C
Operating Shock
1500 G / 0.5 ms
Dimensions
3.15 x 0.87 x 0.09" / 80.01 x 22.09 x 2.31 mm
Weight
0.3 oz / 9 g
Packaging Info
Package Weight
0.15 lb
Box Dimensions (LxWxH)
6.5 x 3.9 x 0.9"

Samsung 990 PRO Internal SSD Reviews

Huge Leap from the 970 EVO Plus

By Johnny
Rated 5 out of 5
Date: 2026-10-04

[This review was collected as part of a promotion.] I upgraded to the Samsung 990 PRO NVMe SSD after running a 970 EVO Plus for years, and the difference is night and day. While the 970 EVO Plus was a rock-solid drive in its time, moving to PCIe 4.0 on the 990 PRO takes everything to another level. ​Sequential read and write speeds basically doubled—reaching up to ~7,450 MB/s read and 6,900 MB/s write. You can feel that speed immediately: -​Windows boots practically instantaneously. ​-Massive file transfers and game installs finish in seconds. -​In-game loading screens and texture pop-in are virtually nonexistent. -Compatible my Alienware with zero issues, detected instantly in the BIOS and runs at full PCIe 4.0 speeds. -I've had it running for over a year now, and its endurance and reliability have been rock-solid

Great SSD

By Spookyszn08
Rated 5 out of 5
Date: 2026-09-28

[This review was collected as part of a promotion.] Honestly one of the best memory for my computer i have had it for 3 years and it is still holding strong

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